CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Open source single-CPU engines

Comparing 1022 engines!
196 best versions of selected engines played 20955 games with each other

CCRL 40/40 Rating List — Open source single-CPU engines (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Computed on December 7, 2019 with Bayeselo based on 1'104'002 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Lc0 0.22.0 T40B.4-160 GTX10503460+27−2763.1%−79.063.1%374 
81.9%
 Lc0 0.21.2 w42716 GTX10503441+29−2964.7%−88.659.8%336
92.8%
2SugaR NN 310719 64-bit3412+26−2572.8%−147.850.3%499
96.6%
 Stockfish 10 64-bit3387+9−974.3%−166.746.5%4650
49.3%
 SugaR NN 1.1 64-bit3387+18−1871.8%−139.252.3%966
69.2%
 SugaR 1.6.1 64-bit3381+15−1571.3%−137.352.4%1463
90.7%
 SugaR XPrO 1.4 64-bit3368+14−1471.0%−144.351.9%1668
53.6%
 Stockfish 9 64-bit3367+12−1271.4%−149.849.0%2565
71.1%
 ShashChess 8.0 64-bit3362+13−1368.1%−113.758.7%1733
92.9%
 ShashChess 6.0 64-bit3345+18−1866.0%−98.061.7%926
53.6%
 ShashChess 4.0 64-bit3344+17−1765.6%−98.461.7%1024
56.6%
 asmFish 051117 64-bit3342+16−1571.7%−144.750.2%1407
91.9%
 SugaR XPrO 1.3 64-bit3327+16−1570.4%−135.152.1%1372
58.5%
 SugaR XPrO 1.5.3 64-bit3325+16−1670.9%−135.750.6%1244
81.3%
 ShashChess Pro 1.0 64-bit3314+19−1966.2%−102.255.5%850
49.9%
 SugaR XPrO 1.2 64-bit3314+16−1668.1%−117.656.0%1172
52.3%
 MateFinder 9 64-bit3313+21−2167.6%−120.546.7%760
84.7%
 Stockfish 8 64-bit3301+11−1169.9%−130.553.8%2670
99.7%
3Ethereal 11.75 64-bit3264+24−2451.5%−7.262.4%492
71.3%
4Xiphos 0.6 64-bit3255+19−1949.6%+4.266.2%728
76.6%
 Ethereal 11.53 64-bit3247+14−1450.8%−3.160.2%1546
57.0%
 Stockfish 7 64-bit3245+13−1367.9%−112.754.2%1809
76.7%
 Ethereal 11.25 64-bit3238+14−1449.4%+2.861.8%1560
78.9%
 Xiphos 0.5 64-bit3230+13−1347.2%+17.262.6%1691
68.7%
 Stockfish 6 64-bit3225+15−1568.7%−118.052.0%1461
56.4%
 Ethereal 11.00 64-bit3224+14−1447.0%+18.057.7%1552
93.4%
5Laser 1.7 64-bit3210+12−1245.6%+25.457.7%2081
66.2%
6Defenchess 2.2 64-bit3206+14−1445.6%+27.061.9%1547
67.1%
7Booot 6.3.1 64-bit3202+10−1045.4%+28.858.1%3355
82.8%
 Booot 6.3 64-bit3193+16−1650.5%−0.555.9%1208
50.0%
 Stockfish 5 64-bit3193+16−1667.5%−107.351.6%1222
58.3%
 Ethereal 10.55 64-bit3191+18−1849.2%+4.656.8%951
76.4%
8Andscacs 0.95 64-bit3183+11−1047.9%+14.252.4%2875
92.3%
 Andscacs 0.94 64-bit3172+13−1345.6%+28.752.0%1787
55.1%
 Andscacs 0.93 64-bit3170+13−1347.4%+16.252.7%1928
72.4%
 Stockfish DD 64-bit3164+16−1663.3%−80.153.0%1257
60.2%
9RubiChess 1.6 64-bit3161+22−2252.7%−18.754.9%574
79.1%
 Andscacs 0.921 64-bit3150+14−1451.5%−7.450.9%1710
50.4%
 Defenchess 2.1 64-bit3149+22−2248.2%+13.954.7%590
53.5%
 Xiphos 0.4 64-bit3148+12−1242.4%+50.950.3%2272
71.8%
 Booot 6.2 64-bit3144+11−1145.1%+33.554.4%2802
91.9%
10Arasan 21.4 64-bit3129+17−1747.1%+20.453.3%1096
50.5%
 Laser 1.6 64-bit3129+11−1141.3%+60.549.0%2596
55.1%
11Roc 1.1 64-bit3127+30−3044.8%+32.457.5%318
58.4%
 Arasan 21.3 64-bit3124+15−1445.7%+28.551.3%1490
64.1%
 Gull 3 64-bit3121+7−743.5%+42.452.8%6787
49.0%
 Roc 1.3 64-bit3121+24−2449.3%+4.154.8%498
50.2%
 Stockfish 4 64-bit3121+18−1759.3%−56.455.0%967
56.4%
 Roc 1.0 64-bit3119+21−2144.1%+40.349.1%715
60.8%
 Roc 0.7 64-bit3115+10−1143.2%+45.952.0%2907
65.8%
 RubiChess 1.5 64-bit3111+20−2048.6%+4.858.6%741
58.8%
 Vajolet2 2.8 64-bit3103+66−6649.2%+3.854.7%64
52.9%
 Roc 0.8 64-bit3100+21−2145.5%+27.155.6%649
62.9%
 Stockfish 3 64-bit3096+16−1656.5%−39.052.1%1186
51.1%
12Vajolet2 2.7 64-bit3096+15−1551.0%−8.748.3%1318
58.1%
 Xiphos 0.3 64-bit3093+19−1950.6%−3.551.6%801
53.1%
 Ethereal 10.00 64-bit3092+15−1550.7%−1.453.1%1286
49.5%
 Lc0 0.21.3 wLD2 64-bit3092+36−3653.4%−28.245.8%236
60.0%
13Nemorino 5.00 64-bit3087+14−1447.7%+18.950.4%1590
67.2%
 Arasan 21.1 64-bit3082+19−1948.7%+7.953.2%774
49.5%
 Gull 2.8b 64-bit3082+20−2050.7%−4.757.5%689
61.7%
 Arasan 21.2 64-bit3078+16−1650.1%+4.847.4%1178
51.8%
 Booot 6.1 64-bit3078+18−1846.0%+27.852.1%990
50.0%
 Stockfish 2.3.1 64-bit3078+17−1757.1%−44.154.5%1065
59.6%
14Texel 1.07 64-bit3075+12−1250.1%−2.047.8%2395
59.4%
15ChessBrainVB 3.743072+22−2250.5%−4.150.0%642
49.4%
 Laser 1.5 64-bit3072+14−1550.5%−0.349.3%1486
50.4%
 Stockfish 2.2.2 64-bit3072+20−2054.5%−32.050.0%792
59.7%
16chess22k 1.13 64-bit3068+23−2348.8%+5.650.7%572
57.9%
 Sting SF 4.7 64-bit3065+22−2246.2%+21.252.3%599
51.6%
 Sting SF 4.8.4 64-bit3064+27−2747.4%+15.047.9%430
53.6%
 Gull 2.3 64-bit3063+19−1949.1%+4.957.2%775
50.2%
 Stockfish 2.2 64-bit3063+36−3657.2%−44.255.0%222
51.4%
 ChessBrainVB 3.723062+15−1551.2%−10.043.6%1423
52.4%
17IvanHoe 9.46h 64-bit3061+13−1353.3%−20.459.6%1819
55.3%
 Vajolet2 2.6 64-bit3060+15−1552.3%−14.653.9%1272
55.3%
18Protector 1.9.0 64-bit3059+9−1044.9%+34.750.7%3686
64.7%
 Lc0 0.20.1 w36089 64-bit3054+21−2157.5%−56.936.7%829
50.8%
 Lc0 0.22.0 wLD2 64-bit3054+64−6361.5%−72.541.0%78
51.3%
 Stockfish 2.1.1 64-bit3053+15−1551.2%−7.352.9%1258
59.2%
 Stockfish 2.2.2 32-bit3050+14−1461.4%−74.048.4%1619
53.1%
 chess22k 1.12 64-bit3049+16−1649.1%+3.950.5%1233
54.4%
 Sting SF 4.63047+30−3045.4%+29.147.0%334
56.7%
 ChessBrainVB 3.703044+23−2351.1%−10.148.1%551
56.3%
 Arasan 21.0 64-bit3042+17−1750.8%−6.943.5%1112
48.3%
 Texel 1.06 64-bit3042+16−1647.8%+12.850.8%1255
53.9%
 Ethereal 9.65 64-bit3041+17−1754.4%−28.748.8%1005
54.1%
 Nemorino 4.00 64-bit3040+17−1750.9%−5.747.9%1085
49.9%
 Sting SF 5 64-bit3040+18−1844.7%+33.353.5%938
49.1%
 Sting SF 8.5 64-bit3040+29−2949.1%+3.856.5%345
51.3%
 Stockfish 2.3.1 32-bit3040+17−1657.2%−45.050.5%1095
52.4%
 Gull 3.1 64-bit3039+16−1646.2%+32.636.8%1379
49.0%
 Protector 1.8.0 64-bit3039+17−1744.6%+34.751.2%1043
51.2%
 Sting SF 8.1 64-bit3039+28−2854.1%−25.648.3%391
52.6%
 Sting SF 3 64-bit3038+16−1647.8%+11.352.8%1195
52.8%
 Arasan 20.4.1 64-bit3037+16−1654.4%−29.343.3%1180
48.9%
 RubiChess 1.4 64-bit3037+17−1748.3%+9.650.1%994
55.5%
19Senpai 2.0 64-bit3036+12−1251.7%−11.950.4%2277
51.6%
 ChessBrainVB 3.663035+23−2351.5%−9.751.2%568
49.7%
 Sting SF 6.7 64-bit3035+28−2848.9%+8.549.3%367
51.5%
 Stockfish 1.9.1 64-bit3035+21−2060.0%−68.544.2%763
52.7%
 Sting SF 9.99 64-bit3034+26−2652.7%−19.751.8%440
53.5%
 Sting SF 15 64-bit3032+25−2552.0%−11.450.6%476
52.5%
 Booot 6.0.2 64-bit3031+22−2246.7%+17.455.6%577
52.4%
 Stockfish 2.0.1 64-bit3030+23−2257.7%−49.147.0%611
53.9%
20Demolito 2019-07-15 64-bit3028+24−2450.8%−8.447.5%510
50.8%
 Sting SF 4.73028+22−2244.5%+32.850.5%632
50.8%
 Stockfish 2.1.1 32-bit3028+16−1563.8%−92.743.0%1362
52.0%
 Stockfish 1.8 64-bit3027+21−2161.5%−79.444.2%749
53.9%
 Gull 2.1 64-bit3026+19−1945.4%+25.755.9%837
48.5%
 Laser 1.4 64-bit3026+18−1853.3%−20.647.1%923
51.6%
 Sting SF 4 64-bit3026+18−1849.1%+3.150.6%915
52.3%
 Arasan 20.5 64-bit3025+20−2049.4%+2.751.1%709
48.1%
 ChessBrainVB 3.683025+21−2150.1%−0.754.3%654
55.0%
 Xiphos 0.2 64-bit3024+18−1852.8%−15.646.8%999
51.1%
 Demolito 2019-10-31 64-bit3023+80−8238.6%+66.550.0%44
49.4%
 IvanHoe 9.46h 32-bit3023+13−1355.8%−37.153.6%1668
53.0%
 Arasan 20.2 64-bit3022+25−2553.1%−21.148.5%468
50.4%
 Sting SF 2 64-bit3022+18−1850.1%−1.954.6%943
61.5%
 Sting SF 6.1 64-bit3017+30−3047.6%+15.253.0%332
58.4%
21Pirarucu 3.0.7 64-bit3013+19−1950.2%−6.553.1%803
50.7%
 Sting SF 10.1 64-bit3013+28−2848.3%+7.743.4%410
51.0%
 Stockfish 2.0.1 32-bit3012+17−1765.3%−99.746.2%1122
54.6%
 Gull 2.2 64-bit3011+19−1944.4%+31.751.0%834
51.3%
 Protector 1.7.0 64-bit3010+18−1845.0%+29.052.2%952
52.5%
 Sting SF 9.9 64-bit3010+17−1742.7%+46.544.0%1109
51.4%
