CCRL 40/4
Downloads and Statistics
April 13, 2019
Testing summary:
Total: 1'978'909 games
played by 2'316 programs
26642 CPU days (X2 4600+)

White wins: 772'756 (39.0%)
Black wins: 624'315 (31.5%)
Draws: 581'838 (29.4%)
White score: 53.8%

Open source single-CPU engines

Comparing 908 engines!
257 best versions of selected engines played 44054 games with each other

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Computed on April 13, 2019 with Bayeselo based on 1'978'909 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Stockfish 10 64-bit3496+15−1578.0%−201.938.0%1753 
74.6%
 Stockfish 130118 64-bit3489+16−1676.0%−197.341.5%1495
78.9%
 Stockfish 9 64-bit3482+9−977.4%−212.237.5%5730
77.7%
2Lc0 0.21.1 w41800 GPU3474+17−1755.7%−37.651.2%1000
56.7%
 SugaR XPrO 1.4 64-bit3471+21−2174.1%−180.645.6%840
77.2%
 SugaR XPrO 1.5.3 64-bit3460+22−2264.8%−95.257.4%599
69.1%
 Stockfish 071017 64-bit3453+16−1668.9%−148.846.7%1357
55.0%
 Lc0 0.20.2 w32930 GPU3451+14−1459.2%−60.148.4%1600
56.8%
 asmFish 191017 64-bit3450+16−1663.5%−96.159.5%1239
55.9%
 SugaR XPrO 1.3 64-bit3448+16−1662.6%−92.757.6%1239
74.6%
 SugaR XPrO 1.2 64-bit3441+15−1561.0%−80.359.5%1300
98.8%
 Stockfish 8 64-bit3421+8−867.9%−129.250.0%5993
100.0%
 ShashChess Pro 1.0 64-bit3364+20−2068.9%−136.444.1%883
81.0%
 Stockfish 7 64-bit3353+14−1476.0%−187.737.6%2066
100.0%
 Stockfish 6 64-bit3317+11−1170.6%−147.641.9%2833
70.9%
3Ethereal 11.25 64-bit3310+20−2044.5%+34.956.6%694
70.4%
4Xiphos 0.5 64-bit3303+17−1747.1%+21.450.3%1140
57.0%
 Ethereal 11.00 64-bit3301+13−1457.3%−47.349.5%1766
99.8%
5Laser 1.7 64-bit3271+15−1556.5%−41.948.9%1322
60.9%
 Ethereal 11.55 64-bit3259+78−8041.3%+44.072.5%40
55.1%
6Booot 6.3.1 64-bit3254+14−1444.9%+34.149.2%1631
82.7%
 Stockfish 5 64-bit3243+19−1977.0%−202.833.3%1129
51.5%
 Xiphos 0.4.18 64-bit3242+18−1846.7%+25.244.5%959
63.4%
 Booot 6.3 64-bit3238+17−1740.6%+62.549.8%1050
55.5%
 Stockfish 020514 64-bit3236+17−1766.3%−108.443.8%1143
56.7%
 Stockfish 5 syzygy 64-bit3234+17−1772.3%−154.736.6%1328
67.0%
7Andscacs 0.94 64-bit3229+15−1441.3%+61.642.4%1628
60.4%
 Stockfish DD 64-bit3226+18−1857.0%−43.947.8%912
47.9%
 Xiphos 0.4 64-bit3226+15−1449.4%+8.647.1%1555
57.5%
 Andscacs 0.95 64-bit3224+20−2041.6%+57.341.6%819
67.4%
8Roc 0.3 64-bit3217+22−2253.6%−23.334.8%693
86.3%
 Andscacs 0.93 64-bit3203+11−1237.6%+90.438.4%2765
62.4%
 Andscacs 0.921 64-bit3200+14−1341.1%+65.037.7%2005
87.2%
 Gull 3 64-bit3191+9−946.5%+25.939.8%5218
57.0%
 Gull 3.1 64-bit3189+15−1550.4%+5.544.1%1505
57.8%
 Laser 1.6 64-bit3187+14−1446.6%+24.146.6%1546
80.1%
 Stockfish 4 64-bit3179+13−1360.2%−67.546.1%2038
90.8%
 Booot 6.2 64-bit3168+9−941.1%+69.341.6%4783
99.9%
 Ethereal 10.00 64-bit3143+13−1352.4%−14.344.4%2025
76.6%
 Xiphos 0.3 64-bit3136+14−1453.4%−29.241.5%1658
51.5%
 ChessBrainVB 3.723133+164−16158.3%−59.250.0%12
51.6%
9Arasan 21.3 64-bit3130+20−2043.3%+43.646.0%779
58.1%
 Stockfish 3 64-bit3127+16−1564.2%−99.939.9%1423
81.8%
10Nemorino 5.00 64-bit3118+12−1252.7%−16.042.3%2196
58.2%
 Arasan 21.1 64-bit3116+15−1549.7%+1.042.8%1420
57.0%
 Stockfish 2.2.2 64-bit3114+14−1455.2%−38.440.2%1696
54.8%
11Texel 1.07 64-bit3113+10−1046.0%+33.939.9%3921
57.2%
12Vajolet2 2.7 64-bit3110+25−2548.4%+9.941.8%479
61.7%
13IvanHoe 9.46h 64-bit3106+14−1450.3%−5.651.0%1533
60.5%
 Arasan 21.2 64-bit3102+26−2647.8%+12.651.0%453
62.8%
 Gull 2.1 64-bit3097+13−1352.0%−16.646.3%1976
61.4%
 Laser 1.5 64-bit3094+13−1348.0%+16.142.7%2161
52.0%
 Texel 1.06 64-bit3094+11−1143.7%+49.335.1%3002
61.5%
 Stockfish 2.1.1 64-bit3091+15−1560.2%−71.439.1%1546
58.1%
 Stockfish 2.0.1 64-bit3089+20−2077.4%−216.228.1%1096
62.7%
 Booot 6.1 64-bit3085+13−1346.0%+33.336.7%2112
54.7%
14Protector 1.9.0 64-bit3084+7−745.9%+32.140.1%7813
56.9%
15‑16Senpai 2.0 64-bit3083+9−1051.8%−11.445.6%3711
47.1%
 Vajolet2 2.6 64-bit3083+13−1351.4%−9.748.5%1843
51.9%
15‑16chess22k 1.12 64-bit3083+18−1849.6%+1.942.0%1019
76.6%
 Gull 2.2 64-bit3074+17−1746.5%+19.148.4%1047
52.9%
 Ethereal 9.65 64-bit3073+16−1650.8%−6.445.9%1243
73.0%
 Nemorino 4.00 64-bit3067+13−1352.8%−18.843.9%1916
57.9%
 Arasan 21.0 64-bit3065+14−1444.8%+32.446.3%1644
50.2%
 Protector 1.8.0 64-bit3065+16−1645.5%+35.243.1%1210
60.5%
 Xiphos 0.2 64-bit3062+13−1353.4%−30.642.8%1967
61.5%
 Arasan 20.5 64-bit3059+13−1347.6%+14.741.2%1938
55.2%
 Stockfish 1.8 64-bit3058+20−1975.8%−203.827.5%1169
60.4%
 Stockfish 1.9.1 64-bit3054+20−2075.2%−193.829.9%1062
55.3%
 Arasan 20.3 64-bit3052+14−1551.2%−9.238.7%1603
50.4%
 Sting SF 9 64-bit3052+51−5060.4%−69.531.5%130
49.8%
 Texel 1.05 64-bit3052+11−1143.3%+51.036.6%3326
74.6%
17Defenchess (SCTR) 1.1f 64-bit3047+11−1150.7%−14.740.1%2678
60.9%
 Arasan 20.2 64-bit3044+17−1758.9%−65.831.6%1208
48.7%
 Stockfish 1.7.1 64-bit3044+14−1471.2%−154.733.8%1929
54.8%
 Arasan 20.4.1 64-bit3043+17−1746.0%+25.341.6%1134
50.2%
 Ethereal 9.30 64-bit3043+25−2551.8%−15.642.1%520
58.6%
 Booot 6.0.2 64-bit3040+15−1552.6%−18.146.1%1342
47.8%
 Nemorino 3.0 64-bit3040+17−1755.5%−34.640.7%1151
54.8%
 Protector 1.7.0 64-bit3039+15−1543.0%+51.841.4%1510
49.2%
 Vajolet2 2.5 64-bit3039+13−1350.7%−6.244.0%1852
53.6%
 Protector 1.6.0 64-bit3038+15−1545.9%+25.440.4%1467
58.8%
 Defenchess (SCTR) 1.1e 64-bit3036+17−1769.6%−145.727.8%1361
48.1%
 Laser 1.4 64-bit3036+15−1549.3%+4.141.8%1506
61.3%
 Xiphos 0.1 64-bit3033+19−1950.7%−10.339.8%908
57.9%
 chess22k 1.11 64-bit3030+16−1650.4%−3.642.3%1202
75.0%
18Hakkapeliitta TCEC v2 64-bit3024+10−1151.2%−11.233.6%3293
66.7%
19Demolito 2018-10-29 64-bit3019+17−1748.0%+13.938.5%1076
90.9%
 Senpai 1.0 64-bit3006+8−944.3%+41.937.0%5006
75.1%
20Rodent III 0.273 64-bit3000+17−1748.4%+11.041.3%1156
53.5%
21ChessBrainVB 3.702999+18−1751.5%−12.534.5%1084
50.2%
 Stockfish 2.0.1 32-bit2998+41−3974.7%−177.630.4%237
53.0%
 Vajolet2 2.4 64-bit2997+14−1549.7%−0.540.4%1576
52.1%
 Rodent III 0.275 64-bit2996+30−3047.5%+16.442.9%338
49.1%
 Texel 1.04 64-bit2996+14−1449.8%+4.037.1%1835
53.7%
 Arasan 20.1 64-bit2995+18−1847.7%+15.637.7%1017
51.9%
 chess22k 1.10 64-bit2995+18−1848.8%+6.540.5%1011
79.6%
 Arasan 20.0 64-bit2985+14−1458.5%−64.329.8%1842
49.6%
 Stockfish 1.6.3 64-bit2985+15−1467.3%−119.735.4%1734
52.8%
 ChessBrainVB 3.682984+29−2952.1%−15.133.8%397
50.4%
 Hakkapeliitta 3.0 64-bit2984+9−946.6%+23.933.3%4834
48.8%
 Nemorino 2.00 64-bit2984+13−1347.5%+13.840.3%2157
53.2%
 Ethereal 9.00 64-bit2983+18−1857.0%−44.938.9%1043
50.1%
22Pirarucu 2.9.5 64-bit2983+20−2050.0%−3.737.5%826
49.1%
 Protector 1.5.0 64-bit2983+13−1346.5%+20.238.5%2182
50.8%
 RubiChess 1.2.1 64-bit2982+190−15584.8%−342.213.0%23
49.7%
 Vajolet2 2.3 64-bit2982+16−1648.3%+10.939.4%1245
60.0%
 Stockfish 1.6s JA 64-bit2979+16−1566.5%−114.434.6%1505