 Arasan 20.3 64-bit3009+20−2049.7%+1.349.2%774
50.8%
 Stockfish 1.7.1 64-bit3009+22−2261.3%−75.243.6%669
48.3%
 Texel 1.05 64-bit3009+15−1550.5%−3.345.2%1333
58.6%
22Winter 0.7 64-bit3006+23−2351.7%−10.743.0%575
53.8%
 Ethereal 9.30 64-bit3005+26−2550.5%−4.149.3%460
48.7%
 Sting SF 7.3 64-bit3005+31−3151.3%−3.953.3%304
55.0%
 Sting SF 2 32-bit3003+17−1751.3%−9.751.2%1062
57.0%
 Stockfish 1.9.1 32-bit3001+16−1665.7%−101.947.0%1208
47.8%
 Vajolet2 2.5 64-bit3001+18−1851.0%−5.850.7%963
55.2%
23Hakkapeliitta TCEC v2 64-bit3000+13−1350.1%−8.241.9%1985
56.7%
 Sting SF 9 64-bit2998+16−1644.9%+40.245.8%1179
53.7%
 Defenchess 1.1f 64-bit2997+12−1252.1%−13.946.1%2105
53.6%
 Nemorino 3.0 64-bit2996+19−1951.4%−9.749.4%814
51.3%
 Protector 1.6.0 64-bit2996+17−1745.3%+29.149.3%1010
56.9%
 Gull II b2 64-bit2993+21−2145.4%+26.948.1%675
54.5%
24Rodent III 0.281 64-bit2992+20−2049.6%+2.755.2%712
56.1%
 chess22k 1.11 64-bit2989+20−2048.4%+11.848.3%768
54.2%
 ChessBrainVB 3.612988+27−2749.3%+3.647.7%421
48.4%
 Stockfish 1.8 32-bit2988+18−1766.6%−104.847.5%1064
53.4%
 Gull R375 64-bit2987+19−1945.8%+23.949.8%828
53.7%
 Demolito 2019-04-27 64-bit2986+19−1949.9%+1.442.4%878
49.8%
 Gull II 64-bit2986+30−3046.1%+18.248.0%344
49.8%
 Rodent III 0.275 64-bit2986+15−1550.3%−1.647.6%1450
49.6%
 Xiphos 0.1 64-bit2986+20−2049.1%+5.648.4%787
53.5%
 Protector 1.5.0 64-bit2985+13−1344.7%+31.849.4%1845
60.4%
 Gull II b2 32-bit2982+18−1846.8%+18.952.6%960
49.2%
 Rodent III 0.238 64-bit2982+15−1450.2%−1.248.0%1445
55.6%
 RubiChess 1.3 64-bit2981+21−2152.7%−21.539.0%765
52.2%
 ChessBrainVB 3.502980+24−2352.4%−16.246.7%553
54.9%
 Demolito 2018-10-29 64-bit2978+15−1552.2%−19.139.8%1418
48.7%
 Gull II 32-bit2978+18−1846.0%+22.557.1%854
51.3%
 Stockfish 1.7.1 32-bit2978+17−1766.4%−108.445.6%1214
67.1%
 Texel 1.04 64-bit2972+21−2147.9%+12.946.6%701
57.2%
 Vajolet2 2.4 64-bit2969+21−2150.2%−0.448.8%705
52.7%
 Ethereal 9.00 64-bit2968+18−1848.6%+9.144.4%1006
55.3%
 Pirarucu 2.9.5 64-bit2966+19−1947.9%+7.846.2%874
54.4%
 Stockfish 1.6.3 64-bit2965+20−2058.6%−54.845.9%801
53.2%
 Arasan 20.1 64-bit2964+23−2352.4%−15.448.6%566
56.7%
 Senpai 1.0 64-bit2961+12−1247.7%+15.047.3%2072
52.1%
 Vajolet2 2.2 64-bit2961+19−1950.2%−2.247.8%850
56.5%
 Lc0 0.20.1 w11258 64-bit2957+35−3550.6%−6.640.8%262
53.0%
25Amoeba 3.0 64-bit2956+17−1751.3%−9.346.6%1110
49.2%
 Vajolet2 2.3 64-bit2956+20−2050.4%−0.949.9%758
50.9%
 chess22k 1.10 64-bit2956+18−1845.8%+26.142.5%1077
56.1%
 Hakkapeliitta 3.0 64-bit2954+12−1149.1%+5.740.7%2501
56.6%
 Arasan 19.2 64-bit2952+28−2852.9%−19.047.1%382
50.0%
 Stockfish 1.6s 64-bit2952+29−2952.0%−14.951.4%346
50.5%
 chess22k 1.9 64-bit2951+22−2246.3%+24.148.1%642
54.0%
 Pirarucu 2.7.4 64-bit2950+17−1748.9%+7.644.7%1036
55.5%
 Protector 1.5.0 32-bit2948+25−2545.2%+27.351.7%470
50.3%
 Sting SF 18 64-bit2947+85−8742.1%+46.852.6%38
50.9%
 Arasan 20.0 64-bit2946+26−2551.9%−12.045.5%466
50.9%
 Nemorino 2.00 64-bit2946+23−2351.0%−7.250.2%578
65.6%
26Igel 2.0.0 64-bit2939+26−2653.2%−25.142.0%450
51.8%
 Lc0 0.21.1 w11258 64-bit2937+58−5853.6%−21.938.5%96
50.2%
 Rodent III 0.210 64-bit2937+19−1949.5%+2.649.2%830
52.8%
27Marvin 3.4.0 64-bit2936+21−2151.4%−8.741.7%731
56.7%
 Stockfish 1.6.3 32-bit2934+17−1761.2%−71.248.1%1118
61.7%
28Crafty 25.2 64-bit2931+11−1148.8%+5.544.3%2688
50.9%
 chess22k 1.8 64-bit2930+20−2147.7%+16.044.0%739
62.1%
 Amoeba 2.8 64-bit2927+13−1346.1%+24.444.0%1813
49.9%
 Winter 0.6 64-bit2927+18−1850.1%−2.138.7%1011
53.2%
 Pirarucu 2.6.1 64-bit2926+20−2047.9%+11.145.2%810
53.7%
 Laser 1.3 64-bit2924+24−2447.7%+14.149.6%502
50.1%
 Texel 1.03 64-bit2924+24−2452.0%−13.143.3%520
51.8%
29Bobcat 8.0 64-bit2923+13−1348.1%+12.046.6%1946
55.0%
 Arasan 19.1 64-bit2922+22−2252.5%−17.247.8%627
50.0%
30Cheng 4.39 64-bit2922+11−1148.1%+10.043.8%2668
58.1%
31Topple 0.7.3 64-bit2919+26−2650.9%−8.437.9%494
51.4%
 Gull 1.2 64-bit2918+15−1545.6%+30.537.9%1566
54.0%
 Vajolet2 2.0 64-bit2917+20−2048.9%+6.549.7%784
52.5%
 Rodent II 0.9.64 64-bit2916+22−2250.5%−3.345.1%659
52.4%
 ChessBrainVB 3.312915+25−2552.6%−14.345.1%503
49.6%
 Scorpio 3.0 MCTS 64-bit2915+63−6443.4%+41.842.1%76
54.1%
 Amoeba 2.6 64-bit2912+20−2048.4%+9.548.2%739
51.3%
 Counter 3.4 64-bit2911+57−5654.6%−24.356.3%87
50.8%
 Demolito 2018-03-01 64-bit2910+17−1746.6%+20.242.8%1148
51.0%
 Rodent III 0.172 64-bit2910+22−2249.7%+2.644.8%620
52.1%
 Crafty 25.3 64-bit2908+53−5351.4%−8.239.6%111
50.8%
 Gull 0.12a 64-bit2908+31−3145.5%+30.231.7%344
49.8%
 Lc0 0.20.2 w32930 64-bit2908+34−3452.4%−18.343.3%270
51.3%
 Arasan 19.0.1 64-bit2907+26−2651.1%−7.345.7%438
51.4%
 Gull 1.1 64-bit2907+19−1945.5%+30.541.5%889
47.5%
 RubiChess 1.2.1 64-bit2907+19−1951.7%−11.342.2%909
57.0%
 Amoeba 2.7 64-bit2905+14−1445.3%+33.141.8%1733
52.7%
32Toga II 4.0 64-bit2905+13−1346.4%+24.339.8%1961
51.4%
 Nemorino 1.02 64-bit2904+23−2352.8%−19.240.3%616
60.9%
33DiscoCheck 5.2 64-bit2900+18−1848.6%+8.643.2%1012
49.7%
 Protector 1.4.0 64-bit2900+14−1445.9%+31.136.5%1731
53.7%
 chess22k 1.7 64-bit2899+22−2247.4%+15.345.2%662
57.8%
 Vajolet2 2.1 64-bit2896+24−2448.5%+10.246.2%550
50.8%
 Igel 2.1.0 64-bit2895+84−8930.8%+107.651.3%39
50.9%
 Booot 5.2.0 64-bit2894+15−1548.5%+10.742.7%1432
47.4%
 DiscoCheck 5.2.1 64-bit2894+15−1549.2%+5.342.7%1480
54.5%
34EXchess 7.97b 64-bit2893+13−1348.3%+11.044.5%2067
49.5%
 Winter 0.5 64-bit2893+17−1751.8%−11.740.8%1177
53.5%
 Tucano 8.00 64-bit2891+61−6057.6%−45.138.4%86
51.3%
 Cheng4 0.38 64-bit2890+23−2350.9%−5.839.5%583
48.7%
 Demolito 2017-08-26 64-bit2890+20−2048.2%+9.043.8%790
52.9%
 Topple 0.7.1 64-bit2889+25−2552.2%−18.048.7%470
52.5%
 Stockfish 1.5.1 64-bit2888+28−2854.7%−29.839.2%416
51.7%
 Arasan 18.2 64-bit2887+29−2951.3%−8.345.6%351
54.4%
 Ethereal 8.62 64-bit2885+24−2447.5%+14.944.9%563
48.3%
 Gull 1.0a 32-bit2885+12−1245.7%+30.343.8%2262
50.7%
35Scorpio 2.8 64-bit2885+14−1449.3%+3.340.5%1606
53.8%
 Topple 0.7.2 64-bit2884+29−2860.9%−72.239.1%404
58.8%
 Igel 1.9.0 64-bit2879+28−2750.7%−6.942.7%415
51.4%
 Protector 1.4.0 32-bit2879+11−1145.5%+30.041.0%2776
53.0%
 Bobcat 7.6 64-bit2878+22−2345.4%+28.550.0%592
52.4%
 Gull 1.1 32-bit2877+17−1747.4%+16.048.9%1051
51.6%
 Gull 1.2 32-bit2876+12−1245.6%+30.342.6%2306
50.4%
 Vajolet2 1.44 64-bit2876+31−3052.5%−17.046.1%323
53.8%
 Arasan 18.3 64-bit2874+27−2749.7%+2.150.5%392
51.0%
 ChessBrainVB 3.202874+25−2550.3%−2.947.4%489
52.7%
 Amoeba 2.5 64-bit2872+23−2349.6%−0.144.5%566
54.3%
 Crafty 25.1 64-bit2870+32−3244.9%+34.636.5%312
50.3%
 EXchess 7.88b 64-bit2870+25−2550.0%−0.145.3%472
50.1%
 Gull 0.12a 32-bit2870+21−2149.4%+3.044.8%717
51.4%
 Laser 1.2 64-bit2869+23−2350.6%−4.549.7%578
51.8%
 Rodent II 0.9.33 64-bit2869+27−2750.8%−8.343.9%419
51.9%
 Scorpio 2.9 MCTS 64-bit2868+27−2751.0%−4.939.0%420
52.3%
 Vajolet2 1.45 64-bit2867+20−2049.2%+5.342.9%787
51.5%
 Scorpio 2.7.9 64-bit2866+26−2552.3%−17.136.6%500
56.0%
 Crafty 25.0 64-bit2864+20−2046.9%+19.147.0%794
47.7%
 Stockfish 1.5.1 32-bit2864+15−1555.1%−32.743.1%1506
61.0%
 Arasan 18.0 64-bit2860+26−2649.6%+1.638.2%479
57.3%
 Marvin 3.3.2 64-bit2857+21−2151.9%−12.542.6%748
54.8%
 EXchess 7.92b 64-bit2855+22−2250.5%−3.047.7%631
53.9%
36MinkoChess 1.3 64-bit2854+14−1447.3%+19.541.6%1593
53.1%
 Protector 1.3.6 64-bit2853+29−2946.1%+26.535.3%400
50.4%
 EXchess 7.71b 64-bit2852+22−2250.4%−2.743.8%669
51.7%
37Tucano 7.06 64-bit2852+20−2049.1%+0.550.0%746
52.5%
 Pirarucu 2.3.8 64-bit2851+22−2253.1%−22.939.4%654
50.3%
 Rodent 1.7 64-bit2851+19−1950.5%−3.343.7%888
51.9%
38Counter 3.3 64-bit2850+22−2249.9%+1.343.4%620
48.9%
 Toga II 3.02850+16−1648.1%+11.342.9%1311
54.8%
 Stockfish 1.4 64-bit2849+19−1953.1%−18.151.3%844
53.2%
 Bobcat 7.1 64-bit2848+25−2552.6%−18.539.0%526
51.1%
 Gull 0.11a 32-bit2847+21−2146.8%+17.846.8%722
52.1%
 Defenchess 1.0 64-bit2846+28−2848.7%+8.439.8%410
49.5%
 Vajolet2 1.28 64-bit2846+22−2253.1%−19.743.4%656
59.2%
 Booot 5.1.02844+10−1045.7%+29.241.4%3391
50.2%
 Demolito 2017-06-18 64-bit2844+25−2548.8%+5.443.7%487
52.2%
 Arasan 17.4 64-bit2843+26−2649.8%−0.539.0%472
49.3%
 Protector 1.3.3 64-bit2843+31−3149.4%+4.644.1%311
51.3%
 Lc0 0.19.1 w11248 64-bit2842+42−4249.2%+6.034.6%188
52.3%
 Arasan 17.5 64-bit2841+25−2550.2%−1.145.9%481
49.7%
39Minic 0.98 64-bit2841+30−2953.7%−31.628.8%427
49.2%
 Tucano 7.07 64-bit2841+17−1748.6%+10.541.2%1130
53.7%
 Protector 1.3.4 64-bit2840+24−2445.7%+27.144.2%543
57.3%
 Marvin 3.2.0 64-bit2837+16−1648.3%+8.942.0%1213
59.1%
 Counter 3.2 64-bit2834+19−1850.0%−1.040.8%932
54.0%
40Asymptote 0.6.3 64-bit2833+25−2548.4%+9.038.2%519
50.6%
41Bagatur 1.8 64-bit2832+27−2752.7%−22.335.6%464
50.5%
 Winter 0.4a 64-bit2832+24−2448.0%+10.243.5%552
56.0%
 Protector 1.3.5 32-bit2830+15−1445.6%+27.845.9%1493
50.1%
 Stockfish 1.4 32-bit2830+16−1653.8%−24.948.9%1142
51.3%
 MinkoChess 1.3 32-bit2829+31−3146.0%+25.445.5%314
50.1%
 Scorpio 2.7.8 64-bit2829+27−2749.0%+6.038.9%440
53.1%
 Texel 1.02 64-bit2828+28−2846.7%+18.042.2%398
51.5%
 Cyclone xTreme Fury2827+19−1948.1%+10.848.8%811
53.7%
 Grapefruit 1.0 32-bit2826+9−948.4%+10.447.7%3991
48.6%
 Toga II 1.4.1SE2826+12−1250.0%+2.243.5%2395
55.7%
 Booot 5.02825+15−1545.2%+29.243.5%1342
48.3%
 Tucano 7.00 64-bit2825+19−1952.2%−18.043.4%866
56.1%
 Cyclone xTreme2824+13−1344.2%+37.645.8%2009
48.4%
 Igel 1.8.3 64-bit2824+28−2849.4%+4.738.4%414
50.2%
42‑43Murka 3 64-bit2824+13−1248.4%+9.243.6%2096
49.8%
 Protector 1.3.4 32-bit2824+15−1545.6%+28.746.2%1356
51.7%
42‑43Zurichess Neuchatel 64-bit2824+14−1449.1%+3.942.8%1634
52.4%
 MinkoChess 1.2 64-bit2823+31−3147.5%+14.839.7%325
48.6%
 Tucano 7.05 64-bit2823+29−2951.4%−7.841.5%388
50.6%
 chess22k 1.6 64-bit2823+28−2847.3%+17.546.8%389
52.9%
 ChessBrainVB 3.032822+25−2549.9%−2.340.8%512
48.6%
 Cyclone 3.42822+21−2151.5%−8.447.2%685
52.8%
 Bagatur 1.8a 64-bit2820+61−6149.4%+2.244.4%81
49.5%
 Cyclone xTreme Rage2820+25−2548.4%+9.746.8%476
49.9%
 Toga II 1.4.1SE62820+23−2350.4%+0.645.1%567
58.9%
 Asymptote 0.6 64-bit2817+20−2051.2%−8.431.9%904
52.6%
 EXchess 7.51b 64-bit2816+27−2751.1%−7.142.6%439
50.1%
 Ethereal 8.37 64-bit2816+27−2752.1%−15.340.2%438
50.7%
 Toga II 3.1.2SE2815+17−1752.9%−19.143.6%1051
52.4%
 Cyclone 2.22814+28−2849.1%+5.947.4%382
50.7%
 Topple 0.7.0 64-bit2814+27−2748.9%+8.644.3%418
56.1%
 Amoeba 2.4 64-bit2811+26−2650.1%−3.648.9%436
50.0%
 Arasan 17.0 64-bit2811+31−3151.5%−8.745.7%324
50.3%
 Crafty 23.8 64-bit2811+23−2351.5%−9.141.4%604
49.9%
44GNU Chess 5.60 64-bit2811+17−1749.3%+2.941.8%1117
53.4%
 Minic 1.09 64-bit2810+28−2846.8%+19.743.6%392
50.2%
 Rodent II 0.8.7 64-bit2810+27−2746.2%+23.841.1%448
57.3%
 Topple 0.6.1 64-bit2806+19−1950.5%−2.636.4%888
53.4%
 Rodent 1.6 64-bit2805+30−3049.7%+2.837.9%348
49.5%
 TheMadPrune 1.1.252805+24−2451.4%−9.648.0%504
51.1%
 Topple 0.5.0 64-bit2805+27−2749.7%+1.540.2%440
50.4%
 Scorpio 2.7.7 64-bit2804+16−1648.3%+9.841.6%1282
54.2%
 Arasan 17.3 64-bit2803+30−3046.8%+20.640.1%359
49.1%
 Crafty 24.1 64-bit2803+22−2249.5%+2.637.3%659
50.3%
 DiscoCheck 5.0.1 64-bit2803+32−3251.6%−12.134.6%318
49.9%
 MinkoChess 1.0 64-bit2803+29−2952.0%−14.039.9%368
48.9%
 Toga II 1.4 beta5c2803+24−2353.2%−20.446.2%558
53.7%
 Minic 0.92 64-bit2802+33−3356.7%−59.930.9%320
50.1%
 Protector 1.3.1b 32-bit2802+23−2348.8%+8.443.6%608
58.5%
 Cheng4 0.36c 64-bit2798+18−1850.4%−3.542.9%1014
53.9%
 Igel 1.7.0 64-bit2797+29−2951.1%−6.836.4%398
53.2%
45Monolith 1.0 64-bit2795+13−1350.2%−4.041.2%1926
50.0%
 Protector 1.3.2 32-bit2795+21−2145.7%+26.250.4%659
56.9%
46‑47GnuCheese 1.00 64-bit2793+16−1649.6%+0.940.5%1263
50.6%
46‑47RuyDos 1.1.9 64-bit2793+15−1549.3%+2.937.6%1552
49.8%
 Stockfish 1.3.1 32-bit2793+25−2546.1%+25.141.4%512
52.2%
 Zurichess Luzern 64-bit2792+24−2447.3%+15.642.0%528
50.9%
 Arasan 17.1 64-bit2791+31−3149.0%+6.642.7%314
51.4%
 Marvin 3.1.0 64-bit2791+21−2146.7%+21.144.5%735
55.8%
 Toga II 1.3.12789+12−1250.0%−1.042.1%2565
51.5%
 Arasan 17.2 64-bit2788+28−2846.8%+21.944.1%388
52.5%
 Bobcat 6.4b 64-bit2787+24−2449.8%−1.047.8%517
49.4%
 Crafty 23.6 64-bit2787+25−2553.0%−19.147.1%478
51.4%
 Texel 1.01 64-bit2787+21−2148.1%+11.934.7%718
52.7%
 RuyDos 1.1.0 64-bit2786+24−2448.9%+7.639.9%536
53.4%
 Counter 3.1 64-bit2784+20−2051.4%−9.437.6%804
49.9%
 Rodent 1.5 64-bit2784+21−2146.3%+25.840.9%726
50.4%
 RuyDos 1.1.10 64-bit2784+25−2548.2%+10.941.7%520
54.0%
48‑50Glaurung 2.2 64-bit2783+16−1646.7%+25.338.1%1272
48.9%
48‑50Octochess r5506 64-bit2783+15−1548.7%+6.943.4%1350
48.6%
48‑50tomitankChess 3.0 64-bit2783+17−1750.0%−2.738.9%1206
52.7%
 Arasan 16.3 64-bit2782+28−2848.6%+7.941.3%400
50.5%
 Grapefruit 1.0a32782+31−3248.1%+11.541.6%315
49.8%
 MinkoChess 1.2 32-bit2782+14−1445.6%+30.540.7%1765
49.4%
 RuyDos 1.1.6 64-bit2782+17−1749.5%+2.136.8%1140
53.0%
 Scorpio 2.7.6 64-bit2781+17−1749.7%+2.036.2%1198
51.8%
 Cyclone 1.02780+32−3251.0%−7.039.3%300
50.4%
 Stockfish 1.2 Default2780+21−2246.1%+24.144.5%679
53.8%
51Pawny 1.2 64-bit2779+14−1448.4%+9.739.7%1730
53.6%
 Scorpio 2.7.5 64-bit2778+27−2749.5%+2.340.7%425
52.3%
 EXchess 7.31b 64-bit2776+27−2746.3%+24.843.4%410
53.8%
 EXchess 7.18b 64-bit2775+23−2350.4%−4.339.9%607
51.0%
 RubiChess 1.1 64-bit2774+20−2050.7%−6.040.8%829
58.1%
 Octochess r5190 64-bit2772+15−1548.7%+7.940.2%1521
51.6%
 Crafty 24.0 64-bit2771+28−2847.0%+20.244.4%396
49.7%
 EXchess 7.26b 64-bit2771+27−2746.4%+22.140.5%440
56.9%
 Glaurung 2.1 64-bit2768+19−1946.3%+26.436.5%902
53.6%
 Toga II 1.3.42767+28−2852.9%−18.642.1%411
54.8%
 Glaurung 2.1 32-bit2765+17−1846.3%+24.839.5%1067
50.5%
 Igel 1.6.0 64-bit2765+20−2052.1%−17.932.1%884
49.5%
 Zurichess Jura 64-bit2765+25−2550.7%−7.041.8%500
50.6%
 Texel 1.01 32-bit2764+28−2852.2%−18.035.0%432
51.6%
 Winter 0.3 64-bit2764+25−2548.3%+10.936.3%543
52.3%
52FabChess 1.12.8 64-bit2763+28−2850.7%−3.741.1%401
48.4%
 RuyDos 1.0.27 64-bit2763+23−2348.4%+10.140.4%589
61.2%
 Rodent 1.4 64-bit2759+23−2347.9%+14.036.2%629
49.0%
 Toga II 1.2.1a 32-bit2759+12−1250.5%−6.739.2%2354
51.7%
 DiscoCheck 4.3 64-bit2758+27−2749.6%+1.638.9%427
50.9%
 Minic 0.82 64-bit2758+28−2854.7%−37.633.0%427
52.0%
 GNU Chess 5.50 64-bit2757+19−1948.5%+9.337.6%927
56.5%
53Bison 9.11 64-bit2755+13−1349.7%−0.235.5%2013
49.1%
 Crafty 23.3 64-bit2755+32−3250.5%−2.838.8%309
50.8%
 Glaurung 2.2 32-bit2755+24−2446.0%+25.041.4%565
55.4%
 Laser 1.1 64-bit2753+27−2747.0%+18.346.4%416
55.5%
 chess22k 1.5 64-bit2750+25−2551.8%−12.648.0%504
52.1%
 Scorpio 2.7 32-bit2749+20−2049.0%+9.136.2%826
55.6%
 Crafty 23.5 64-bit2747+28−2851.2%−10.539.9%406
50.0%
 Stockfish 1.012747+31−3150.5%−5.943.8%322
52.2%
 Ethereal 8.28 64-bit2745+29−2948.9%+4.940.5%370
52.3%
 Glaurung 2.0.1 64-bit2744+18−1849.9%−0.139.0%988
51.7%
 MinkoChess 1.0 32-bit2744+32−3249.8%+1.241.1%314
51.2%
 Amoeba 2.3 64-bit2743+27−2753.0%−19.440.2%428
50.6%
 EXchess 7.11b 64-bit2743+31−3150.3%−2.644.4%324
54.0%
 Topple 0.3.5 64-bit2741+30−3048.8%+4.336.1%368
50.6%
 MinkoChess 1.1 32-bit2740+27−2745.7%+26.740.9%455
50.1%
 Rodent 1.3 64-bit2740+29−2951.1%−7.243.9%378
54.3%
 Arasan 16.1 64-bit2738+31−3149.0%+7.637.0%338