52.8%
 Arasan 19.2 64-bit2978+17−1748.8%+8.131.7%1150
54.6%
 ChessBrainVB 3.662977+16−1650.9%−7.036.5%1319
62.4%
 Pirarucu 2.7.4 64-bit2974+16−1648.6%+7.342.8%1348
66.8%
 chess22k 1.9 64-bit2969+15−1647.4%+15.039.8%1352
53.7%
23RubiChess 1.3 64-bit2968+19−1951.4%−12.234.1%969
76.2%
24Bobcat 8.0 64-bit2960+10−1148.0%+10.537.6%3251
47.3%
 Vajolet2 2.2 64-bit2960+13−1448.4%+8.638.4%1861
57.5%
 chess22k 1.8 64-bit2958+17−1753.9%−28.741.8%1104
54.3%
 Demolito 2018-03-01 64-bit2957+14−1452.3%−18.934.4%1760
72.5%
25Amoeba 2.8 64-bit2951+13−1348.4%+11.736.8%1917
56.6%
 Gull 1.2 64-bit2950+15−1556.0%−43.235.5%1611
52.1%
 Laser 1.3 64-bit2949+13−1353.0%−22.132.2%2065
63.0%
 Ethereal 8.81 64-bit2944+24−2445.2%+33.835.2%580
55.4%
26Cheng 4.39 64-bit2943+9−945.8%+27.437.8%4331
49.0%
 Gull 1.1 64-bit2943+13−1346.8%+21.234.6%2343
70.0%
 Amoeba 2.7 64-bit2938+14−1446.3%+25.637.6%1741
50.2%
 Gull 1.0a 64-bit2938+12−1256.5%−57.631.5%2724
50.2%
 Texel 1.03 64-bit2938+16−1656.9%−50.934.9%1339
63.2%
 Pirarucu 2.6.1 64-bit2934+16−1644.7%+34.337.3%1446
59.7%
 Arasan 19.1 64-bit2931+16−1649.1%+6.337.5%1268
49.9%
27Crafty 25.2 64-bit2931+11−1148.4%+10.632.7%3149
50.3%
 Vajolet2 2.1 64-bit2931+18−1845.7%+28.137.8%984
74.3%
 Crafty 25.1 64-bit2923+18−1848.6%+9.033.9%982
55.0%
 Booot 5.2.0 64-bit2921+11−1148.9%+10.134.5%3230
82.5%
28‑29DiscoCheck 5.2 64-bit2914+12−1248.1%+13.936.2%2241
48.5%
 Rodent III 0.232 64-bit2914+20−2049.0%+4.437.1%795
51.1%
28‑29Toga II 4.0 64-bit2914+16−1645.8%+27.734.0%1314
52.4%
 DiscoCheck 5.2.1 64-bit2913+10−946.9%+22.835.6%3982
50.1%
 Winter 0.5 64-bit2913+65−6267.2%−131.321.9%96
51.3%
 Amoeba 2.6 64-bit2912+14−1441.1%+65.436.3%1750
49.8%
 Stockfish 1.5.1 64-bit2912+16−1660.7%−70.738.8%1246
55.6%
30EXchess 7.97b 64-bit2911+12−1248.5%+8.938.2%2458
50.8%
 Bobcat 7.6 64-bit2910+14−1449.0%+6.738.2%1616
49.9%
 Demolito 2017-08-26 64-bit2910+14−1448.4%+11.037.5%1792
59.1%
31Scorpio 2.8 64-bit2908+16−1644.6%+37.133.8%1389
52.4%
 Rodent III 0.172 64-bit2907+14−1447.0%+20.237.5%1842
53.3%
 ChessBrainVB 3.602906+32−3253.2%−21.434.2%310
50.4%
 Vajolet2 2.0 64-bit2906+16−1649.5%+9.340.5%1336
52.6%
 ChessBrainVB 3.502905+15−1549.7%+3.334.2%1510
52.3%
 Rodent II 0.9.64 64-bit2904+14−1448.9%+6.735.3%1712
59.0%
 Arasan 19.0.1 64-bit2902+17−1743.7%+42.735.2%1205
49.1%
 Nemorino 1.0 64-bit2902+19−1947.9%+17.442.1%844
52.6%
 Nemorino 1.02 64-bit2901+25−2545.7%+30.533.2%539
52.4%
32Zurichess Neuchatel 64-bit2900+11−1151.1%−7.441.6%2919
57.4%
 Arasan 18.2 64-bit2898+16−1650.5%−2.737.7%1272
55.0%
33Daydreamer 2.0.0-pre2 64-bit2897+15−1551.6%−13.036.4%1631
49.5%
 chess22k 1.7 64-bit2897+16−1651.7%−11.240.3%1207
78.8%
 Protector 1.4.0 64-bit2889+14−1448.3%+15.031.6%2009
58.9%
 Cheng4 0.38 64-bit2886+17−1751.2%−7.634.3%1167
55.1%
 Crafty 25.0 64-bit2885+15−1547.0%+20.037.3%1385
52.2%
 Demolito 2017-06-18 64-bit2884+19−1954.5%−79.032.7%1005
49.4%
 Scorpio 2.7.9 64-bit2884+21−2154.1%−28.036.4%741
57.8%
34Murka 3 64-bit2882+8−850.7%−4.537.2%5494
64.3%
35Tucano 7.05 64-bit2878+22−2239.8%+70.035.7%697
59.2%
 Toga II 3.02874+17−1754.0%−27.034.2%1204
55.6%
 Stockfish 1.4 64-bit2872+19−1953.7%−22.539.1%930
54.3%
 Tucano 7.00 64-bit2871+16−1652.5%−17.139.4%1258
52.6%
 EXchess 7.88b 64-bit2870+16−1649.5%+3.537.0%1207
59.6%
 Laser 1.2 64-bit2868+16−1651.0%−7.738.9%1287
49.1%
36MinkoChess 1.3 64-bit2868+8−853.2%−21.735.7%5076
59.4%
 Pirarucu 2.3.8 64-bit2865+19−1951.4%−13.734.1%984
54.5%
 Amoeba 2.5 64-bit2864+19−1949.7%+0.937.7%925
53.5%
 Ethereal 8.61 64-bit2862+22−2251.5%−10.839.6%656
50.5%
 Rodent II 0.9.33 64-bit2862+17−1750.9%−5.636.6%1123
51.7%
 Scorpio 2.7.8 64-bit2862+25−2555.4%−39.729.9%536
57.2%
 EXchess 7.71b 64-bit2859+16−1650.4%−4.033.9%1369
55.4%
 DiscoCheck 5.1 64-bit2857+19−1945.5%+29.634.3%926
55.9%
 Protector 1.3.5 64-bit2855+15−1558.4%−62.329.8%1814
50.9%
37Strelka 2.0 B 64-bit2855+19−1957.1%−50.329.1%1037
57.4%
 Bobcat 7.1 64-bit2853+17−1751.5%−13.932.5%1171
52.5%
 Protector 1.3.4 64-bit2852+18−1845.7%+29.237.4%1055
53.5%
 EXchess 7.51b 64-bit2851+17−1751.4%−9.832.9%1111
72.0%
 Arasan 17.5 64-bit2844+17−1750.8%−6.035.5%1196
50.6%
 Defenchess (SCTR) 1.0 64-bit2844+18−1851.3%−10.337.9%1056
48.0%
 Stockfish 1.3.1 64-bit2844+20−2050.6%−2.435.4%799
54.3%
 Zurichess Luzern 64-bit2843+17−1748.7%+7.538.1%1169
56.0%
 MinkoChess 1.2 64-bit2841+14−1352.1%−16.433.8%2045
54.6%
 DiscoCheck 5.0.1 64-bit2839+40−3957.1%−47.534.3%210
50.0%
 Texel 1.02 64-bit2839+15−1554.4%−31.535.6%1496
54.7%
 Booot 5.1.02838+11−1148.2%+14.432.0%3102
51.8%
 Vajolet2 1.28 64-bit2837+14−1451.0%−6.531.8%1854
74.7%
 chess22k 1.6 64-bit2830+18−1846.7%+21.338.7%1025
52.4%
 ChessBrainVB 3.312829+24−2453.7%−27.729.8%574
51.5%
 Rodent 1.7 64-bit2828+15−1546.0%+27.034.7%1518
49.6%
38Topple 0.5.0 64-bit2828+26−2657.9%−54.430.3%512
54.8%
39Marvin 3.2.0 64-bit2827+16−1749.5%+1.435.6%1219
53.8%
 Ethereal 8.37 64-bit2825+19−1950.8%−5.233.6%963
54.8%
 Crafty 23.8 64-bit2824+12−1248.7%+8.235.0%2319
52.3%
40Octochess r5506 64-bit2823+15−1549.0%+5.431.9%1529
51.9%
 Toga II 1.4.1SE2823+10−1050.1%+0.834.0%4172
66.1%
 Toga II 1.4 beta5c2820+14−1348.9%+5.634.9%1918
52.2%
41Monolith 1.0 64-bit2819+15−1555.5%−39.034.8%1471
51.9%
 Cheng4 0.36c 64-bit2818+12−1253.5%−21.636.1%2228
58.7%
 Rodent II 0.8.7 64-bit2816+19−1948.6%+10.633.8%956
52.3%
 Scorpio 2.7.6 64-bit2815+15−1551.2%−6.633.1%1607
52.9%
 Scorpio 2.8.5 MCTS 64-bit2814+23−2259.7%−71.126.8%720
57.4%
42Winter 0.4a 64-bit2811+22−2155.9%−42.029.7%750
52.2%
 RuyDos 1.1.9 64-bit2810+38−3843.5%+55.231.9%254
55.6%
43GNU Chess 5.60 64-bit2807+14−1447.8%+14.334.4%1832
59.4%
 Scorpio 2.7.5 64-bit2804+23−2262.2%−90.727.3%735
51.6%
 ChessBrainVB 3.202803+17−1749.7%+1.133.6%1219
59.0%
 Crafty 24.0 64-bit2801+17−1751.4%−14.431.5%1155
47.3%
44Glaurung 2.2 64-bit2801+13−1336.5%+95.734.3%2096
55.8%
45RuyDos 1.1.6 64-bit2800+14−1446.3%+28.332.4%1860
57.4%
 Lc0 0.20.1 w36089 64-bit2798+19−1955.1%−41.524.6%982
55.0%
 Texel 1.01 64-bit2796+15−1546.1%+27.929.2%1594
60.0%
 Crafty 23.5 64-bit2793+16−1652.7%−18.631.9%1335
54.9%
 Rodent 1.5 64-bit2792+16−1649.8%+1.833.0%1290
51.6%
 Arasan 17.3 64-bit2791+19−1946.8%+22.932.6%956
54.3%
 Marvin 3.1.0 64-bit2790+18−1851.3%−9.833.3%1078
54.8%
 Laser 1.1 64-bit2788+19−1954.1%−27.935.9%922
62.4%
 Booot 5.02784+15−1557.6%−56.831.3%1715
56.1%
 Amoeba 2.3 64-bit2783+19−1949.0%+7.234.7%904
51.1%
 Glaurung 2.1 64-bit2782+16−1640.1%+72.732.4%1397
55.1%
 Crafty 23.4 64-bit2781+12−1245.2%+40.329.2%2708
50.9%
 RubiChess 1.1 64-bit2781+14−1455.0%−41.434.6%1686
55.6%
 GNU Chess 5.50 64-bit2779+22−2247.2%+19.532.1%732
53.6%
 Arasan 16.3 64-bit2777+25−2548.3%+11.733.3%550
50.0%