49.4%
 Arasan 16.2 64-bit2738+32−3248.3%+13.833.4%317
50.3%
 Glaurung 2.0.1 32-bit2738+16−1747.2%+16.940.6%1196
56.0%
54Carballo 1.7 64-bit2736+14−1449.5%+3.640.0%1612
51.9%
 Crafty 23.4 64-bit2736+27−2846.7%+20.138.9%419
51.6%
 Toga II 1.2 32-bit2735+25−2552.4%−18.937.2%511
52.2%
 Laser 1.0 64-bit2734+26−2648.4%+9.638.8%466
53.1%
 Crafty 23.4 32-bit2733+19−1950.8%−5.840.4%861
52.2%
 Marvin 3.0.0 64-bit2732+23−2352.3%−19.634.4%649
51.5%
 Counter 3.0 64-bit2731+28−2848.1%+11.632.4%414
50.5%
 Toga II 1.1a 32-bit2731+16−1652.8%−19.138.9%1275
52.8%
 DiscoCheck 3.7.1 64-bit2730+30−3052.4%−19.636.7%349
50.9%
 Arasan 15.6 64-bit2729+30−3051.3%−11.833.4%353
50.6%
 Octochess r5132 64-bit2729+31−3151.1%−7.442.8%313
52.2%
 Bison 9.11 32-bit2728+14−1448.5%+9.837.2%1810
60.9%
 Bobcat 3.25 64-bit2725+17−1749.2%+5.039.2%1150
53.2%
 Tucano 6.00 64-bit2724+16−1647.4%+15.540.0%1369
51.2%
 Octochess r4984 64-bit2723+31−3149.7%+4.337.0%324
56.6%
 Amoeba 2.0 64-bit2720+27−2746.2%+22.843.1%434
49.4%
 Arasan 15.1 64-bit2720+31−3151.9%−12.139.4%317
49.3%
 RuyDos 1.0.22 64-bit2720+27−2750.7%−5.043.4%424
54.0%
 EXchess 7.03b 64-bit2718+32−3250.0%−0.634.6%315
49.7%
55GreKo 2018.08 64-bit2718+21−2147.0%+23.236.9%738
50.4%
 Marvin 2.2.0 64-bit2718+25−2550.1%−4.132.6%533
52.5%
 GreKo 2018.12 64-bit2717+26−2648.9%+6.146.6%457
52.1%
 Crafty 23.3 32-bit2716+32−3250.5%−4.641.4%309
52.8%
 Counter 2.9 64-bit2714+24−2449.6%+1.735.8%578
51.3%
 Hakkapeliitta 2.0 64-bit2714+25−2546.5%+23.134.5%551
51.2%
 EXchess 6.50b 64-bit2713+32−3250.2%−1.537.2%317
53.1%
 Arasan 16.0 64-bit2711+32−3246.5%+23.240.6%310
51.2%
 Crafty 23.2 64-bit2711+30−3049.0%+6.637.5%357
50.2%
 GreKo 2018 64-bit2711+13−1348.6%+9.133.0%1980
52.8%
 Amoeba 2.1 64-bit2710+29−2948.7%+9.739.0%374
51.5%
 Amoeba 1.4 64-bit2709+26−2647.7%+17.236.1%493
48.7%
 Carballo 1.6 64-bit2709+25−2452.2%−18.740.5%538
50.5%
 Topple 0.4.0 64-bit2709+25−2549.3%+6.433.0%536
53.4%
 Bagatur 1.7a 64-bit2708+18−1852.0%−17.734.3%1102
48.0%
 GreKo 2018.07 64-bit2708+15−1648.0%+14.036.4%1385
54.3%
 Bobcat 2.75 64-bit2707+30−3050.6%−4.438.9%360
51.6%
56Critter 0.42 32-bit2706+25−2551.9%−13.141.1%494
54.2%
 Scorpio 2.8.5 MCTS 64-bit2704+17−1746.7%+23.629.3%1166
58.0%
 Pawny 1.1 64-bit2701+21−2149.9%−2.341.5%745
49.8%
 Scorpio 2.7 64-bit2701+27−2746.0%+26.837.2%438
58.3%
 Octochess r4741 64-bit2697+32−3251.1%−4.741.2%308
50.5%
 Pirarucu 2.2.2 64-bit2697+19−1952.6%−20.033.8%965
50.3%
 Booot 4.15.12696+30−3046.1%+24.342.1%359
50.3%
 Glaurung 2 epsilon/5 32-bit2696+27−2748.1%+11.235.8%441
51.7%
 Crafty 23.2 32-bit2695+32−3247.8%+16.440.0%320
51.8%
 Fruit 2.12695+25−2551.5%−14.237.2%522
54.6%
 Booot 4.15.02693+14−1445.9%+26.444.9%1651
48.9%
 Scorpio 2.6 32-bit2693+31−3148.9%+7.941.7%321
53.9%
 Vajolet 2.482691+31−3148.9%+5.433.9%348
52.6%
 Rodent 1.2 64-bit2690+32−3247.0%+16.730.9%320
50.7%
 Zurichess Graubuenden 64-bit2689+25−2551.0%−6.839.0%539
51.8%
 Amoeba 1.3 64-bit2688+32−3248.4%+10.739.2%316
53.5%
 Crafty 23.1 32-bit2687+18−1846.2%+24.542.2%970
53.2%
57Fridolin 3.10 64-bit2686+18−1947.8%+13.634.3%1010
51.6%
 Arasan 14.3 64-bit2685+32−3247.3%+16.936.2%312
50.3%
 Bobcat 3.25 32-bit2685+31−3146.9%+22.432.2%351
49.9%
 Ethereal 8.19 64-bit2685+24−2452.8%−18.838.7%582
53.6%
 EXchess 6.71b 64-bit2683+32−3246.4%+22.441.5%316
49.5%
 Scorpio 2.6 64-bit2683+28−2847.0%+21.734.4%433
49.5%
58WyldChess 1.51 64-bit2683+15−1548.4%+7.534.1%1441
52.8%
 Glaurung 1.2.1 Beren 64-bit2682+37−3749.6%+2.541.2%238
51.6%
59K2 0.952681+22−2347.7%+15.931.5%679
54.6%
60Daydreamer 1.75 64-bit2679+16−1648.6%+10.440.1%1207
52.8%
 Tucano 5.00 64-bit2679+18−1849.7%+0.241.7%987
53.2%
 Rodent 1.0 64-bit2677+27−2747.1%+20.641.0%417
56.2%
 MinkoChess 0.8 32-bit2674+33−3351.3%−13.341.5%301
49.4%
 chess22k 1.4 64-bit2674+23−2353.0%−19.935.4%649
52.4%
 Counter 2.7 64-bit2673+27−2752.8%−19.540.8%448
49.8%
 Fridolin 3.00 64-bit2673+17−1754.8%−36.432.2%1286
57.1%
 Counter 2.8 64-bit2670+25−2552.3%−15.436.9%526
50.1%
61RedQueen 1.1.3 64-bit2670+24−2447.5%+15.529.7%612
51.5%
 Rodent 1.1 64-bit2670+33−3349.5%+2.437.6%306
51.9%
 ChessBrainVB 2.052669+23−2349.6%+1.036.1%609
52.3%
 Daydreamer 1.75 32-bit2668+17−1747.7%+14.141.2%1157
49.9%
 Glaurung 1.2.1 Avalanche 32-bit2668+32−3252.1%−16.935.4%328
49.2%
 Scorpio 1.92668+30−3050.1%−3.534.0%362
52.2%
 Igel 1.4.2 64-bit2667+27−2747.6%+17.338.2%450
50.3%
 RedQueen 1.1.98 64-bit2667+17−1748.0%+10.431.4%1169
50.1%
 Scorpio 1.842667+32−3247.2%+8.929.9%354
51.4%
 Booot 4.14.02666+20−2051.4%−9.541.8%765
54.1%
 Glaurung 1.2.1 64-bit2665+23−2347.5%+15.436.9%612
49.3%
 Tucano 4.00 64-bit2665+25−2550.3%−1.434.6%546
54.0%
 Glaurung 1.2.1 Crusader 32-bit2663+32−3251.6%−14.728.6%343
48.9%
 Scorpio 2.5 32-bit2663+32−3249.5%+4.342.3%307
54.4%
 Minic 0.65 64-bit2661+28−2849.0%+6.234.0%429
50.8%
 Scorpio 1.912661+13−1445.5%+29.936.7%1881
53.0%
 Igel 1.4.1 64-bit2660+27−2749.1%+3.631.2%468
49.2%
 RedQueen 1.1.97 64-bit2660+17−1748.5%+10.032.6%1132
49.0%
 Vajolet 2.032660+24−2451.2%−11.233.8%562
52.7%
 Bobcat 2.75 32-bit2659+24−2447.7%+15.136.9%558
48.9%
 Pawny 1.0 64-bit2659+17−1748.4%+9.838.0%1120
55.9%
62Floyd 0.9 64-bit2658+15−1449.4%+3.329.2%1684
52.3%
 tomitankChess 2.0 64-bit2657+18−1851.9%−15.832.6%1105
51.9%
 Minic 0.47 64-bit2656+30−3051.5%−15.128.8%393
51.2%
 RuyDos 1.0.2 64-bit2656+27−2746.6%+20.641.1%426
52.6%
 Glaurung 1.2.1 32-bit2655+16−1646.4%+23.233.6%1265
49.6%
 Scorpio 2.02b2655+30−3047.3%+17.037.2%355
51.6%
 Winter 0.2 64-bit2654+17−1754.2%−36.425.8%1374
52.9%
 RedQueen 1.1.4 64-bit2653+28−2849.8%+0.835.3%414
51.8%
 Arasan 14.1 64-bit2652+32−3251.8%−11.336.0%308
48.6%
 Scorpio 2.0 32-bit2652+17−1745.9%+29.934.1%1256
51.4%
 Scorpio 2.1 32-bit2652+34−3449.1%+4.638.2%280
51.2%
 Leela Chess 0.10 w323 64-bit2651+18−1852.2%−18.025.1%1102
56.8%
 GreKo 2018.02 64-bit2649+24−2451.7%−11.836.4%585
51.7%
63Cyrano 0.6b17 32-bit2648+14−1448.5%+9.240.7%1613
50.8%
 Cyrano 0.6b17 64-bit2648+22−2248.6%+8.537.1%690
52.2%
 Laser 0.2.1 64-bit2647+23−2353.3%−19.747.8%554
52.1%
 Asymptote 0.5 64-bit2646+22−2253.1%−22.231.3%704
52.8%
 GreKo 2018.01 64-bit2645+27−2751.2%−11.031.9%454
48.8%
 Scorpio 1.812645+35−3549.1%+11.431.5%279
52.2%
 Bobcat 20110414 64-bit2644+30−3052.4%−16.634.0%356
51.4%
64Nawito 19062643+28−2850.0%+2.735.5%431
56.1%
 Amoeba 1.2 64-bit2640+24−2452.8%−19.938.7%571
51.1%
 Scorpio 1.82640+20−2047.3%+18.735.7%869
52.9%
65DanaSah 7.32639+14−1449.4%+5.034.8%1709
51.5%
 WyldChess 1.4 64-bit2639+24−2452.8%−19.833.9%579
53.9%
 RedQueen 1.0.0 32-bit2637+24−2451.6%−7.835.9%576
51.2%
 Bagatur 1.7 64-bit2636+23−2358.7%−57.537.4%637
52.0%
 DanaSah 7.92636+19−1949.2%+4.727.3%944
49.6%
 Scorpio 2.05b2636+32−3250.5%−2.140.8%306
50.5%
 tomitankChess 2.1 64-bit2636+22−2247.7%+13.234.6%710
51.7%
 Cheng3 1.07 64-bit2635+21−2146.9%+19.430.6%810
52.5%
 Glaurung 1.0.2 32-bit2634+17−1747.4%+20.132.0%1209
53.1%
 Counter 2.6 64-bit2633+25−2551.7%−13.034.3%543
56.3%
 Crafty 23.0 32-bit2630+29−2949.9%+1.341.3%380
51.2%
 Cheng3 1.07 32-bit2629+26−2646.6%+22.831.7%517
52.4%
66Delfi 5.12628+25−2646.3%+23.933.9%522
51.0%
 Igel 1.2 64-bit2628+19−1948.7%+7.728.9%926
54.3%
 Glaurung 1.1 32-bit2626+33−3348.8%+10.032.1%324
48.2%
 Igel 1.1 64-bit2626+26−2648.0%+13.533.5%502
55.0%
67NoraGrace 2.0 64-bit2625+15−1550.7%−7.528.0%1527
49.8%
 RedQueen 1.0.0 64-bit2625+32−3248.2%+10.533.7%312
49.9%
 RedQueen 1.1.1 64-bit2625+28−2848.3%+12.331.4%436
53.8%
 Arasan 13.4 32-bit2623+30−3049.7%+1.234.8%374