 Octochess r5190 64-bit2777+9−947.8%+15.033.4%4344
49.5%
 RuyDos 1.1.0 64-bit2777+16−1649.4%+0.830.9%1427
50.6%
46tomitankChess 3.0 64-bit2777+17−1761.5%−87.833.4%1190
53.6%
 Arasan 17.0 64-bit2776+19−1949.0%+6.432.3%947
55.6%
 Scorpio 2.7 64-bit2774+14−1451.2%−3.629.7%1878
54.3%
 Zurichess Jura 64-bit2773+20−2145.9%+27.136.3%782
52.6%
 Toga II 1.3.12772+9−1046.3%+27.632.8%4308
57.8%
 MinkoChess 0.9 64-bit2771+13−1253.3%−22.329.2%2552
56.5%
 MinkoChess 1.0 64-bit2769+19−1952.8%−17.235.9%957
52.1%
 EXchess 7.11b 64-bit2768+28−2851.7%−14.533.3%417
52.1%
47Pawny 1.2 64-bit2767+10−1047.8%+14.932.6%3455
63.8%
 EXchess 7.18b 64-bit2764+17−1749.0%+5.832.7%1178
52.5%
 MinkoChess 1.1 64-bit2763+18−1853.0%−20.025.5%1162
52.5%
 Rodent 1.3 64-bit2762+29−2855.7%−42.627.1%446
48.3%
 Toga II 1.2.1a 32-bit2762+9−952.1%−18.433.4%4523
57.6%
48Bison 9.11 64-bit2761+9−1049.2%+7.526.8%4394
59.4%
 RuyDos 1.0.27 64-bit2759+17−1747.4%+18.129.0%1178
51.9%
 Amoeba 2.0 64-bit2758+17−1744.5%+37.834.7%1205
53.7%
 Crafty 23.3 64-bit2757+15−1548.9%+10.928.8%1781
56.6%
 Scorpio 2.6 64-bit2756+14−1445.3%+35.028.0%1917
53.9%
 Ethereal 8.28 64-bit2754+17−1757.6%−52.527.8%1172
50.5%
49Karballo 1.8 64-bit2754+17−1749.4%+3.733.3%1142
52.5%
 Lc0 0.21.0 w32930 64-bit2751+80−9412.8%+319.813.4%82
51.0%
 Tucano 6.00 64-bit2750+13−1347.8%+15.333.6%2088
51.1%
 GnuCheese 1.00 64-bit2749+53−5628.6%+163.321.4%140
52.6%
 Amoeba 2.1 64-bit2748+14−1435.2%+118.025.9%2127
52.6%
 Hakkapeliitta 2.0 64-bit2747+18−1852.1%−15.624.8%1083
54.2%
 Mini Rodent 1.0 64-bit2745+19−1949.9%+1.536.8%886
64.5%
 ChessBrainVB 3.022741+17−1749.0%+7.629.7%1156
51.0%
 Glaurung 2.0.1 64-bit2740+11−1152.4%−17.132.6%3221
51.1%
 Winter 0.3 64-bit2740+17−1753.8%−28.428.7%1235
53.6%
 chess22k 1.5 64-bit2739+17−1747.2%+17.333.2%1201
54.2%
 DiscoCheck 3.7.1 64-bit2737+34−3465.0%−110.628.7%314
49.4%
 DiscoCheck 4.1 64-bit2737+35−3550.3%−0.027.3%289
52.4%
 Toga II 1.1a 32-bit2736+39−3776.7%−205.320.9%302
51.4%
 Octochess r5132 64-bit2735+17−1754.2%−29.333.7%1209
56.9%
 Glaurung 2.1 32-bit2732+34−3364.9%−105.927.6%319
58.9%
 Laser 1.0 64-bit2727+20−2050.2%−3.337.0%832
52.1%
 Arasan 16.2 64-bit2726+15−1546.2%+26.031.8%1505
56.7%
 EXchess 7.03b 64-bit2724+18−1944.9%+34.430.8%1012
54.3%
 Carballo 1.7 64-bit2723+15−1551.0%−7.033.9%1596
49.5%
 Zurichess Graubuenden 64-bit2723+18−1754.0%−26.429.9%1164
52.7%
 Topple 0.4.0 64-bit2722+30−3048.8%+9.831.0%378
52.4%
 Crafty 23.2 64-bit2721+15−1556.1%−42.328.5%1652
66.1%
50GreKo 2018.08 64-bit2716+17−1750.0%−0.928.1%1197
51.3%
 Rodent 1.2 64-bit2716+30−3041.1%+60.534.2%371
54.8%
 Octochess r4984 64-bit2713+18−1752.7%−18.934.1%1108
56.2%
 Bobcat 3.25 64-bit2712+10−1049.6%+2.835.4%3577
50.2%
 DiscoCheck 4.0.3 64-bit2712+41−4153.9%−26.828.5%207
58.9%
 Marvin 3.0.0 64-bit2707+17−1748.7%+7.532.3%1187
60.8%
51Donna 4.1 64-bit2704+14−1450.7%−5.230.3%1674
54.2%
 Amoeba 1.3 64-bit2702+21−2148.0%+11.435.4%762
50.6%
 Topple 0.3.5 64-bit2702+29−2950.4%−3.627.7%394
51.4%
 Tucano 5.00 64-bit2701+16−1650.3%−1.934.9%1347
56.0%
 Bison 9.11 32-bit2699+27−2747.3%+19.524.0%499
52.4%
 EXchess 7.01b 64-bit2698+42−4251.2%−11.221.8%206
49.9%
 Marvin 2.2.0 64-bit2698+17−1653.5%−25.627.3%1320
53.3%
 GreKo 2018 64-bit2696+27−2738.1%+83.027.2%481
57.8%
 Arasan 15.1 64-bit2693+15−1553.2%−22.032.4%1466
52.2%
 Rodent 1.0 64-bit2692+17−1750.3%−0.933.4%1150
61.6%
52RedQueen 1.1.4 64-bit2689+13−1349.4%+4.829.4%2096
50.7%
 chess22k 1.4 64-bit2689+17−1655.3%−40.629.8%1338
62.0%
 Fruit 2.12685+24−2448.3%+13.229.1%604
52.0%
 GNU Chess 6.25 64-bit2684+30−3045.3%+32.630.1%376
52.2%
 Scorpio 2.5 64-bit2683+14−1451.5%−8.028.8%1972
61.0%
 RedQueen 1.1.97 64-bit2680+16−1644.9%+34.629.4%1309
58.9%
 Carballo 1.6 64-bit2677+20−2053.3%−23.732.3%864
53.4%
 Bobcat 2.75 64-bit2676+14−1355.7%−42.534.0%1965
52.8%
 Pirarucu 2.2.2 64-bit2675+17−1850.6%−8.926.6%1246
53.9%
 Pawny 1.1 64-bit2674+16−1650.5%−4.331.7%1407
47.7%
 RedQueen 1.0.0 64-bit2674+15−1557.5%−54.826.9%1756
53.8%
 Bison 9.8 64-bit2673+21−2153.4%−22.827.6%838
51.9%
 Daydreamer 1.75 64-bit2673+9−948.0%+16.031.6%4435
51.1%
53Fridolin 3.10 64-bit2672+25−2551.4%−8.237.8%529
54.6%
 RedQueen 1.1.98 64-bit2671+13−1344.7%+36.527.7%2141
50.6%
 EXchess 6.50b 64-bit2670+15−1561.3%−92.625.3%1892
50.7%
 Lc0 0.20.2 w32930 64-bit2670+80−9018.8%+239.521.9%64
50.0%
 RuyDos 1.0.2 64-bit2670+17−1751.6%−12.029.2%1233
55.6%
 Booot 4.15.12668+13−1448.6%+13.628.2%2010
55.9%
 Vajolet 2.482667+17−1745.8%+30.127.1%1264
51.6%
 RedQueen 1.1.3 64-bit2666+18−1849.2%+6.532.0%1074
52.2%
 Booot 4.15.02665+12−1249.8%+3.632.6%2442
52.0%
 Topple 0.3.4 64-bit2665+19−1951.4%−14.525.5%1022
59.2%
 Tucano 4.00 64-bit2662+18−1850.9%−4.134.9%1055
53.1%
 Cheng3 1.07 64-bit2661+15−1550.8%−7.430.0%1646
64.1%
 Fridolin 3.00 64-bit2657+18−1857.6%−52.230.1%1092
47.3%
 Glaurung 1.2.1 32-bit2657+10−1045.2%+34.429.6%4173
54.4%
54‑55Asymptote 0.5 64-bit2656+28−2944.5%+37.330.1%415
49.7%
 Glaurung 1.2.1 64-bit2656+14−1546.5%+25.430.9%1716
49.5%
54‑55Phalanx XXV2656+12−1350.5%−4.026.0%2354
49.7%
 Scorpio 2.0 32-bit2656+12−1250.5%−2.535.2%2542
59.1%
 DiscoCheck 3.5.1 64-bit2654+16−1659.4%−69.825.3%1433
51.7%
 Donna 4.0 64-bit2653+13−1349.0%+6.934.2%2053
49.4%
 Scorpio 2.0 64-bit2653+27−2749.6%+3.052.7%383
53.8%
 RubiChess 1.0 64-bit2652+17−1747.4%+18.929.8%1171
61.9%
 Scorpio 1.812648+14−1445.7%+22.426.2%2021
53.8%
 Pawny 1.0 64-bit2647+14−1452.5%−16.327.9%2004
57.8%
 Amoeba 1.0 64-bit2645+19−1851.6%−10.831.4%990
60.0%
56Cyrano 0.6b17 64-bit2643+8−849.7%+3.729.8%5970
48.9%
 GreKo 2018.02 64-bit2643+19−1948.2%+14.427.1%1027
56.8%
 ChessBrainVB 2.052641+17−1752.0%−14.131.1%1153
47.2%
 Scorpio 1.92641+13−1337.3%+92.827.8%2357
51.3%
 Scorpio 1.912641+12−1243.2%+48.532.0%2381
61.4%
 Rodent 1.1 64-bit2638+19−1948.4%+11.629.9%1021
48.8%
 Scorpio 1.822638+20−2052.2%−27.922.5%1024
61.0%
57Igel 1.4 64-bit2634+20−2041.5%+64.022.8%958
53.1%
 Scorpio 1.842633+20−2027.0%+169.526.4%1026
56.5%
 Ethereal 8.16 64-bit2631+20−2046.8%+21.827.3%864
52.0%
 Donna 3.1 64-bit2630+22−2248.8%+8.729.2%689
48.2%
58WyldChess 1.51 64-bit2630+13−1346.9%+22.926.6%2127
58.1%
 GreKo 2018.06 64-bit2628+20−2046.3%+25.926.2%927
52.2%
 Vajolet 2.032627+18−1849.2%−1.623.4%1305
55.9%
 Rodent 0.13 64-bit2625+28−2852.9%−19.327.4%452
52.0%
 Scorpio 1.82624+15−1440.6%+69.827.0%1803
61.5%
59DanaSah 7.32621+15−1548.5%+10.831.7%1461
50.3%
 Donna 3.0 64-bit2621+18−1848.9%+7.829.4%1024
54.6%
 GreKo 2016 64-bit2619+15−1551.7%−11.930.2%1561
58.7%
60Sloppy 0.2.2 64-bit2617+8−847.2%+20.130.7%6756
57.6%
 tomitankChess 2.0 64-bit2616+17−1754.5%−31.530.9%1134
51.8%
61Delfi 5.12615+12−1251.3%−9.229.8%2671
52.4%
 Ethereal 8.00 64-bit2615+19−1948.4%+11.425.5%1013