51.5%
 Ethereal 8.02 64-bit2622+31−3152.0%−15.227.6%369
52.8%
 Scorpio 2.9 MCTS+NN 64-bit2621+21−2149.6%−0.225.4%808
52.5%
 Tucano 3.00 64-bit2620+24−2448.1%+12.037.2%562
51.1%
 Bison 9.62619+23−2351.3%−13.533.9%635
51.7%
68Phalanx XXV2618+15−1549.6%+2.532.4%1493
55.1%
69Caligula 0.9g2617+22−2255.0%−37.729.2%698
50.0%
 DanaSah 7.02617+26−2651.3%−10.237.8%479
49.6%
 Topple 0.3.3 64-bit2617+20−2052.9%−20.629.9%894
51.2%
 Arasan 14.1 32-bit2616+33−3349.0%+4.833.3%309
50.7%
 Bison 9.8 32-bit2616+33−3349.8%−1.233.7%309
51.6%
 K2 0.912615+15−1549.0%+7.132.9%1497
56.2%
 RubiChess 1.0 64-bit2613+21−2145.0%+31.639.0%749
55.6%
 Ethereal 8.12 64-bit2611+26−2651.9%−11.931.4%509
50.1%
70Sloppy 0.2.2 64-bit2611+16−1648.7%+4.532.7%1276
50.3%
 FabChess 1.11 64-bit2610+33−3345.6%+31.622.8%342
50.0%
 GreKo 2015-ML 64-bit2610+25−2549.2%+4.037.7%501
53.6%
71Donna 4.1 64-bit2609+16−1647.1%+20.330.7%1469
52.7%
 Arasan 13.2 32-bit2608+32−3251.0%−6.038.5%312
49.1%
 GreKo 2015 64-bit2608+22−2251.3%−10.437.8%680
53.1%
 Monolith 0.4 64-bit2607+19−1949.9%−0.336.9%876
56.4%
 Donna 4.0 64-bit2605+15−1550.2%−2.036.3%1432
52.0%
 DanaSah 6.502604+22−2249.7%+1.336.0%691
51.4%
 Scorpio 1.72604+32−3249.7%−0.338.1%310
50.5%
 GreKo 12.8 64-bit2603+30−3050.7%−6.535.5%358
51.5%
 Rodent 0.16 64-bit2603+30−3147.7%+16.633.9%354
52.1%
 DanaSah 6.802601+28−2750.5%−1.940.3%412
52.2%
 Arasan 13.0 64-bit2600+30−3051.0%−6.126.6%384
53.4%
 Delfi 5.02599+20−2047.5%+15.037.1%805
50.0%
 Sloppy 0.2.2 32-bit2599+14−1448.1%+11.937.8%1775
51.2%
 Ethereal 8.05 64-bit2598+28−2848.1%+12.533.5%430
54.4%
 Nawito 18122596+19−1948.2%+13.233.0%896
51.8%
 Arasan 13.2 64-bit2595+33−3348.4%+11.533.1%308
50.4%
 Crafty 22.8 32-bit2595+32−3248.7%+7.035.9%315
57.1%
 GreKo 2016 64-bit2592+21−2247.6%+16.938.6%697
52.5%
72CuckooChess 1.12 32-bit2591+26−2648.7%+9.630.0%523
53.9%
73Brutus 8.05 64-bit2589+22−2249.1%+4.134.7%697
49.6%
 tomitankChess 1.5 64-bit2589+23−2350.2%−1.434.0%611
52.2%
 RedQueen 0.9.8 64-bit2588+34−3450.7%−4.927.6%301
52.2%
 Booot 4.13.12587+28−2849.4%+1.439.9%404
49.0%
 GreKo 12.1 64-bit2587+30−3052.2%−17.132.8%366
54.3%
74Betsabe II 1.962585+26−2652.3%−13.927.3%528
49.6%
 RedQueen 1.1.1 32-bit2585+33−3350.6%−0.035.7%308
52.1%
 Ethereal 7.78 64-bit2584+24−2452.2%−14.132.2%571
53.1%
 Asymptote 0.4.2 64-bit2583+18−1850.1%+0.426.7%1072
48.9%
 Nawito 1.1d2583+28−2850.2%−2.036.7%401
52.4%
 K2 0.872582+18−1849.0%+6.434.7%1102
55.5%
 Minic 0.40 64-bit2581+20−2050.8%−7.328.4%904
50.8%
 Marvin 2.1.0 64-bit2580+26−2747.1%+22.633.3%480
51.7%
 Crafty 22.4 32-bit2579+32−3248.1%+12.237.4%310
53.0%
 GreKo 12.9 64-bit2578+29−2946.9%+21.133.2%416
51.2%
 Arasan 13.1 32-bit2577+32−3247.9%+14.337.5%312
51.0%
 RedQueen 0.9.8 32-bit2577+22−2249.6%+4.627.7%730
51.7%
75Delocto 0.6 64-bit2576+15−1546.9%+21.339.2%1497
52.2%
 Cheng3 1.04 32-bit2575+32−3250.2%−1.834.0%326
51.1%
 Galjoen 0.40 64-bit2574+66−6557.7%−55.330.8%78
50.3%
 Rodent 0.15 64-bit2574+32−3250.2%−0.338.2%309
50.9%
 Counter 2.1.0 64-bit2573+24−2447.6%+18.837.1%552
52.3%
 Tucano 2.00 64-bit2572+30−3147.4%+16.637.4%345
53.5%
 Bobcat 20110414 32-bit2570+31−3149.4%+2.541.5%325
50.3%
 GNU Chess 5.07.153b 64-bit2570+23−2350.2%−2.132.1%657
53.0%
 DanaSah 5.072569+17−1749.9%−1.037.2%1191
50.6%
 GreKo 12.5 64-bit2569+33−3350.7%−7.330.5%305
48.5%
 Scorpio 2.2 32-bit2569+28−2847.1%+20.835.3%417
56.4%
 Brutus 8.05 32-bit2567+17−1749.1%+3.736.8%1142
48.3%
 Minic 0.43 64-bit2567+29−2946.6%+23.131.4%414
52.2%
 Arasan 11.6 64-bit2566+27−2847.5%+18.127.9%456
49.8%
 Cyrano 0.52566+32−3150.5%−2.435.9%326
52.5%
 CuckooChess 1.11 32-bit2565+29−2950.4%−3.034.1%384
50.2%
 GreKo 13.1 64-bit2565+30−3046.7%+19.940.3%347
51.5%
 Arasan 12.3 32-bit2564+24−2446.8%+23.830.0%597
52.2%
 Cheng3 1.06 32-bit2563+30−3047.3%+15.935.9%357
53.5%
 Bobcat 20110220 32-bit2561+32−3248.7%+7.935.0%311
53.7%
 Cheng3 1.05 32-bit2559+32−3248.0%+14.533.6%324
48.8%
 Counter 2.0.2 64-bit2559+25−2652.2%−16.135.6%500
52.7%
 Arasan 11.7 32-bit2558+32−3249.2%+6.136.0%308
49.7%
 Zurichess Glarus 64-bit2558+27−2749.2%+2.737.6%447
54.9%
 Carballo 1.5 64-bit2556+24−2451.6%−11.834.2%585
52.6%
 Arasan 12.0 64-bit2555+23−2346.3%+25.132.2%668
49.6%
 DanaSah 4.882555+22−2250.5%−3.433.9%676
50.5%
 RedQueen 0.9 64-bit2555+39−3952.7%−23.221.3%240
50.6%
 tomitankChess 1.4 64-bit2554+23−2352.7%−18.234.5%632
54.7%
 RubiChess 0.9 64-bit2553+22−2251.9%−18.433.0%718
53.5%
 Arasan 12.1 64-bit2551+35−3547.7%+17.025.9%282
49.4%
 DanaSah 5.002551+29−2948.5%+9.232.2%395
53.8%
 Crafty 21.6 32-bit2549+34−3447.8%+13.130.1%302
50.4%
 Pirarucu 2.1.1 64-bit2549+27−2751.3%−12.429.4%462
49.7%
 WyldChess 1.3 64-bit2549+29−2951.7%−13.835.2%384
58.5%
 GreKo 9.7 64-bit2544+32−3248.9%+5.339.7%307
53.5%
 Betsabe II 1.842543+14−1448.2%+13.925.6%1855
51.8%
 Crafty 21.5 32-bit2542+32−3248.3%+13.128.5%344
51.2%
 DanaSah 4.662541+26−2648.1%+11.635.2%475
51.3%
 GreKo 12.0 64-bit2541+25−2548.2%+13.130.7%541
50.8%
 DanaSah 4.602540+25−2548.5%+10.735.1%513
50.2%
 Tucano 1.042540+30−3047.2%+17.436.5%359
52.9%
 Rodent 0.102538+33−3351.1%−9.931.9%313
51.9%
 Crafty 22.0 32-bit2537+33−3348.5%+10.331.9%304
50.7%
 chess22k 1.3 64-bit2537+24−2452.0%−16.426.4%636
51.2%
76Detroid 1.0.1 64-bit2536+26−2651.6%−13.926.8%548
49.7%
 Phalanx XXIV2536+20−2048.7%+8.027.3%887
55.8%
 Caligula 0.82534+20−2049.1%+7.226.3%938
53.7%
 Carballo 1.4 64-bit2533+26−2652.5%−18.431.0%500
50.3%
 K2 0.832533+27−2751.7%−12.633.3%474
48.0%
77Maverick 1.5 64-bit2533+14−1450.4%−4.929.7%1853
52.3%
 Arasan 11.6 32-bit2532+33−3351.8%−12.332.6%304
50.3%
 Marvin 2.0.0 64-bit2532+22−2252.4%−18.930.2%736
53.2%
 Arasan 12.1 32-bit2531+32−3351.4%−12.427.3%326
49.6%
78FrankWalter 2.4.0 64-bit2531+19−1949.3%+4.329.4%981
50.6%
 CuckooChess 1.102530+31−3151.5%−11.234.5%330
51.3%
 Fridolin 2.00 64-bit2530+16−1649.7%+0.432.5%1435
60.8%
 DanaSah 4.242527+17−1751.5%−11.036.9%1128
56.8%
 Bagatur 1.5f 64-bit2524+18−1848.6%+10.733.3%1027
56.3%
 Bagatur 1.6c 64-bit2522+22−2250.6%−3.029.8%736
58.5%
 EXchess 6.10b 32-bit2518+33−3249.4%+3.532.5%314
48.9%
 Hakkapeliitta 1.0 64-bit2518+27−2748.3%+11.231.3%480
52.8%
 Donna 3.1 64-bit2517+28−2849.4%+5.133.4%434
50.9%
 GreKo 10.0 64-bit2517+32−3251.1%−6.940.8%306
52.1%
 Bagatur 1.5e 64-bit2516+22−2250.7%−4.735.7%722
48.3%
 Crafty 20.14 32-bit2516+27−2747.4%+20.033.4%482
51.0%
 DanaSah 5.062516+33−3349.7%+0.134.6%309
52.3%
 Brutus 7.02b2515+18−1852.0%−16.435.4%994
49.0%
 GreKo 10.3.1 64-bit2515+33−3350.3%−2.629.6%304
53.9%
 DanaSah 4.452513+29−2949.9%+1.538.4%378
51.9%
 FrankWalter 2.3.5 64-bit2512+24−2448.6%+11.427.0%627
52.4%
 Ethereal 7.70 64-bit2511+31−3147.1%+15.327.9%365
50.2%
 Kiwi 0.6d 64-bit2511+84−8062.5%−90.917.9%56
50.2%
 Arasan 10.0 32-bit2510+33−3349.0%+6.528.8%309
51.5%
 Crafty 20.13 32-bit2509+33−3348.7%+10.133.3%312
51.6%
 Floyd 0.8 64-bit2509+23−2351.7%−15.224.9%662
50.6%
 CuckooChess 1.092508+33−3351.6%−12.626.8%317
52.7%
 Betsabe II 1.752507+22−2251.8%−14.623.3%730
48.7%
 Maverick 1.0 64-bit2507+26−2552.2%−17.231.5%521
56.1%
 DanaSah 4.372504+32−3249.7%+2.138.3%321
53.1%
 Asymptote 0.3 64-bit2503+17−1754.2%−34.028.7%1237
51.8%
 GreKo 10.2 64-bit2502+31−3247.8%+16.430.5%341
51.1%
 Crafty 20.11 32-bit2501+33−3449.8%+4.030.0%307
49.9%
 Pawny 0.3.1 32-bit2501+33−3348.9%+8.628.7%310
52.7%
 Arasan 11.3 32-bit2500+33−3348.7%+7.830.9%301
49.0%
79Axolotl 1.9 64-bit2500+30−3050.9%−7.130.5%384
50.6%
 WyldChess 1.1 64-bit2500+28−2846.2%+24.937.1%420
51.6%
 Cheng3 1.03 64-bit2499+33−3348.0%+11.731.4%306