48.9%
 GreKo 2017 64-bit2615+20−2042.6%+56.119.7%975
55.1%
 Glaurung 1.0.2 32-bit2613+29−2935.9%+100.128.8%427
49.7%
 Laser 0.2 64-bit2613+18−1853.6%−24.036.1%989
52.7%
 Booot 4.14.02612+21−2149.7%+1.831.8%758
49.5%
 GreKo 2018.05 64-bit2612+25−2543.2%+47.825.7%553
48.9%
 Rodent 0.16 64-bit2612+18−1850.3%−1.331.2%1084
51.0%
 Winter 0.2 64-bit2612+19−1957.3%−51.725.3%1026
54.8%
62Delocto 0.6 64-bit2611+17−1750.8%−11.432.2%1193
56.0%
 RedQueen 1.1.1 64-bit2609+15−1543.8%+45.625.3%1686
49.9%
 WyldChess 1.4 64-bit2609+17−1753.1%−21.931.2%1148
54.0%
 Ethereal 8.13 64-bit2607+27−2747.9%+13.828.6%458
49.7%
 Leela Chess 0.10 w483 64-bit2607+22−2248.6%+11.024.3%725
50.1%
63NoraGrace 2.0 64-bit2607+12−1253.2%−25.319.3%2703
55.4%
 GreKo 2018.01 64-bit2606+19−1943.1%+48.623.2%994
50.0%
64Minic 0.43 64-bit2606+30−2967.9%−140.525.5%424
49.2%
 Rodent 0.12 64-bit2606+28−2753.3%−25.325.4%468
54.0%
 Rodent 0.14 64-bit2604+31−3146.5%+28.232.9%359
52.5%
 GreKo 2015-ML2603+31−3150.7%−5.930.5%338
51.3%
 Cheng3 1.05 64-bit2602+15−1550.9%−6.028.7%1562
52.4%
 Monolith 0.4 64-bit2601+15−1555.5%−40.327.9%1697
61.1%
 Asymptote 0.4.2 64-bit2598+16−1652.5%−18.125.3%1338
51.4%
65Caligula 0.9g2598+20−2059.7%−68.826.1%857
48.6%
 DanaSah 7.02598+16−1651.3%−9.230.8%1294
50.5%
 Rodent 0.11 64-bit2598+30−3058.3%−57.527.4%390
53.6%
 GNU Chess 5.07.1705b (TCEC) 64-bit2597+14−1454.2%−30.927.7%1771
47.5%
 GNU Chess 5.07.173b 64-bit2597+11−1147.7%+16.527.0%2995
59.7%
 Ethereal 8.12 64-bit2594+26−2646.5%+24.728.7%508
54.7%
66K2 0.912592+14−1449.8%+1.331.2%1678
50.7%
 Arasan 14.1 64-bit2591+28−2846.7%+25.028.5%438
55.7%
 Phalanx XXIV2589+16−1652.0%−16.324.6%1445
58.7%
 K2 0.872587+17−1749.3%+4.128.4%1208
52.2%
 GreKo 2015 64-bit2586+16−1650.3%−1.827.6%1343
48.9%
67Nawito 18122586+18−1846.4%+24.433.2%1037
52.8%
 Ethereal 7.78 64-bit2585+20−2049.9%+0.423.9%913
51.9%
 Bobcat 20110414 64-bit2584+30−2962.2%−91.729.7%418
50.5%
68Floyd 0.9 64-bit2584+12−1249.1%+6.623.1%2494
55.3%
 Arasan 14.3 64-bit2583+19−1943.6%+45.528.3%941
49.2%
69CuckooChess 1.12 64-bit2583+14−1453.1%−23.425.8%1776
52.1%
 Arasan 13.2 64-bit2582+16−1651.8%−11.926.2%1501
54.4%
 Cheng3 1.04 64-bit2581+16−1649.2%+4.729.4%1322
48.5%
 Tucano 3.00 64-bit2581+17−1848.0%+13.731.0%1119
58.3%
 Zurichess Glarus 64-bit2579+19−1952.5%−18.930.3%946
54.4%
 DanaSah 6.502577+14−1448.9%+7.929.6%1744
52.7%
 Delfi 5.02577+15−1539.5%+78.231.1%1562
50.0%
 GreKo 12.9 64-bit2577+18−1849.9%−0.628.9%1094
49.8%
 Tucano 2.00 64-bit2577+19−1948.0%+13.434.8%954
52.8%
 Rodent 0.15 64-bit2576+22−2340.7%+69.831.2%706
51.1%
 Arasan 13.1 64-bit2575+18−1852.7%−21.526.3%1131
53.0%
 Bobcat 20110220 64-bit2574+26−2658.5%−61.629.1%509
49.3%
 Donna 2.1 64-bit2574+19−1949.3%+4.026.5%948
61.0%
 RedQueen 0.9.5 64-bit2571+18−1854.0%−28.926.4%1146
51.5%
 Carballo 1.5 64-bit2570+19−1951.7%−13.324.9%978
62.2%
70Maverick 1.5 64-bit2567+12−1249.3%+2.825.6%2668
61.2%
 Booot 4.13.12564+13−1349.0%+6.332.8%2049
49.3%
 tomitankChess 2.1 64-bit2564+32−3340.5%+65.431.0%316
53.7%
 Donna 2.0 64-bit2563+19−1950.6%−5.829.2%955
59.1%
 K2 0.832560+16−1650.6%−5.226.4%1358
57.1%
 Arasan 12.3 64-bit2558+16−1651.4%−10.227.6%1371
59.1%
71Brutus 8.05 64-bit2556+9−945.5%+30.727.2%4324
49.9%
 Caligula 0.9f2556+66−6654.7%−25.332.0%75
49.3%
 Marvin 2.1.0 64-bit2556+18−1849.3%+5.726.3%1078
57.7%
 Carballo 1.4 64-bit2554+18−1851.1%−9.529.0%1021
76.1%
 Arasan 11.7 64-bit2546+14−1343.3%+48.326.1%2036
51.1%
 Tucano 1.042545+36−3660.7%−78.423.4%286
53.4%
 Arasan 12.0 64-bit2543+17−1747.5%+17.927.2%1205
49.7%
 Crafty 21.5 64-bit2543+13−1346.4%+27.130.3%2004
64.7%
72Betsabe II 1.842540+14−1449.6%+2.522.8%1930
48.3%
 Maverick 1.0 64-bit2540+18−1852.1%−14.526.8%1116
54.1%
 CuckooChess 1.11 64-bit2539+15−1548.5%+9.526.8%1506
53.6%
 Fridolin 2.00 64-bit2538+11−1151.1%−8.826.8%2858
51.4%
 GreKo 10.3.1 64-bit2538+22−2240.1%+75.823.5%786
52.7%
 Cheng3 1.03 64-bit2537+19−1954.2%−29.929.7%977
47.9%
 Leela Chess 0.10 w323 64-bit2537+23−2257.2%−55.220.8%754
61.7%
 DanaSah 4.882534+12−1248.9%+6.328.3%2487
61.4%
 DanaSah 4.662530+18−1848.7%+9.625.3%1177
65.4%
 GreKo 8.2 64-bit2526+14−1450.1%−0.229.3%1925
58.8%
 Betsabe II 1.752524+17−1749.4%+4.221.5%1219
50.3%
 Hayabusa 0.11.7 64-bit2523+68−6752.5%−24.918.5%81
53.5%
73Pepito 1.59.2 64-bit2520+11−1047.8%+15.927.8%3324
53.1%
 Crafty 20.14 32-bit2519+27−2736.5%+104.022.7%529
54.5%
 Topple 0.3.1 64-bit2517+22−2245.7%+31.224.2%735
53.5%
 chess22k 1.3 64-bit2515+28−2861.3%−83.521.1%479
57.1%
 Hakkapeliitta 1.0 64-bit2512+18−1849.6%+3.822.3%1125
54.1%
 DanaSah 5.002510+35−3557.2%−55.822.8%290
54.7%
 GreKo 10.3.12508+18−1950.4%−2.227.6%1016
52.6%
 Caligula 0.82507+17−1758.7%−61.723.5%1257
50.1%
 tomitankChess 1.5 64-bit2507+20−2048.6%+9.124.1%918
53.7%
 DanaSah 4.242506+13−1347.1%+20.428.8%2208
53.8%
 Crafty 18.15 32-bit2504+34−3444.7%+37.228.7%303
50.4%
 K2 0.792504+20−2053.2%−25.425.8%925
48.9%
 RubiChess 0.9 64-bit2504+19−1952.2%−13.332.1%946
71.2%
 Zurichess Geneva 64-bit2497+20−1950.5%−3.725.7%929
52.3%
 tomitankChess 1.4 64-bit2496+19−1956.9%−48.627.2%970
50.8%
 Betsabe II 1.662495+18−1850.5%−2.722.4%1112
52.8%
74Bagatur 1.5f 64-bit2494+21−2147.3%+19.626.4%766
51.0%
 Marvin 2.0.0 64-bit2494+19−1954.3%−31.920.9%1047
57.3%
 DanaSah 4.452492+20−2045.4%+32.026.7%930
47.7%
75Magnum 4.0 32-bit2492+15−1551.1%−16.124.9%1618
55.1%
 Pepito 1.59 32-bit2491+13−1350.8%−5.030.5%2197
52.2%
 GreKo 10.0 64-bit2490+35−3453.2%−28.527.1%295
52.6%
 Asymptote 0.3 64-bit2489+18−1857.1%−54.822.9%1097
54.0%
 Crafty 19.19 32-bit2487+28−2848.4%+13.030.7%436
50.1%
 GreKo 9.7 64-bit2487+18−1936.7%+97.127.3%1090
51.7%
 Bagatur 1.6 64-bit2486+24−2449.3%+5.431.8%560
50.1%
 Scorpio 2.1 64-bit2486+32−3410.7%+361.812.5%650
53.0%
 Bagatur 1.5e 64-bit2485+19−1951.6%−11.127.7%957
59.8%
 CuckooChess 1.102481+17−1741.2%+65.025.6%1307
50.0%
76Drosophila 1.5.1 64-bit2481+15−1554.2%−33.122.1%1685
53.8%
 Pawny 0.3.1 64-bit2480+36−3652.2%−16.822.6%274
48.8%
 Winter 0.1.1 64-bit2480+18−1750.8%−8.420.8%1220
55.4%
77Gothmog 1.0b102479+17−1755.7%−44.521.2%1332
53.0%
 WyldChess 1.0 64-bit2478+21−2059.1%−75.917.6%959
55.3%
78BBChess 1.3b 64-bit2476+14−1451.3%−9.324.5%1964
53.2%
 GreKo 9.8 64-bit2475+17−1747.9%+16.328.6%1145
59.6%
 Topple 0.2.1 64-bit2472+15−1549.2%+2.822.1%1548
54.3%
 Betsabe II 1.472471+16−1654.3%−32.122.4%1574
56.6%
79Kiwi 0.6d 64-bit2469+10−1150.6%−4.125.4%3544
57.2%
 Minic 0.34 64-bit2467+20−1960.2%−74.921.3%980
61.7%
 Arasan 10.0 64-bit2464+15−1550.9%−6.928.2%1638
52.2%
80FrankWalter 2.3.4 64-bit2463+18−1852.6%−19.524.5%1146
50.5%
 Pawny 0.3 64-bit2463+13−1347.8%+14.927.1%2206
54.3%
 Viper 0.1 64-bit2459+60−6148.5%+7.027.7%101
54.5%