56.3%
 Bagatur 1.5g 64-bit2496+26−2643.1%+49.427.9%524
51.5%
 Arasan 10.32495+23−2445.6%+32.330.6%634
51.9%
 Cheng3 1.03 32-bit2494+33−3350.6%−5.630.8%318
49.2%
 Winter 0.1.1 64-bit2494+21−2149.8%+0.028.9%764
52.9%
 GreKo 9.2 32-bit2493+33−3349.7%+1.732.9%304
52.2%
80Pepito 1.59 64-bit2492+17−1748.0%+13.734.8%1119
52.8%
 K2 0.752491+23−2352.4%−18.732.8%634
50.0%
81MadChess 2.2 64-bit2491+15−1548.0%+13.832.7%1524
54.0%
 GreKo 8.0 64-bit2489+27−2750.6%−3.231.9%464
50.8%
 Pawny 0.3 64-bit2489+33−3349.0%+4.428.9%304
53.6%
 Arasan 11.4 32-bit2487+34−3449.0%+7.928.5%305
50.0%
 DoubleCheck 3.1 32-bit2487+34−3451.0%−8.524.8%306
50.6%
 GreKo 8.2 32-bit2486+26−2649.1%+5.933.8%506
57.9%
 Zurichess Geneva 64-bit2483+26−2647.5%+15.634.9%476
51.8%
 Arasan 10.2 32-bit2482+25−2545.4%+35.327.8%594
50.1%
 GreKo 8.1.1 64-bit2482+36−3648.1%+11.837.1%240
51.2%
 Pepito 1.59 32-bit2481+24−2449.6%+1.234.0%583
55.0%
 Arasan 12.2 64-bit2478+37−3740.4%+72.418.9%275
50.8%
82Drosophila 1.5.1 64-bit2478+15−1548.8%+8.428.5%1536
52.5%
83BBChess 1.3b2477+24−2450.2%−1.238.7%555
53.7%
 MadChess 2.1 64-bit2475+25−2552.0%−12.830.8%530
52.6%
 Pawny 0.3.1 64-bit2474+23−2346.8%+20.632.3%637
54.7%
 BBChess 1.3a2472+25−2551.6%−12.530.5%528
52.9%
84Nemeton 1.812471+26−2647.6%+15.336.0%491
50.9%
 Arasan 10.42470+20−2145.5%+32.730.0%850
54.3%
 Counter 1.22469+17−1748.2%+12.738.5%1139
53.9%
85Lozza 1.18 64-bit2468+16−1647.6%+16.333.2%1291
53.1%
 WyldChess 1.2 64-bit2466+26−2646.4%+25.432.9%508
60.2%
 Betsabe II 1.662462+22−2246.7%+24.328.4%718
49.4%
 Counter 1.99 64-bit2462+32−3246.7%+19.833.7%332
52.1%
 Carballo 1.32461+25−2547.4%+18.131.0%561
53.5%
 Donna 2.1 64-bit2460+27−2750.2%−1.928.6%465
48.9%
 Donna 3.0 64-bit2460+32−3249.1%+9.631.1%328
50.0%
 Pawny 0.3 32-bit2460+33−3349.2%+3.834.3%303
53.1%
 Carballo 1.22459+24−2353.7%−24.629.5%634
48.6%
 GreKo 7.2 64-bit2459+30−3053.4%−25.129.9%364
52.9%
 Nemeton 1.82458+17−1751.9%−15.327.3%1250
50.0%
 RubiChess 0.8 64-bit2458+26−2652.4%−19.434.8%503
51.2%
 Topple 0.2.1 64-bit2457+18−1846.3%+28.122.1%1242
53.7%
 Bagatur 1.4d 64-bit2456+24−2448.9%+8.631.8%582
50.3%
 Counter 1.12456+23−2350.8%−8.337.7%632
54.8%
 Bagatur 1.4e 64-bit2454+30−3049.2%+7.734.6%370
53.8%
 Nemeton 1.512452+22−2249.8%−0.728.8%732
53.3%
 Cyrano 0.32450+34−3449.2%+4.623.8%311
51.4%
 GreKo 8.0 32-bit2449+29−2950.6%−3.529.7%411
57.4%
 FrankWalter 2.3.3 64-bit2446+20−2047.7%+15.028.5%866
50.7%
 Arasan 9.52445+36−3647.3%+17.223.7%291
53.0%
 Axolotl 1.8 64-bit2444+19−1947.6%+14.329.1%976
54.8%
 Betsabe II 1.472442+20−2049.9%+2.225.3%902
50.2%
 Lozza 1.17a 64-bit2442+17−1748.1%+11.733.7%1113
49.4%
86Typhoon 1.00-3482442+33−3348.5%+11.729.2%325
52.5%
 Arasan 10.12441+27−2745.8%+35.728.6%486
49.8%
 Bagatur 1.4b 64-bit2441+32−3249.5%+5.038.0%308
50.3%
 Cheng3 1.02b2441+33−3350.2%−4.130.4%312
51.6%
87Teki 2 64-bit2440+17−1749.6%+2.823.1%1363
53.8%
 K2 0.792439+29−2947.4%+18.430.8%400
48.4%
 Zurichess Fribourg 64-bit2439+29−2951.2%−7.832.0%403
52.4%
 Nemeton 1.62438+24−2446.4%+25.131.8%604
53.6%
88Tunguska 1.1 64-bit2437+22−2248.7%+7.629.7%697
54.7%
89Taltos rev118 64-bit2435+19−1951.7%−13.426.2%1004
52.1%
 Critter 0.382434+32−3251.1%−9.133.4%320
49.9%
 Typhoon 1.00-3582434+17−1748.2%+11.731.1%1220
51.7%
 RedQueen 0.7.5 64-bit2433+34−3451.0%−9.529.0%290
51.6%
 Murka 2 32-bit2432+30−3047.4%+18.726.3%400
57.2%
 GreKo 7.2 32-bit2428+33−3348.4%+9.935.5%304
51.3%
 DanaSah 3.632427+27−2748.4%+10.732.3%477
52.6%
 Arasan 9.22426+34−3446.1%+27.830.9%304
52.1%
 Betsabe II 1.30 64-bit2425+23−2248.8%+7.426.5%706
53.8%
 Nemeton 1.612423+28−2847.3%+18.032.3%421
56.0%
 DanaSah 2.852420+33−3349.0%+8.233.8%305
53.0%
90Kiwi 0.6d 32-bit2418+19−1948.3%+10.427.0%975
49.6%
 Nemeton 1.72418+18−1849.6%+1.225.2%1141
53.2%
 K2 0.712417+28−2851.4%−9.527.6%439
51.8%
 Monolith 0.3 64-bit2416+24−2447.0%+19.534.6%592
51.6%
 Pawny 0.2 64-bit2415+29−2947.0%+24.422.6%429
51.9%
91RomiChess P3n 64-bit2415+14−1448.7%+8.934.2%1875
54.9%
92Bitfoot 1.0.d9aeb43 64-bit2413+26−2648.1%+14.026.9%502
51.1%
 Pawny 0.2.2 32-bit2412+34−3448.8%+9.028.6%301
52.3%
93‑94Diablo 0.5.12411+18−1848.8%+8.132.4%1082
49.7%
93‑94Ifrit m1.8 64-bit2411+18−1848.8%+10.128.6%1145
52.5%
 Typhoon 1.00-3142410+34−3450.2%−0.223.0%305
56.1%
 RomiChess P3k 32-bit2407+19−1949.2%+5.133.0%906
61.9%
95Amy 0.87b2402+24−2449.4%+6.825.7%610
50.9%
 Cyrano 0.2f2402+32−3248.4%+13.532.9%316
48.6%
 Pawny 0.2.1 32-bit2402+31−3147.1%+20.325.5%373
54.3%
 Pawny 0.2 32-bit2400+29−2949.2%+5.430.8%396
50.2%
 RomiChess P3L 64-bit2400+23−2350.0%−0.031.3%643
52.6%
96Simplex 0.9.8 64-bit2399+17−1747.3%+17.925.1%1226
52.8%
 Pawny 0.1.9 64-bit2398+34−3447.2%+18.027.1%306
49.6%
97Zevra 2.1.2 r248 64-bit2398+28−2850.9%−5.826.3%464
52.3%
 Lozza 1.16 64-bit2397+25−2549.0%+7.433.5%526
50.1%
 Simplex 0.9.8 32-bit2397+30−3049.0%+5.031.2%359
53.2%
 Maverick 0.60 64-bit2395+33−3349.3%+4.628.3%307
53.1%
 Phalanx XXII2393+25−2450.1%−1.023.5%595
68.9%
98Galjoen 0.39 64-bit2386+16−1650.5%−0.926.6%1421
54.6%
99Jazz 721 64-bit2384+20−2049.1%+5.628.0%911
52.9%
 DoubleCheck 2.5.4 32-bit2383+33−3350.5%−3.928.6%318
51.8%
100Googleplex Starthinker 1.6 64-bit2382+25−2548.2%+10.227.1%560
49.7%
 RomiChess P3L 32-bit2382+33−3346.3%+28.333.4%314
55.1%
101Thor's Hammer 2.28 32-bit2379+23−2348.2%+13.629.2%682
51.7%
 Zevra 2.1.1 r216 64-bit2379+17−1750.8%−7.425.8%1222
52.3%
 GreKo 6.302378+33−3348.0%+13.231.6%307
53.8%
 Betsabe II 1.28 64-bit2375+33−3349.8%+4.125.3%320
52.4%
 Barbarossa 0.6.0 64-bit2373+57−5749.5%+5.225.5%106
49.9%
 Carballo 1.1.12373+32−3247.5%+19.527.4%340
52.5%
 Counter 1.02372+32−3250.3%−4.035.3%312
50.3%
 Typhoon 1.00-2852372+34−3449.5%+2.220.1%314
51.7%
 Ifrit m1.5 32-bit2371+27−2746.6%+24.329.1%453
50.8%
 GreKo 7.02370+28−2846.3%+29.027.8%454
53.6%
 MadChess 2.0 64-bit2369+22−2251.0%−8.625.5%753
52.1%
 GreKo 6.252368+33−3348.5%+8.931.5%308
52.3%
 RedQueen 0.7 64-bit2366+35−3556.0%−43.725.5%298
54.8%
 GreKo 6.52363+26−2648.9%+7.731.5%495
50.0%
 Phalanx XXIII2363+32−3246.3%+24.324.8%351
51.3%
 Topple 0.1.1 64-bit2363+23−2354.9%−43.017.2%732
62.7%
 Donna 1.0 64-bit2357+29−2946.9%+22.328.2%408
54.0%
 Nemeton 1.412355+25−2547.6%+18.133.7%514
51.8%
 K2 0.672354+23−2352.7%−17.829.7%677
48.6%
 RomiChess P3m 64-bit2354+28−2845.5%+33.231.5%447
52.8%
 Nemeton 1.32353+31−3152.1%−17.633.5%340
51.8%
 Counter 0.82352+32−3248.6%+10.735.6%312
50.4%
 Typhoon 1.00-358 64-bit2352+34−3449.5%+3.821.7%318
55.7%
 GreKo 5.92349+24−2446.4%+27.429.3%621
56.2%
 Lozza 1.15 64-bit2346+25−2552.4%−16.934.2%530
55.2%
 Ifrit m1.6 32-bit2343+32−3247.5%+15.135.0%314
53.8%
102Xpdnt 0907042341+33−3351.8%−13.729.0%314
56.2%
 Maverick 0.51 64-bit2338+22−2251.4%−8.923.6%770
49.9%
103Napoleon 1.8 64-bit2338+17−1751.3%−10.330.9%1228
52.2%
 Jazz 840 64-bit2337+15−1548.2%+14.026.7%1560
53.2%
 Bagatur 1.4c 64-bit2336+34−3448.2%+11.525.2%306
51.4%
 Daydreamer 1.52335+22−2252.1%−18.834.3%722
60.9%
 Nemeton 1.12330+29−2947.5%+16.631.3%393
55.3%
104Amundsen 0.802327+17−1749.1%+7.329.2%1269
56.6%
 Bagatur 1.3a 64-bit2325+19−1951.9%−15.827.1%985
55.2%
 Simplex 0.9.7 32-bit2323+31−3148.6%+9.525.4%370
56.9%
 Googleplex Starthinker 1.4 64-bit2320+17−1755.4%−42.722.9%1296
64.6%
105Kingfisher 1.1.1 64-bit2314+27−2750.7%−1.741.6%442
51.1%
 Asymptote 0.2.0 64-bit2313+25−2548.7%+9.926.8%575
55.1%
 GreKo 5.52310+33−3350.7%−5.033.1%305
54.1%
 Nemeton 1.22308+26−2646.3%+23.828.7%516
50.6%
 NoraGrace 1.0 64-bit2308+29−2946.7%+22.323.2%422
57.6%