 Bagatur 1.6c 64-bit2456+26−2640.2%+70.825.1%510
48.3%
 RubiChess 0.8 64-bit2456+16−1649.0%+8.526.5%1496
57.2%
 Carballo 1.3 64-bit2454+19−1950.6%−4.121.1%1054
65.9%
 Ethereal 7.60 64-bit2449+18−1850.1%−1.020.8%1204
73.7%
81Lozza 1.18 64-bit2441+17−1750.7%−4.828.9%1284
67.3%
82MadChess 2.2 64-bit2436+14−1448.5%+10.524.4%1859
52.5%
 Zurichess Fribourg 64-bit2435+17−1749.7%+2.525.3%1178
59.0%
83Nemeton 1.82433+15−1549.2%+5.325.0%1538
50.7%
 Phalanx XXIII2433+18−1848.2%+13.022.0%1090
54.7%
 WyldChess 1.2 64-bit2430+28−2843.7%+44.924.5%449
72.3%
 Caligula 0.7b2421+16−1648.3%+13.323.7%1416
52.0%
 Nemeton 1.512420+16−1653.4%−24.023.7%1483
58.9%
 GreKo 8.0 32-bit2418+17−1748.4%+9.529.7%1224
50.4%
 Bagatur 1.4b 64-bit2417+19−1950.0%+1.024.8%949
54.1%
 Bagatur 1.4d 64-bit2416+24−2448.6%+10.128.6%591
55.5%
 Kiwi 0.6d 32-bit2414+16−1645.2%+33.424.6%1454
50.1%
84‑85RomiChess P3n 64-bit2414+15−1548.1%+13.025.5%1532
50.0%
84‑85Typhoon 1.00-3582414+17−1745.5%+33.423.6%1384
52.7%
 Pawny 0.2.1 64-bit2413+17−1750.4%−4.123.6%1234
54.7%
 RomiChess P3L 64-bit2412+11−1248.6%+9.427.8%2865
55.3%
 Monolith 0.3 64-bit2410+17−1753.1%−20.930.8%1242
49.5%
86Simplex 0.9.8 64-bit2410+10−1150.7%−5.321.8%3631
52.4%
 chess22k 1.2 64-bit2410+18−1854.0%−29.923.0%1192
53.7%
 Lozza 1.17a 64-bit2409+18−1850.0%−2.128.5%1100
49.8%
 RomiChess P3k 64-bit2409+10−1049.4%+4.326.4%3896
52.2%
87Zevra 2.0 r172 64-bit2408+31−3066.7%−123.420.1%413
52.0%
88Taltos rev118 64-bit2407+20−2047.8%+14.622.4%912
52.6%
89Teki 1 64-bit2406+18−1863.0%−103.618.7%1289
56.5%
 Floyd 0.8 64-bit2404+19−1950.7%−6.017.7%1058
59.9%
 Bagatur 1.5c 64-bit2401+18−1850.7%−5.827.2%1123
48.4%
90Ifrit m1.8 64-bit2401+11−1149.9%+0.526.0%3221
52.5%
 Arasan 9.52400+27−2750.8%−9.522.9%533
64.5%
 Nemeton 1.72394+17−1748.3%+11.325.6%1179
52.2%
91Galjoen 0.39 64-bit2393+15−1548.6%+11.221.3%1595
50.6%
 Teki 2 64-bit2393+18−1846.7%+25.220.6%1133
63.7%
 GreKo 7.2 32-bit2389+18−1849.5%+2.428.3%1110
57.6%
 RomiChess P3m 64-bit2386+15−1546.7%+22.926.3%1607
54.2%
92‑93Amy 0.87b2385+9−948.1%+13.521.3%5398
52.4%
92‑93Diablo 0.5.12385+10−1048.8%+9.227.0%4210
49.2%
 K2 0.712385+18−1854.7%−37.221.6%1213
52.2%
 MadChess 2.1 64-bit2385+19−1957.0%−51.923.0%1050
51.2%
94Barbarossa 0.5.0 64-bit2384+28−2952.4%−16.722.1%443
49.1%
 Pawny 0.2 64-bit2384+15−1547.2%+20.122.9%1644
50.5%
 Typhoon 1.00-358 64-bit2384+27−2742.9%+52.820.4%529
67.4%
 Zevra 2.1.1 r216 64-bit2377+18−1844.1%+44.021.2%1094
57.2%
95Jazz 721 64-bit2375+17−1747.7%+16.921.0%1336
51.6%
 Laser 0.1 64-bit2374+19−1948.1%+12.629.6%919
55.4%
 Ifrit m1.6 64-bit2372+30−3055.5%−40.426.3%399
54.0%
 Phalanx XXIII beta2370+15−1548.5%+10.919.3%1660
52.2%
 Nemeton 1.62369+19−1943.6%+45.624.8%963
52.7%
 RomiChess P3kLD2368+22−2236.8%+97.524.1%806
50.7%
 CT800 1.34 64-bit2367+100−10050.0%+2.031.3%32
51.5%
 Ifrit m1.5 64-bit2365+30−3054.3%−30.523.4%397
55.8%
 Maverick 0.60 64-bit2363+19−1951.0%−7.719.9%1013
50.4%
 Arasan 9.22362+23−2335.9%+106.222.5%778
55.7%
 Lozza 1.16 64-bit2360+14−1451.4%−10.024.7%1784
55.9%
 Bagatur 1.5a 64-bit2359+19−1942.1%+55.824.5%1019
49.5%
 Carballo 1.1 64-bit2359+19−1952.7%−23.420.2%1040
49.8%
 Minic 0.28 64-bit2359+33−3355.0%−35.922.3%328
66.3%
 Phalanx XXII Reborn JA2351+13−1355.3%−47.120.3%2536
65.7%
 GNU Chess 5.07.9b 64-bit2348+15−1552.5%−19.621.0%1758
49.3%
 Pirarucu 2.0.2 64-bit2348+37−3665.5%−126.315.5%310
52.1%
 Nemeton 1.412347+17−1748.2%+12.721.9%1305
62.6%
 Topple 0.1.1 64-bit2343+21−2156.0%−48.916.0%868
53.0%
 EXchess 6.02b 64-bit2341+16−1647.0%+21.025.2%1371
61.9%
 GreKo 6.52338+18−1849.1%+5.926.2%1162
75.5%
96Thor's Hammer 2.28 32-bit2330+13−1356.3%−52.718.6%2412
52.9%
97Amundsen 0.802329+16−1655.1%−42.218.6%1522
51.5%
 FrankWalter 2.3.5 64-bit2326+193−16775.0%−275.322.7%22
50.5%
 Pirarucu 2.0.0 64-bit2325+16−1658.2%−63.318.7%1484
69.6%
 Barbarossa 0.4.0 64-bit2320+12−1249.2%+4.320.1%2572
51.9%
 Galjoen 0.38 64-bit2319+20−1964.4%−110.419.6%1056
54.2%
 Jazz 840 64-bit2318+20−2046.8%+19.523.9%951
55.7%
98Absolute Zero 2.4.7.2 64-bit2316+13−1348.9%+6.921.5%2451
55.2%
 Asymptote 0.2.0 64-bit2314+19−1855.8%−42.920.9%1104
54.6%
99Sungorus 1.4 64-bit2313+9−952.0%−14.923.5%4818
63.2%
 Nemeton 1.32310+19−1946.1%+26.826.0%978
48.0%
 RubiChess 0.7 64-bit2310+24−2356.2%−42.724.2%653
53.6%
 Leela Chess 0.10 w272 64-bit2309+33−3256.1%−47.319.7%350
52.1%
 Nemeton 1.22308+18−1851.1%−8.925.1%1070
56.2%
100Kingfisher 1.0 64-bit2306+17−1751.3%−8.336.5%1166
60.0%
 Zevra 1.8.6 r672 64-bit2303+18−1847.9%+14.925.2%1137
50.9%
 Thor's Hammer 2.29 64-bit2302+28−2844.8%+40.122.6%474
60.2%
 Simplex 0.9.7 64-bit2298+15−1552.5%−19.818.5%1779
56.1%
 Kingfisher 1.1.1 64-bit2296+24−2449.3%+0.534.8%589
50.9%
101Resp 0.19 64-bit Nobook2296+10−1049.8%−2.521.5%3757
51.7%
102Googleplex Starthinker 1.4 64-bit2295+18−1863.8%−105.220.2%1189
56.9%
 NoraGrace 1.0 64-bit2293+19−1944.3%+43.118.4%1103
51.0%
 SpaceDog 0.97.7 64-bit2291+105−9670.2%−151.016.7%42
53.6%
 MadChess 2.0 64-bit2287+16−1652.2%−16.920.3%1504
61.9%
 chess22k 1.1 64-bit2283+22−2244.2%+43.418.5%767
58.4%
 Clunk 1.1 64-bit2274+79−8046.5%+21.822.8%57
49.5%
103Dumb 1.3 64-bit2274+19−1950.2%−1.220.4%1002
54.9%
104CT800 1.33 64-bit2273+21−2148.8%+7.623.3%806
48.2%
 Zevra 1.8.5 r664 64-bit2273+25−2557.9%−58.524.5%567
53.2%
105Paladin 0.1 64-bit2272+14−1450.0%+1.321.8%1886
51.5%
 Leela Chess 0.9 w272 64-bit2271+33−3351.3%−9.217.9%352
60.9%
106Scidlet 3.61 64-bit2267+11−1150.3%−6.221.7%3314
57.6%
 EXchess 5.01b 64-bit2265+13−1351.6%−16.223.4%2410
55.5%
 Betsabe II 1.092262+39−3781.7%−314.111.4%428
52.4%
107Natwarlal 0.142261+8−848.5%+10.421.1%7067
56.8%
 Absolute Zero 2.4.0.0 64-bit2260+15−1552.3%−39.218.7%1926
47.2%
108KMTChess 1.2.1 64-bit2260+17−1755.7%−66.618.3%1444
58.8%
 Floyd 0.7 64-bit2258+19−1950.9%−7.616.3%1107
52.9%
109‑110Invictus r228 64-bit2256+26−2650.9%−6.423.3%563
51.5%
109‑110Robocide 0.4 64-bit2256+16−1649.9%+0.521.5%1389
56.1%
 Nemeton 1.12254+25−2547.3%+18.921.3%600
57.0%
111Napoleon 1.8 64-bit2251+15−1549.9%+1.524.1%1683
56.0%
 Dumb 1.2 64-bit2249+27−2755.8%−43.720.8%500
64.6%
 Drosophila 1.4 64-bit2242+25−2550.4%−3.526.6%556
54.0%
 CT800 1.11 64-bit2240+20−2046.9%+22.220.5%950
56.8%
112Dorpsgek Eve's Temptation 64-bit2238+17−1752.2%−14.925.5%1260
49.8%
 GNU Chess 5.07 64-bit2238+20−2049.9%−0.416.3%1024
52.4%
113GopherCheck 0.2.3 64-bit2237+14−1449.5%+3.625.4%1785
49.2%
 Monolith 0.2 64-bit2237+30−3056.4%−47.619.8%415
50.3%
 Robocide 20170718 64-bit2237+14−1450.2%−6.021.3%1913
54.4%
 Leela Chess 0.7 w187 64-bit2236+22−2263.3%−104.918.9%814
48.6%
 Zurichess Bern 64-bit2236+21−2064.8%−117.621.9%955
67.9%
 CT800 1.30 64-bit2230+18−1848.1%+12.821.0%1111
53.1%
114Joker2 0.7.7 64-bit2229+17−1747.2%+17.832.6%1208
53.5%
 CT800 1.32 64-bit2228+20−2051.1%−9.718.7%952
58.7%
 Jazz 501 64-bit2225+16−1750.1%−0.221.3%1379
61.8%
 Zevra 1.8.4 r650 64-bit2221+20−2045.5%+36.422.4%897
56.1%
 CT800 1.20 64-bit2219+16−1743.6%+48.220.5%1353
48.6%
 Lozza 1.13 64-bit2219+18−1953.5%−25.925.0%1053
54.9%
115Exacto 0.e 64-bit2218+14−1551.6%−19.523.9%1796
58.9%
 Zevra 1.8.3 r636 64-bit2215+20−2052.0%−14.620.4%894
51.5%
 EXchess 4.032214+16−1651.8%−21.025.5%1564
56.1%
 GreKo 5.12211+35−3458.1%−67.622.5%316
50.6%
 Jazz 444 64-bit2211+17−1745.1%+39.024.7%1358
54.2%
 EXchess 5.01b 64-bit Nobook2210+20−2039.2%+79.923.5%927
53.3%
 CT800 1.31 64-bit2208+27−2843.4%+48.321.9%480
54.5%
 CT800 1.12 64-bit2206+18−1844.3%+45.418.7%1189
53.9%
 Dorpsgek Dillinger 64-bit2205+21−2153.6%−27.219.5%871
56.8%
116Beowulf 2.4a 32-bit2203+11−1148.8%+8.121.2%3569
52.8%
117Weini 0.0.24 64-bit2202+29−2950.9%−5.920.9%435
56.8%
 Barbarossa 0.3.0 64-bit2199+18−1854.3%−43.715.7%1278
48.4%
118RattateChess 1.0 Nosferatu2199+13−1347.4%+20.919.9%2520
66.0%
119NG-Play 9.86 64-bit2195+17−1749.6%+3.521.8%1245
51.8%
 NG-Play 9.87 64-bit2194+17−1752.6%−19.122.9%1270
56.7%
120Feuerstein 0.4.6.12192+14−1457.6%−65.720.0%2057
61.3%
 Weini 0.0.23 64-bit2187+33−3360.8%−82.918.5%351
63.4%
 K2 0.572181+18−1852.8%−25.420.7%1159
60.1%
121SjaakII 1.3.0 64-bit2177+18−1849.3%+5.523.1%1214
57.8%
 Asymptote 0.1.8 64-bit2175+20−2059.3%−73.718.7%1044
51.9%
 Dorpsgek Cosmopolitan 1 64-bit2173+47−4570.1%−160.911.8%204
52.3%
122Baislicka 1.0 64-bit2172+15−1552.4%−19.019.0%1673
56.7%
 Jazz 821 64-bit2169+34−3519.6%+233.020.7%387
51.5%
 Ethereal 7.33 64-bit2168+40−3875.9%−209.513.6%301
62.7%
 Dorpsgek Cosmopolitan 2 64-bit2161+18−1849.9%−0.619.5%1150
53.6%
 Galjoen 0.37.2 64-bit2159+16−1648.7%+12.521.5%1375
51.8%
 RubiChess 0.6 64-bit2159+19−1962.1%−95.919.9%1113
54.0%
123Blitzkrieg rev337 64-bit2158+14−1453.0%−23.318.0%2117
57.0%
 DiscoCheck 1.4 64-bit2155+25−2544.0%+45.721.9%606
55.6%
 Zevra 1.8.1 r594 64-bit2152+32−3167.9%−132.817.8%410
60.7%
124Chesley r323 64-bit2147+17−1756.2%−61.017.4%1433
52.4%
 Carballo 0.82146+25−2553.8%−46.420.0%626
53.8%
125Tunguska 1.0 64-bit2145+18−1848.7%+9.022.9%1116
67.1%
126Sunsetter 10.3 64-bit2140+11−1149.7%+2.118.9%3321
54.1%
 WyldChess 20161017 64-bit2139+29−2950.8%−5.818.5%448
53.3%
127Axolotl 1.5 64-bit2137+23−2266.6%−158.819.0%911
54.1%
128ChessKISS 1.7c 64-bit2136+13−1350.5%−2.722.4%2313
52.5%
 GopherCheck 0.2.2 64-bit2135+16−1651.5%−9.526.1%1452
66.5%
 K2 0.43f2130+18−1850.0%+0.919.3%1122
52.0%
 Invictus 0.001 64-bit2129+19−1945.6%+33.118.8%1086
55.4%
129Hedgehog 1.9 64-bit2127+21−2151.8%−12.717.9%964
57.2%
130Prophet3 20170909 64-bit2125+17−1750.6%−3.822.8%1227
62.5%
 Prophet3 20180811 64-bit2121+15−1548.3%+13.824.9%1685
57.9%
 NG-Play 9.84 64-bit2119+16−1649.2%+6.823.2%1425
54.0%
 Galjoen 0.36 64-bit2118+15−1547.7%+27.720.7%1612
52.2%
131Clever Girl r160 64-bit2117+18−1847.7%+18.221.4%1117
59.5%
132SpaceDog 0.97.5.1 64-bit2114+21−2146.3%+25.420.5%808
51.4%
 Jabba 1.0 32-bit2112+83−8543.0%+47.022.0%50
51.3%
133GK 0.90 64-bit2111+11−1149.5%+2.920.8%3387
78.1%
 Napoleon 1.7 64-bit2102+19−2042.8%+53.521.0%978
67.1%
 Pirarucu 1.72 64-bit2094+30−2965.6%−122.814.0%464
61.5%
 SpaceDog 0.97.4 64-bit2089+16−1654.1%−34.019.2%1487
51.7%
 NG-Play 9.83 64-bit2088+19−1955.8%−44.922.8%1047
52.3%
 Floyd 0.6 64-bit2087+19−1947.6%+18.313.9%1103
50.7%
 Cinnamon 2.2 64-bit2086+214−21050.0%+16.311.1%9
50.4%
134Squared-chess 1.3.0 64-bit2085+19−1949.1%+7.619.1%1058
56.7%
135AdroitChess 0.42082+21−2149.8%+4.618.1%921
54.7%
 Napoleon 1.5.0 64-bit2081+15−1553.8%−30.320.9%1721
51.0%
 King's Out 0.2.42 64-bit2079+100−9658.8%−65.012.5%40
50.1%
136Parrot 07.07.222079+15−1550.0%+0.520.7%1788
64.0%
 Weini 0.0.20 64-bit2075+19−1941.4%+68.414.6%1131
65.5%
137Gunborg 1.35 64-bit2070+18−1852.7%−20.120.5%1146
59.4%
138Alcibiades 0.2.7 64-bit2066+24−2442.4%+68.218.6%662
61.1%
139‑140Little Wing 0.5.0 64-bit2062+18−1852.1%−17.221.2%1200
48.3%
139‑140Small Potato 0.7.0 64-bit2062+18−1851.6%−12.120.0%1122
64.7%
 Alcibiades 0.3.0 64-bit2057+21−2144.8%+39.218.8%905
50.8%
 Galjoen 0.35.2 64-bit2057+19−1947.6%+17.023.8%960
55.1%
141‑142Dolphin 1.0 64-bit2055+16−1647.6%+18.615.3%1591
49.1%
141‑142King's Out 0.2.422055+18−1852.1%−23.116.5%1282
55.8%
143Smash 1.0.3a 64-bit2053+27−2662.3%−96.617.7%555
56.7%
 MadChess 1.2 64-bit2050+17−1750.0%+3.819.9%1378
68.9%
 Topple 0.0.3 64-bit2044+18−1947.0%+20.819.3%1101
52.6%
144Gerbil 0.2 64-bit2043+10−1052.0%−15.719.0%4530
54.2%
145Vice 1.0 64-bit2042+12−1249.7%+2.918.8%2791
74.7%
146‑147Detroid 0.9.0 64-bit2035+19−1949.1%+5.110.3%1153
49.1%
146‑147Jabba 1.0 64-bit2035+12−1249.2%+7.018.7%2925
62.2%
148PLP 16615712032+17−1753.9%−34.912.8%1523
75.5%
149‑150ZCT 0.3.2500 64-bit2023+18−1849.6%+6.815.6%1218
50.7%
149‑150Zeta Dva 0210 64-bit2023+19−1951.0%−5.014.3%1132
53.8%
151Cinnamon 2.0 64-bit2022+12−1249.9%−0.322.0%2537
69.0%
 Little Wing 0.4.0 64-bit2017+18−1750.2%−1.319.5%1207
51.1%
152Ecce 1.0 (rev. 508) 64-bit2016+13−1449.9%+0.516.2%2196
58.4%
153Schola 1.1.0 64-bit2014+21−2150.1%−1.219.2%864
55.3%
154Cupcake 1.1a 64-bit2011+26−2648.8%+13.218.6%554
54.9%
155Freyr 1.068 64-bit2009+20−2051.8%−8.116.6%1062
54.1%
 Zeta Dva 0303 64-bit2008+30−3044.4%+43.917.3%428
57.1%
156Leonidas 83 64-bit2004+17−1654.8%−29.816.2%1483
57.6%
 Cinnamon 2.1 64-bit2001+33−3342.7%+51.621.2%330
53.7%
 AdroitChess 0.31999+20−2056.1%−52.016.5%1049
50.8%
 Sjaak 3991999+19−1948.3%+12.719.0%1038
55.8%
 Squared-chess 1.2.0 64-bit1997+21−2149.3%+3.516.1%893
52.7%
 Cinnamon 1.2b 64-bit1996+19−1852.9%−30.220.2%1188
48.9%
157Wowl 1.31996+29−2946.5%+27.219.0%443
51.9%
 Zeta Dva 0301 64-bit1995+19−1945.8%+32.021.1%1077
53.5%
 Galjoen 0.34 64-bit1994+20−2049.9%+1.620.4%962
55.9%
 Small Potato 0.6.11993+10−1048.8%+5.820.8%4324
53.2%
158Gullydeckel 2.16pl11992+11−1151.1%−8.318.5%3392
57.6%
159Snowy 0.2 64-bit1990+16−1647.9%+12.217.1%1588
52.8%
160Chess4j 3.5 64-bit1989+22−2249.5%+4.120.7%779
50.8%
 Cupcake 1.01989+18−1944.2%+42.716.6%1172
54.1%
161Arabian Knight 1.551987+23−2353.1%−9.519.7%701
50.2%
 Squared-chess 1.1.0 64-bit1987+33−3353.8%−30.314.4%354
53.4%
 Galjoen 0.32 64-bit1986+19−1948.3%+11.318.8%1077
57.9%
 Cinnamon 1.2a 64-bit1983+17−1750.0%−0.425.3%1260
67.9%
162Faile 1.4.41979+9−944.5%+47.423.0%5701
49.9%
 Galjoen 0.32.2 64-bit1979+47−4841.1%+67.214.4%174
48.6%
 Zeta Dva 0305 64-bit1979+17−1746.0%+31.218.6%1363
61.2%
163Slibo 0.5.11975+25−2550.0%−12.719.9%592
54.2%
 K2 0.351973+34−3445.0%+43.820.5%317
60.9%
164Monik 2.2.3 64-bit1967+16−1650.2%−0.616.6%1714
50.4%
 Vice 1.11967+138−11680.4%−225.017.9%28
51.5%
 Chess4j 3.4.1 64-bit1964+18−1848.2%+12.622.5%1131