 RubiChess 0.7 64-bit2304+25−2457.0%−51.627.9%595
55.8%
 Brutus 6.12301+34−3448.4%+8.225.0%312
49.5%
106Natwarlal 0.142301+19−1949.1%+6.725.2%1027
53.1%
 Xpdnt 0809272300+29−2951.2%−8.724.8%428
54.1%
107Sungorus 1.4 64-bit2298+18−1847.6%+16.322.4%1173
52.5%
 Floyd 0.7 64-bit2297+32−3251.4%−10.423.4%350
51.3%
108CT800 1.34 64-bit2296+22−2247.7%+17.425.8%766
55.9%
109Absolute Zero 2.4.7.2 64-bit2294+15−1550.9%−7.922.5%1713
57.3%
110Dumb 1.3 64-bit2292+21−2250.9%−6.324.1%772
50.4%
 Natwarlal 0.122292+34−3449.4%+7.026.6%308
49.4%
 Nemeton 1.02292+30−3052.6%−18.127.4%383
50.2%
 Pawny 0.1.62292+33−3352.1%−15.724.4%328
53.4%
111Invictus r228 64-bit2290+18−1850.3%−0.521.9%1194
69.9%
 Galjoen 0.38 64-bit2283+22−2349.0%+6.423.6%726
57.4%
 Kingfisher 1.0 64-bit2279+28−2947.3%+18.942.1%385
51.2%
 Brutus 5.42278+34−3450.7%−4.029.1%302
54.1%
 GreKo 5.2.52276+35−3550.9%−8.727.0%289
51.7%
112Barbarossa 0.5.0 64-bit2275+19−1949.1%+7.121.8%1022
62.1%
 Absolute Zero 2.4.4.0 64-bit2269+33−3348.0%+11.725.9%320
50.8%
 Zevra 1.8.6 r672 64-bit2269+21−2150.9%−9.925.9%862
66.5%
 CT800 1.32 64-bit2263+19−1947.1%+20.927.0%963
56.4%
 Jazz 444 64-bit2259+34−3449.2%+6.519.7%320
50.3%
 Sungorus 1.4 32-bit2259+21−2148.2%+12.426.5%820
61.2%
 CT800 1.30 64-bit2255+20−2053.6%−27.522.7%910
51.8%
 Sungorus 1.3 32-bit2254+34−3452.7%−16.524.3%301
55.6%
 Brutus 6.02251+35−3548.8%+5.022.6%301
49.2%
113‑114Exacto 0.e 64-bit2251+18−1848.9%+7.732.6%1063
49.6%
113‑114RattateChess 1.0 Nosferatu2251+19−1949.9%+1.028.0%1008
56.3%
115Beowulf 2.4a 64-bit2249+18−1849.6%+0.926.4%1075
49.1%
 EXchess 5.01b 32-bit2249+29−2946.5%+21.631.2%401
52.1%
 Jazz 501 64-bit2248+31−3146.1%+24.027.2%360
50.4%
 MadChess 1.4 64-bit2248+21−2147.0%+19.727.7%792
54.0%
 Lozza 1.14a 64-bit2246+28−2946.8%+25.428.1%434
54.9%
 Zevra 1.8.5 r664 64-bit2244+29−2955.5%−39.324.1%453
53.3%
 Absolute Zero 2.4.0.0 64-bit2242+23−2347.6%+16.724.9%695
52.7%
 Hedgehog 1.99 64-bit2240+45−4454.7%−32.922.8%180
50.6%
116Weini 0.0.23 64-bit2240+19−2048.7%+9.817.3%1115
56.1%
117‑118Feuerstein 0.4.6.12238+19−1949.1%+5.628.5%944
49.5%
117‑118SpaceDog 0.97.7 64-bit2238+27−2748.7%+9.222.6%492
53.8%
 Betsabe II 1.08c2236+35−3549.2%+7.821.0%300
49.2%
 Pirarucu 1.9.2 64-bit2236+24−2450.6%−6.418.4%694
52.4%
 Zevra 1.8.4 r650 64-bit2235+26−2647.4%+22.728.3%515
52.9%
 Achillees 1.0 64-bit2232+89−9530.7%+136.525.0%44
50.7%
119KMTChess 1.2.1 64-bit2231+26−2649.5%+1.823.4%552
53.3%
120Dolphin 1.0 64-bit2229+19−1849.1%+5.424.4%1069
56.6%
 Raven 0.60 64-bit2221+90−9730.7%+148.520.5%44
49.9%
 Vajolet 1.62.12221+34−3447.7%+12.628.4%310
53.2%
121Robocide 20170718 64-bit2220+17−1748.4%+11.824.7%1244
53.8%
 Bagatur 1.2d 32-bit2218+34−3446.8%+19.827.2%298
52.6%
 Beowulf 2.4a 32-bit2217+20−1953.8%−29.425.3%958
48.7%
 Ifrit j3.6 64-bit2217+32−3251.2%−8.126.2%336
49.6%
122Joker2 0.7.7 64-bit2217+20−2047.6%+17.332.6%838
50.3%
 Robocide 0.4 64-bit2217+51−5052.1%−17.421.1%142
52.4%
 CT800 1.12 64-bit2216+22−2253.2%−23.722.1%774
51.9%
 DoubleCheck 2.3.1 64-bit2215+35−3553.0%−20.224.8%286
49.1%
 SpaceDog 0.97.5.1 64-bit2215+20−2052.8%−21.221.8%992
52.7%
 MadChess 1.3 64-bit2214+34−3448.6%+11.021.3%314
51.5%
123ChessKISS 1.7c 64-bit2213+19−1948.6%+10.027.2%1005
52.6%
 Weini 0.0.24 64-bit2212+21−2152.7%−21.324.2%857
55.2%
124ZCT 0.3.24512210+27−2749.4%+3.625.5%478
51.8%
 ChessKISS 1.7 64-bit2209+20−2047.9%+11.929.3%881
51.1%
 Betsabe II 1.09c2208+34−3548.2%+12.319.8%308
53.6%
 Napoleon 1.6.0b 64-bit2206+31−3146.7%+22.531.5%349
52.4%
125Baislicka 1.0 64-bit2205+20−2047.3%+19.624.9%940
51.6%
 Jazz 501 32-bit2204+29−2952.5%−17.728.5%418
52.4%
126MORA 1.0.02203+29−2953.6%−26.027.3%428
55.5%
 RattateChess Bologna 20072200+25−2551.3%−9.525.0%588
56.2%
127Dorpsgek Eve's Temptation 64-bit2198+14−1448.7%+10.023.9%1921
59.2%
 Carballo 0.82195+22−2247.2%+19.030.6%706
50.4%
 Jazz 444 32-bit2195+32−3250.3%−3.625.2%353
52.1%
 Dorpsgek Dillinger 64-bit2194+18−1848.6%+9.624.2%1130
60.2%
128‑129GopherCheck 0.2.3 64-bit2190+19−1949.5%+4.231.3%929
50.0%
128‑129NG-Play 9.85 64-bit2190+29−2946.1%+28.127.3%410
51.8%
 Zevra 1.8.2 r612 64-bit2189+29−2945.1%+34.928.2%412
54.1%
 Amundsen 0.65.12187+34−3448.7%+7.723.9%305
49.5%
 EXchess 5.04b 64-bit2187+29−2947.1%+27.321.9%424
50.4%
 K2 0.572187+33−3347.0%+22.125.8%314
50.1%
 NG-Play 9.87 64-bit2187+18−1847.0%+20.125.6%1145
50.8%
 Feuerstein 0.4.5.22186+37−3749.2%+9.224.7%255
56.4%
130Prophet 2.0 64-bit2182+29−2951.7%−13.025.5%416
60.7%
 RedQueen 0.62177+30−3046.1%+27.319.9%418
51.4%
 Asymptote 0.1.8 64-bit2176+22−2153.5%−26.716.5%834
54.1%
 CT800 1.20 64-bit2174+29−2947.2%+18.123.1%432
49.3%
131Clever Girl r160 64-bit2174+21−2148.6%+7.224.0%804
51.2%
 Feuerstein 0.4.62174+38−3850.6%−2.218.5%259
51.6%
 Sungorus 1.22173+26−2652.4%−17.928.7%499
56.1%
 NG-Play 9.86 64-bit2170+23−2345.4%+33.025.8%720
51.8%
 Clever Girl r185 64-bit2169+22−2247.1%+22.728.5%734
50.3%
 Pawny 0.132169+32−3252.2%−17.220.1%363
59.3%
132Micah 1.0 64-bit2164+29−2945.6%+35.325.1%430
51.1%
 Simplex 0.9.3 32-bit2163+33−3448.9%+9.024.8%315
58.7%
133Chesley r323 64-bit2159+22−2247.6%+17.620.5%776
51.1%
 Betsabe II 1.052158+34−3445.2%+33.624.2%314
52.0%
 Ifrit j3.8 64-bit2157+34−3545.9%+28.123.5%302
51.4%
134OliThink 5.1.92156+30−3046.6%+27.821.3%417
51.5%
 Bagatur 1.2b 32-bit2155+33−3446.2%+28.729.1%306
49.8%
 Chesley r323 32-bit2155+24−2449.0%+8.521.0%625
59.2%
 Dorpsgek Cosmopolitan 2 64-bit2151+28−2845.5%+34.621.4%468
52.8%
 Ifrit j4.32150+28−2845.9%+27.829.5%440
66.4%
135Blitzkrieg rev337 64-bit2142+19−1947.0%+22.226.4%993
51.9%
 Maverick 0.2 64-bit2141+30−3046.2%+29.820.2%421
52.4%
 GopherCheck 0.2.2 64-bit2140+26−2646.4%+36.628.6%576
52.5%
 K2 0.43f2139+33−3348.2%+11.521.3%338
51.1%
136Raven 0.50 64-bit2138+30−3049.2%+5.024.2%393
53.2%
 Prophet 2.0 32-bit2137+19−1949.3%+4.224.0%1025
55.2%
137Parrot 07.07.222135+19−1947.3%+19.723.0%1047
51.7%
 Parrot 07.01.162134+31−3146.6%+26.021.1%394
53.9%
 Barbarossa 0.4.0 64-bit2133+17−1744.4%+44.319.8%1302
47.8%
 Napoleon 1.7 64-bit2133+21−2146.9%+22.421.9%859
62.0%
 Prophet3 20180811 64-bit2129+18−1852.7%−21.224.2%1214
51.2%
 Tunguska 1.0 64-bit2129+20−2044.3%+46.325.5%898
61.3%
 Ifrit j4.22123+34−3445.5%+30.926.4%303
50.4%
 Napoleon 1.5.0 64-bit2122+26−2647.4%+19.524.2%533
71.4%
 MadChess 1.2 64-bit2112+26−2643.2%+47.424.8%552
51.3%
 ChessKISS 1.3a 32-bit2111+32−3347.0%+18.930.3%320
51.3%
 DoubleCheck 2.1 32-bit2111+33−3348.0%+13.122.1%344
52.1%
138Cinnamon 2.2a 64-bit2110+20−2048.9%+8.025.6%892
50.1%
 Napoleon 1.4.0 64-bit2109+32−3248.1%+11.719.8%374
67.7%
139King's Out 0.2.42 64-bit2100+23−2348.6%+12.716.1%750
52.4%
 DoubleCheck 1.3.1 64-bit2099+40−4047.4%+21.317.9%234
49.1%
 Prophet3 20170909 64-bit2099+29−2948.4%+17.429.4%425
57.4%
 Carballo 0.52096+23−2347.1%+20.021.9%694
60.9%
 Detroid 0.9.0 64-bit2092+18−1851.2%−11.114.6%1235
64.1%
140Gunborg 1.35 64-bit2086+21−2153.2%−18.128.4%790
53.3%
141Freyr 1.068 64-bit2085+22−2260.2%−78.420.4%781
60.2%
142‑143AdroitChess 0.42081+23−2357.6%−69.315.1%800
48.6%
142‑143Smash 1.0.3a 64-bit2081+23−2349.0%+9.922.5%726
54.9%
 Feuerstein 0.4.5.12079+38−3848.0%+12.325.8%248
48.8%
 Ifrit j2.92079+34−3448.2%+12.221.3%314
50.4%
144Small Potato 0.7.0 64-bit2079+21−2153.6%−29.321.3%873
56.0%
145Jabba 1.0 64-bit2077+22−2244.9%+38.521.8%751
58.2%
 Galjoen 0.36 64-bit2073+28−2844.5%+40.523.2%456
60.6%
146Hedgehog 1.9 64-bit2068+18−1843.9%+47.219.9%1175
53.9%
147Little Wing 0.5.0 64-bit2067+21−2148.2%+13.416.1%896
75.6%