56.1%
 Leela Chess 0.5 w123 64-bit1961+32−3246.9%+25.417.7%373
52.0%
165‑166Eia 0.31960+19−1950.5%+0.421.4%1103
51.6%
165‑166Sissa 2.01960+24−2446.0%+31.631.9%570
49.5%
 Zeta Dva 0204 64-bit1960+32−3166.6%−132.323.3%395
53.7%
167Franky 1.0 64-bit1958+19−1946.3%+30.111.4%1092
50.8%
 Monik 2.2.2 32-bit1958+57−6022.8%+288.912.7%189
51.0%
 Chess4j 3.2 64-bit1957+15−1549.0%+8.021.6%1765
50.1%
 Micro-Max 4.8 (DM-PII)1957+70−7047.9%+20.620.8%72
53.3%
 Zevra 1.6.1 r512 64-bit1954+20−2048.9%+7.423.9%884
54.8%
168Micro-Max 4.81953+9−947.8%+18.822.2%5546
60.0%
 Galjoen 0.33 64-bit1950+19−1946.4%+27.616.5%1037
54.8%
 Cinnamon 1.1c 64-bit1948+19−1958.3%−59.721.5%1146
50.3%
169Pleco 0.1.3 64-bit1948+29−2957.6%−62.030.3%452
65.8%
 ChessKISS 1.31941+15−1552.6%−17.319.2%1816
59.7%
 Zeta Dva 0306 64-bit1938+25−2542.0%+60.418.8%622
60.5%
 Monik 2.2.6 64-bit1933+18−1847.5%+18.819.3%1134
55.2%
170BeLL 0.0.41 64-bit1932+20−2049.5%+3.722.8%928
48.3%
 Zevra 1.6.1 r5136 64-bit1932+30−3046.9%+23.526.6%384
57.8%
 RubiChess 0.5 64-bit1929+25−2551.5%−10.820.5%586
54.2%
171BibiChess 0.51927+11−1149.8%−1.121.2%3261
63.9%
 Smash 1.0.31924+10−1048.3%+12.517.8%4501
76.0%
172SamChess1919+13−1354.8%−56.617.7%2377
60.6%
 Jabba 130320121915+27−2735.7%+111.816.7%552
64.3%
173Dabbaba 7.491909+14−1453.6%−45.817.2%2237
60.8%
 Robocide1905+24−2447.5%+14.714.2%777
52.3%
174Goldfish 1.11.2 64-bit1904+20−2049.8%−0.524.7%880
60.1%
 Wuttang r2 64-bit1898+42−4248.7%+13.816.1%224
51.6%
175Claudia 0.51897+28−2844.0%+47.116.5%492
62.5%
 Zevra 1.5 r446 64-bit1891+28−2854.0%−31.117.5%475
56.5%
 Robocide 20160510 64-bit1888+18−1852.7%−23.619.3%1174
64.7%
176Purple Haze 2.1.01884+13−1351.9%−13.814.2%2468
78.5%
 Zevra 1.6 r4971870+31−3145.5%+32.819.8%379
58.7%
 Arabian Knight 1.511866+26−2663.3%−154.314.2%719
50.5%
 NG-Play 8.41866+19−1951.8%−17.618.1%1106
48.7%
177Presbyter 1.3.0 64-bit1866+27−2752.4%−16.816.3%552
53.1%
 ChessKISS 1.3a 64-bit1864+38−3934.2%+134.013.3%316
52.7%
 MadChess 1.0 64-bit1863+20−2044.6%+38.921.7%948
51.8%
178Simontacchi 1.811862+14−1457.2%−58.612.2%2054
52.3%
179Butter 1.0 64-bit1861+21−2155.7%−44.214.8%901
66.8%
 Pirarucu 1.4 64-bit1853+31−3142.6%+60.016.7%408
61.1%
 Wowl 1.3.81848+22−2328.5%+177.79.6%907
51.6%
 Chess4j 3.1 64-bit1847+37−3750.0%−1.822.0%254
50.9%
180Deepov 0.4.1 64-bit1846+17−1748.5%+12.520.9%1281
61.7%
 Barbarossa 0.1.01840+37−3662.1%−93.016.7%318
58.9%
181Sayuri 2017.03.05 64-bit1834+26−2648.6%+10.618.3%542
55.7%
 Sayuri 2018.03.06 64-bit1832+22−2250.0%+0.813.6%859
53.0%
 Zurichess Appenzeller 64-bit1831+21−2148.1%+12.332.0%810
78.5%
182RataAeroespacial 0.2.11820+14−1453.7%−29.212.1%2039
54.6%
 Dabbaba 2.621819+16−1644.6%+41.813.8%1946
69.1%
 Sayuri 2017.08.19 64-bit1813+18−1846.1%+32.519.0%1232
54.8%
183Chenard 2013.02.27 64-bit1811+35−3556.2%−53.513.5%364
48.8%
 HoiChess 0.18 64-bit1811+40−4048.1%+16.016.4%238
50.6%
 Sayuri 2016.09.12 64-bit1811+19−1949.9%+1.316.2%1041
55.3%
 Sayuri 2018.05.23 64-bit1809+22−2244.4%+38.015.8%846
55.9%
184MorphyChess 1.0.51807+14−1451.3%−6.019.6%2023
55.6%
 Chess4j 3.0 64-bit1805+20−2048.6%+9.822.1%895
54.6%
185HoiChess 0.103 64-bit1804+20−2066.5%−147.717.3%1015
55.2%
 Chenard 2015.08.14 64-bit1801+41−4053.6%−27.117.3%249
52.3%
186Pigeon 1.5.1 64-bit1799+15−1548.2%+14.125.7%1625
57.4%
187ChessterfieldCL i5a1797+15−1446.8%+27.119.1%2134
59.8%
 Chenard 2018.03.06 64-bit1794+21−2147.7%+20.414.7%916
56.2%
188Bremboce 0.6.21792+18−1856.2%−70.014.5%1290
53.4%
189AdaChess 3.1 64-bit1791+22−2242.0%+63.713.0%843
54.9%
 Eia 0.21789+19−1945.5%+37.318.7%1028
59.0%
 Javalin 1.3.1 64-bit1784+34−3447.5%+29.931.9%298
54.2%
190CDrill 1800 build 41782+20−2044.8%+47.315.4%1039
56.6%
 HoiChess 0.21.0 64-bit1779+27−2742.2%+53.535.3%456
53.8%
 Chenard 2015.04.08 64-bit1778+19−1951.5%−11.214.6%1039
51.3%
 Chenard 2010.08.23 64-bit1777+15−1548.5%+5.613.5%1880
64.9%
 Topple 9e741b2 64-bit1769+37−3652.0%−5.58.6%325
53.5%
 Zevra 1.31 r3401767+26−2649.3%+5.521.5%543
52.4%
191Apollo 1.2.1 64-bit1766+36−3651.7%−21.813.0%345
50.0%
 Pigeon 1.5.0 64-bit1766+20−2057.2%−57.527.0%986
76.9%
 Chenard 2009.09.191756+18−1928.0%+216.211.1%1614
51.0%
 NG-Play 8.31756+41−4167.9%−205.715.8%310
50.3%
 Zevra 1.21 r2901755+28−2837.6%+91.427.1%458
57.8%
 Sayuri 2017.16.12 64-bit1751+30−3041.1%+68.316.5%423
62.1%
192Ziggy 0.71746+20−2060.8%−114.914.5%1154
52.5%
193Rocinante 2.0 64-bit (mcts)1745+18−1851.2%−3.917.5%1210
56.7%
 Zurichess 1501161742+31−3142.7%+68.428.8%410
61.9%
 Sayuri 2017.12.07 64-bit1734+33−3334.9%+112.818.0%355
50.4%
194Shallow Blue 2.0.0 64-bit1734+31−3162.2%−88.818.6%403
58.7%
195Zzzzzz 3.511730+17−1748.9%+11.022.7%1245
55.8%
 AdaChess 3.4 64-bit1727+30−3036.7%+98.122.4%407
52.0%
 Sayuri 2016.12.30 64-bit1726+28−2836.5%+102.516.5%503
53.0%
196Kitteneitor 0.22.11725+19−1950.9%−7.834.2%991
61.5%
197TSCP 1.811722+11−1048.3%+14.615.1%4214
62.4%
 Sayuri 2015.09.15 64-bit1715+39−3941.8%+66.317.7%249
51.6%
 Pulse 1.4.01714+42−4253.0%−25.620.6%218
61.1%
 RumbleMinze 1.0.331706+28−2840.8%+84.814.0%556
62.4%
198Testina 3c1699+33−3264.4%−140.224.6%403
58.2%
199Jester 0.841696+16−1650.4%−3.913.4%1554
51.8%
 HoiChess 0.22.0 64-bit1695+31−3139.5%+72.725.3%387
69.1%
200‑201Chengine r38 64-bit1683+33−3349.9%+0.911.1%352
50.4%
200‑201Mizar 3.01683+10−1047.6%+22.115.8%4260
57.4%
 RumbleMinze 1.0.301681+22−2246.3%+28.318.9%774
58.2%
202BACE 0.451678+11−1149.4%+1.917.4%3350
52.9%
203PolarChess 1.31677+13−1352.6%−21.116.4%2590
63.9%
 Pleco 0.1.1 64-bit1671+32−3337.9%+88.423.0%348
63.1%
 AdaChess 20161108 64-bit1664+26−2656.5%−47.726.3%517
49.0%
 Little Wing 0.3.0 64-bit1664+19−1940.9%+70.320.5%1054
70.5%
 AdaChess 20170209 64-bit1657+21−2147.7%+16.413.2%944
63.5%
 Dorpsgek Ambrosia 3 64-bit1649+36−3642.1%+60.717.2%290
53.8%
204Simon 1.2 64-bit1647+16−1650.3%−2.318.0%1481
57.5%
205Spartan 1.01645+24−2449.2%+9.319.1%660
75.3%
206ChessRikus 1.4661635+14−1451.7%−11.217.1%2146
58.5%
207MSCP 1.441633+12−1246.8%+24.218.6%3058
59.8%
 Kitteneitor 0.18.1 64-bit1629+28−2846.5%+27.638.0%437
51.5%
 Sayuri 2014.06.16 64-bit1628+52−5154.9%−31.213.6%154
55.3%
 BACE 0.461624+20−2047.3%+22.522.8%974
52.9%
 Chess4j 2.01623+36−3729.2%+171.421.7%327
50.4%
208Saruman 2017.08.10 64-bit1623+21−2149.2%+15.936.7%731
59.8%
209KasparovChess 1.0.0 64-bit1618+26−2653.0%−24.76.1%639
54.8%
210Philemon C1616+17−1754.9%−32.524.9%1284
53.7%
 AdaChess 2.01615+19−1947.0%+21.616.9%1119
54.2%
 Butterfly 0.5 64-bit1613+26−2653.6%−8.139.6%533
50.2%
 NapoleonPP 08092013 64-bit1613+38−3837.9%+99.125.8%260
49.9%
 Rocinante 2.0 64-bit (PB*)1613+31−3130.8%+155.417.2%437
56.2%
211Bullitchess 1.0 64-bit1610+22−2155.7%−43.617.1%871
61.6%