148‑149Vice 1.0 64-bit2055+25−2549.7%+3.620.7%608
51.3%
148‑149Zeta Dva 0301 64-bit2055+28−2849.0%+9.229.4%446
61.4%
150Ecce 1.0 (rev. 508) 64-bit2050+21−2147.1%+22.318.6%893
54.0%
151Goldfish 1.13.0 64-bit2048+20−2050.1%+1.527.0%862
49.7%
 ZCT 0.3.25002048+32−3246.2%+30.116.8%381
54.2%
152PLP 16615712046+22−2246.1%+28.224.3%760
53.5%
153Squared-chess 1.3.0 64-bit2045+23−2352.4%−18.421.9%736
54.2%
 Jabba 1.0 32-bit2043+21−2144.8%+38.625.0%839
69.6%
 Cinnamon 2.0 64-bit2035+21−2143.8%+46.627.3%846
64.6%
154Cupcake 1.1a 64-bit2029+23−2351.9%−13.716.5%768
53.4%
 Barbarossa 0.3.0 64-bit2028+33−3345.2%+33.523.0%326
53.4%
155Faile 1.4.42026+23−2355.2%−28.322.1%774
50.9%
156Arabian Knight 1.55 64-bit2025+25−2546.7%+25.819.6%596
52.5%
157‑159Schola 1.1.0 64-bit2024+22−2249.3%+4.822.9%752
49.9%
157‑159Slibo 0.5.12024+26−2645.5%+34.019.4%573
51.5%
157‑159Wuttang r2 64-bit2024+18−1848.1%+11.222.6%1196
87.9%
 Smash 1.0.3 64-bit2005+27−2746.8%+22.824.1%518
60.9%
160BibiChess 0.52000+24−2445.7%+31.226.5%607
56.4%
161Snowy 0.2 64-bit1997+26−2651.5%−12.619.0%554
54.9%
 Cupcake 1.01994+31−3145.5%+31.422.7%401
55.0%
 Schola 1.1.0 32-bit1991+26−2745.6%+32.825.1%514
67.8%
 AdroitChess 0.31983+25−2544.2%+46.018.5%626
52.5%
 Zeta Dva 0305 64-bit1982+23−2346.7%+23.421.8%688
59.8%
 Squared-chess 1.2.0 64-bit1978+22−2248.5%+11.119.1%852
50.3%
 Zeta Dva 0220 64-bit1978+29−2946.7%+25.217.3%475
64.6%
 Zeta Dva 0306 64-bit1971+22−2248.6%+10.018.5%816
62.0%
 Zeta Dva 0310 64-bit1966+20−2046.9%+21.718.1%926
54.4%
162Dabbaba 5.671964+25−2545.5%+33.426.4%557
53.5%
163BeLL 0.0.41 64-bit1962+22−2250.1%−0.324.5%722
64.2%
164Sissa 2.01957+23−2353.1%−23.230.1%678
53.2%
 Zeta Dva 0303 64-bit1955+38−3937.6%+95.622.8%259
51.4%
165Monik 2.2.3 32-bit1954+30−3044.4%+39.227.1%395
50.9%
 Feuerstein 0.4.4.21953+29−2941.2%+92.518.7%518
53.1%
166Wowl 1.3.81952+26−2745.4%+35.213.3%573
54.0%
 Smash 1.0.31950+26−2740.8%+74.217.8%574
52.0%
 Monik 2.2.6 64-bit1949+15−1547.9%+14.519.7%1706
52.8%
 Monik 2.2.3 64-bit1948+23−2346.3%+35.822.5%716
57.0%
167Franky 1.0 64-bit1945+25−2548.8%+7.813.3%640
58.2%
168Micro-Max 4.8 (DM-PII)1942+20−2048.3%+12.226.1%865
58.3%
 Dabbaba 6.521938+22−2248.6%+11.620.3%777
63.9%
169Eia 0.31933+20−2047.1%+22.424.4%914
71.3%
 Wowl 1.3.71924+25−2546.8%+24.611.7%630
64.2%
170Presbyter 1.3.0 64-bit1917+25−2542.2%+55.616.5%638
65.5%
 Carballo 0.41909+32−3335.8%+103.434.8%342
55.0%
 Dabbaba 7.491906+12−1247.8%+17.519.9%3152
52.5%
 Jabba 130320121905+31−3139.1%+97.916.7%442
59.7%
171ChessterfieldCL i5a1900+24−2440.6%+74.320.4%658
55.5%
172Deepov 0.4.1 64-bit1898+24−2444.1%+46.017.3%677
63.7%
 Micro-Max 4.81891+28−2836.7%+103.124.7%493
49.6%
173Sapeli 1.02 64-bit1891+22−2247.9%+15.520.4%796
82.0%
174CDrill 1800 build 41877+23−2441.4%+72.715.5%741
83.7%
 DoubleCheck 1.0 64-bit1853+40−4127.8%+188.217.6%279
73.7%
175Sayuri 2018.03.06 64-bit1837+26−2642.8%+56.916.0%600
53.7%
176Pigeon 1.5.1 64-bit1835+27−2740.5%+70.226.1%502
70.6%
177Apollo 1.2.1 64-bit1826+22−2254.3%−34.019.0%832
73.3%
178Chenard 2018.03.06 64-bit1817+19−1949.3%+5.417.0%1143
59.0%
179RataAeroespacial 0.2.11814+13−1342.5%+64.612.9%2478
100.0%
180Shallow Blue 2.0.0 64-bit1711+22−2252.1%−19.818.6%776
90.5%
181TSCP 1.811691+19−2047.4%+22.017.0%1072
70.2%
182AdaChess 3.4 64-bit1684+23−2349.3%+6.621.5%708
69.1%
183Spartan 1.01674+25−2563.5%−103.321.2%624
67.4%
184Philemon C1666+25−2462.3%−94.722.0%626
59.4%
185VanillaChess 2.6g1662+25−2561.5%−89.220.2%624
99.6%
186Pulse 1.6.1 64-bit1614+21−2142.4%+66.314.3%928
84.2%
187Bullitchess 1.0 64-bit1596+25−2452.2%−19.019.1%628
85.5%
188Casper rev4 64-bit1578+24−2450.2%−2.123.9%624
60.5%
189PolarChess 1.31574+25−2549.3%+3.016.9%629
57.0%
190Darky 0.5d1571+24−2443.5%+55.520.8%677
83.4%
 Shallow Blue 1.1.0 64-bit1556+18−1840.5%+87.114.5%1355
90.0%
191Cicada 0.1 64-bit1536+24−2444.1%+48.019.7%636
65.6%
192MSCP 1.6h1529+25−2544.0%+50.415.1%628
99.8%
193Apep 1.011478+25−2541.2%+72.710.1%683
79.3%
194Saruman 2017.08.10 64-bit1466+18−1830.7%+151.227.2%1249
99.5%
195Dreamer 0.3.0 64-bit1425+25−2633.9%+122.316.9%640
99.8%
196BACE 0.461377+23−2421.5%+257.49.8%1027
 

Results matrix

Open source single-CPU engines (best versions only), top 12
#NameElo123456789101112
1Lc0 0.22.0 T40B.4-160 GTX10503460 18.5 − 11.5
+7−0=23
+11
          
2SugaR NN 310719 64-bit341211.5 − 18.5
+0−7=23
−11
 19 − 9
+10−0=18
−48
30.5 − 13.5
+17−0=27
−47
20 − 4
+16−0=8
+30
20.5 − 3.5
+17−0=7
+51
22 − 4
+18−0=8
+38
19 − 3
+16−0=6
+43
    
3Ethereal 11.75 64-bit3264 9 − 19
+0−10=18
+48
 23.5 − 22.5
+6−5=35
−2
19 − 11
+10−2=18
+21
19.5 − 10.5
+11−2=17
+27
21 − 9
+12−0=18
+52
19 − 11
+10−2=18
−10
14 − 6
+8−0=12
+10
   
4Xiphos 0.6 64-bit3255 13.5 − 30.5
+0−17=27
+47
22.5 − 23.5
+5−6=35
+2
 27 − 19
+11−3=32
+2
26 − 20
+11−5=30
−14
28 − 18
+14−4=28
+7
28.5 − 17.5
+14−3=29
−7
14.5 − 5.5
+9−0=11
+35
   
5Laser 1.7 64-bit3210 4 − 20
+0−16=8
−30
11 − 19
+2−10=18
−21
19 − 27
+3−11=32
−2
 31.5 − 28.5
+11−8=41
+10
44 − 52
+13−21=62
−30
40 − 28
+20−8=40
+20
11 − 9
+4−2=14
−24
19 − 13
+9−3=20
−27
 22.5 − 7.5
+18−3=9
+61
6Defenchess 2.2 64-bit3206 3.5 − 20.5
+0−17=7
−51
10.5 − 19.5
+2−11=17
−27
20 − 26
+5−11=30
+14
28.5 − 31.5
+8−11=41
−10
 30 − 30
+7−7=46
−4
39.5 − 36.5
+16−13=47
−12
13 − 11
+6−4=14
−20
33 − 23
+15−5=36
−26
32 − 20
+14−2=36
−18
 
7Booot 6.3.1 64-bit3202 4 − 22
+0−18=8
−38
9 − 21
+0−12=18
−52
18 − 28
+4−14=28
−7
52 − 44
+21−13=62
+30
30 − 30
+7−7=46
+4
 37 − 29
+14−6=46
+12
9 − 11
+2−4=14
−68
20 − 12
+10−2=20
−3
 19 − 11
+8−0=22
−37
8Andscacs 0.95 64-bit3183 3 − 19
+0−16=6
−43
11 − 19
+2−10=18
+10
17.5 − 28.5
+3−14=29
+7
28 − 40
+8−20=40
−20
36.5 − 39.5
+13−16=47
+12
29 − 37
+6−14=46
−12
 13 − 11
+5−3=16
−2
24 − 16
+13−5=22
+3
3 − 1
+2−0=2
+86
23.5 − 10.5
+16−3=15
+36
9RubiChess 1.6 64-bit3161  6 − 14
+0−8=12
−10
5.5 − 14.5
+0−9=11
−35
9 − 11
+2−4=14
+24
11 − 13
+4−6=14
+20
11 − 9
+4−2=14
+68
11 − 13
+3−5=16
+2
 15.5 − 12.5
+6−3=19
−5
  
10Arasan 21.4 64-bit3129    13 − 19
+3−9=20
+27
23 − 33
+5−15=36
+26
12 − 20
+2−10=20
+3
16 − 24
+5−13=22
−3
12.5 − 15.5
+3−6=19
+5
 20 − 20
+5−5=30
−2
20.5 − 19.5
+12−11=17
−25
11Roc 1.1 64-bit3127     20 − 32
+2−14=36
+18
 1 − 3
+0−2=2
−86
 20 − 20
+5−5=30
+2
 5 − 3
+3−1=4
+46
12Vajolet2 2.7 64-bit3096    7.5 − 22.5
+3−18=9
−61
 11 − 19
+0−8=22
+37
10.5 − 23.5
+3−16=15
−36
 19.5 − 20.5
+11−12=17
+25
3 − 5
+1−3=4
−46
 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Open source single-CPU engines (best versions only), top 12
#NameElo123456789101112
1Lc0 0.22.0 T40B.4-160 GTX10503460 99.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2SugaR NN 310719 64-bit34120.5 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Ethereal 11.75 64-bit32640.00.0 71.3100.0100.0100.0100.0100.0100.0100.0100.0
4Xiphos 0.6 64-bit32550.00.028.7 100.0100.0100.0100.0100.0100.0100.0100.0
5Laser 1.7 64-bit32100.00.00.00.0 66.283.8100.0100.0100.0100.0100.0
6Defenchess 2.2 64-bit32060.00.00.00.033.8 67.199.6100.0100.0100.0100.0
7Booot 6.3.1 64-bit32020.00.00.00.016.232.9 99.7100.0100.0100.0100.0
8Andscacs 0.95 64-bit31830.00.00.00.00.00.40.3 96.5100.0100.0100.0
9RubiChess 1.6 64-bit31610.00.00.00.00.00.00.03.5 98.795.9100.0
10Arasan 21.4 64-bit31290.00.00.00.00.00.00.00.01.3 55.299.9
11Roc 1.1 64-bit31270.00.00.00.00.00.00.00.04.144.8 96.7
12Vajolet2 2.7 64-bit30960.00.00.00.00.00.00.00.00.00.13.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Alter engine selection



Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019