212Pulse 1.6.1 64-bit1606+19−1953.4%−20.127.4%1121
52.4%
 Kitteneitor 0.12.11605+31−3150.6%−5.838.9%324
74.4%
213Darky 0.5d1592+23−2345.8%+25.918.0%801
49.4%
 Kitteneitor 0.18.1 32-bit1592+38−3853.5%−45.232.7%318
56.0%
214Casper rev4 64-bit1589+23−2347.5%+19.820.5%762
67.6%
215Dreamer 0.3.0 64-bit1581+26−2650.8%−6.415.9%572
52.9%
216VanillaChess 2.6g1580+19−1956.4%−48.717.5%1091
60.8%
217Cicada 0.1 64-bit1576+18−1850.8%−4.923.2%1120
63.6%
 Rocinante 1.01 64-bit1572+14−1445.8%+34.417.8%2268
64.4%
 Shallow Blue 1.1.0 64-bit1568+18−1845.7%+19.815.2%1322
67.4%
 MSCP 1.6h1559+30−3046.2%+22.610.9%532
82.9%
218Larsen VB 0.05.00011543+14−1443.1%+57.018.4%2239
52.4%
 Pigeon 1.37 64-bit1543+21−2247.6%+21.528.1%823
64.2%
219Trappist r36 64-bit1535+31−3227.9%+198.614.0%501
61.7%
 Simon 1.3 64-bit1520+93−9447.8%+14.321.7%46
51.8%
220Yawce 0.161518+25−2551.4%−16.614.1%658
50.8%
 ACE21517+105−10554.3%−48.214.9%47
53.2%
 Vajolet 0.4.11513+16−1644.4%+45.215.6%1629
71.0%
 Exacto 0.d1507+13−1341.5%+65.225.5%2275
52.6%
 Purple Haze 2.01507+14−1433.1%+153.520.8%2534
67.3%
221Alibaba 1.381500+23−2344.3%+45.616.9%804
66.0%
222Apep 1.011493+27−2746.9%+24.99.3%621
55.0%
223St Andersen 1.31 64-bit1491+15−1541.7%+62.318.5%1694
65.0%
 Butterfly 0.41487+15−1540.1%+72.039.7%1492
64.4%
224APILChess 1.05r1b1483+16−1642.6%+58.522.4%1561
91.3%
225Numpty Recharged 64-bit1467+16−1646.3%+25.421.0%1594
86.2%
 Axolotl 1.1 Nov 2018 64-bit1452+23−2342.5%+62.616.9%782
58.3%
226Hactar 0.9.0 64-bit1449+15−1544.4%+40.931.9%1666
70.2%
 Braincrack alpha1430+67−7419.7%+257.111.9%109
51.5%
 Alibaba 1.401429+21−2140.5%+74.020.5%901
53.2%
 Joanna 2002 1.061426+67−6845.9%+42.242.5%73
53.0%
227Suff 0.3.a1423+23−2340.4%+76.622.4%763
58.2%
 Abulafia 0.611418+38−3933.0%+162.014.9%356
58.7%
 Numpty DD1413+24−2429.9%+166.418.2%802
65.0%
228‑229MiniMardi 1.31408+11−1236.2%+117.917.8%3572
49.5%
228‑229Quokka 2.0 64-bit1408+28−2846.3%+28.531.8%431
95.1%
 Numpty Omega1380+16−1632.6%+140.719.9%1742
68.9%
230Skaki 1.231373+23−2351.7%+2.717.2%901
96.4%
231Joanna 2002 1.031345+21−2138.1%+108.226.3%1017
51.2%
 Apollo 1.1 64-bit1344+37−3826.8%+240.37.0%386
53.3%
 Numpty 0.7pr1343+25−2619.5%+259.215.4%781
63.7%
232Gladiator 0.0.7 64-bit1336+24−2449.6%+5.918.1%696
49.7%
 uMax 1.6w1336+32−3260.7%−81.749.2%313
79.0%
233Fimbulwinter 5.001319+25−2637.6%+99.512.2%748
63.1%
 Project Invincible 2.101308+61−6429.7%+161.814.7%116
65.7%
234CeruleanJS 0.1.1 Blizzard 64-bit1294+17−1834.5%+125.827.6%1398
82.2%
235Chess 1.3.1 by David Cimbalista1280+25−2553.6%−21.024.1%623
56.4%
236QuTeChess 1.0.1t r31277+22−2248.7%+38.436.3%819
56.3%
237Ronja 0.8.1 64-bit1274+26−2636.0%+115.622.7%596
79.8%
 Overhead 64-bit1247+60−5687.9%−410.320.9%182
51.2%
238Tikov 0.6.31246+17−1745.1%+62.117.3%1647
63.1%
 Ronja 0.8.0 64-bit1240+29−3038.1%+82.738.0%387
67.5%
239Pierre 1.71232+19−1953.2%−28.612.0%1262
54.7%
240Toledo Nanochess Jan/11/20101230+15−1539.7%+101.931.6%1950
53.5%
241Dragontooth 0.2 Bahamut 64-bit1229+23−2353.1%−25.413.4%752
72.7%
242GrayMatter SVN16041215+37−3841.5%+106.218.6%376
67.7%
 Pulse 1.2.01205+29−2945.8%+33.627.9%445
80.2%
 BlitzKibitz 51185+35−3537.2%+72.141.4%273
54.4%
243Project Invincible 2.041182+26−2638.6%+157.927.3%674
92.8%
244Cassandre 0.241158+20−2057.5%−46.350.3%805
100.0%
 Ronja 0.6.01091+27−246.6%+26.832.6%644
77.2%
 AdaChess 1.01069+69−2511.3%+491.213.8%320
56.6%
245Talvmenni 0.11064+40−2957.7%−65.035.0%978
87.0%
246Minnow1045+61−4852.0%−11.635.2%474
74.3%
 DarkTemplar 0.11027+91−6618.8%+409.923.8%290
52.4%
247Xadreco 5.71025+77−6745.3%+23.823.0%683
64.0%
248Iota 1.0 32-bit1020+80−7359.1%−89.127.5%1154
77.3%
 Testina 2.21006+97−8658.0%−82.136.2%414
53.2%
249GIUChess 1.0 beta21005+95−8854.6%−29.335.1%772
65.0%
 Shallow Blue 1.0.2 64-bit998+103−9449.5%−1.843.5%487
80.3%
250Kace 0.82980+123−11349.9%+11.725.7%354
65.4%
251feeks 2018-01-31 LM972+126−12042.2%+68.926.9%1032
58.1%
 Hippocampe 0.4.2967+139−12569.9%−160.136.1%241
81.3%
252Zoe 0.1948+150−14540.4%+126.527.9%1305
99.0%
253Luzhin 0.1920+178−17340.8%+72.342.7%1624
64.2%
 Dreamer914+187−17964.8%−137.019.7%461
96.7%
254Hippocampe 0.4.1876+223−21762.2%−98.831.1%534
88.6%
 Chess4j 1.2844+256−24813.6%+525.515.3%472
94.9%
255Chessputer revision 7 64-bit799+299−29342.8%+25.543.5%347
95.5%
 Chess4j 0.1760+338−33229.7%+255.623.7%713
96.8%
256Belofte 0.9.0726+372−36732.4%+127.426.5%971
100.0%
 MicroChess 1976614+486−47850.0%−2.029.6%230
100.0%
257Alouette 0.3 64-bit430+668−6632.0%+622.63.5%343
 

Results matrix

Open source single-CPU engines (best versions only), top 12
#NameElo123456789101112
1Stockfish 10 64-bit3496 53 − 47
+24−18=58
−4
78 − 22
+56−0=44
−6
72 − 18
+54−0=36
+5
 86.5 − 13.5
+73−0=27
+31
56 − 8
+48−0=16
+21
   1 − 0
+1−0=0
+INF
 
2Lc0 0.21.1 w41800 GPU347447 − 53
+18−24=58
+4
  73.5 − 26.5
+53−6=41
−20
        
3Ethereal 11.25 64-bit331022 − 78
+0−56=44
+6
  27 − 23
+15−11=24
+17
69.5 − 64.5
+30−25=79
−28
       
4Xiphos 0.5 64-bit330318 − 72
+0−54=36
−5
26.5 − 73.5
+6−53=41
+20
23 − 27
+11−15=24
−17
 48 − 42
+21−15=54
−13
31.5 − 18.5
+20−7=23
+31
      
5Laser 1.7 64-bit3271  64.5 − 69.5
+25−30=79
+28
42 − 48
+15−21=54
+13
 33.5 − 29.5
+16−12=35
+1
  38 − 12
+28−2=20
+27
   
6Booot 6.3.1 64-bit325413.5 − 86.5
+0−73=27
−31
  18.5 − 31.5
+7−20=23
−31
29.5 − 33.5
+12−16=35
−1
 33.5 − 31.5
+18−16=31
−16
 35.5 − 14.5
+28−7=15
+21
0.5 − 0.5
+0−0=1
−105
  
7Andscacs 0.94 64-bit32298 − 56
+0−48=16
−21
    31.5 − 33.5
+16−18=31
+16
      
8Roc 0.3 64-bit3217            
9Arasan 21.3 64-bit3130    12 − 38
+2−28=20
−27
14.5 − 35.5
+7−28=15
−21
   23 − 26
+14−17=18
−33
28 − 22
+17−11=22
+19
18.5 − 13.5
+9−4=19
+23
10Nemorino 5.00 64-bit3118     0.5 − 0.5
+0−0=1
+105
  26 − 23
+17−14=18
+33
 65.5 − 52.5
+43−30=45
+30
15.5 − 16.5
+8−9=15
−16
11Texel 1.07 64-bit31130 − 1
+0−1=0
−INF
       22 − 28
+11−17=22
−19
52.5 − 65.5
+30−43=45
−30
 16.5 − 15.5
+11−10=11
+3
12Vajolet2 2.7 64-bit3110        13.5 − 18.5
+4−9=19
−23
16.5 − 15.5
+9−8=15
+16
15.5 − 16.5
+10−11=11
−3
 
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
1Stockfish 10 64-bit3496 97.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Lc0 0.21.1 w41800 GPU34742.5 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Ethereal 11.25 64-bit33100.00.0 70.499.9100.0100.0100.0100.0100.0100.0100.0
4Xiphos 0.5 64-bit33030.00.029.6 99.8100.0100.0100.0100.0100.0100.0100.0
5Laser 1.7 64-bit32710.00.00.10.2 94.8100.0100.0100.0100.0100.0100.0
6Booot 6.3.1 64-bit32540.00.00.00.05.2 99.499.7100.0100.0100.0100.0
7Andscacs 0.94 64-bit32290.00.00.00.00.00.6 80.8100.0100.0100.0100.0
8Roc 0.3 64-bit32170.00.00.00.00.00.319.2 100.0100.0100.0100.0
9Arasan 21.3 64-bit31300.00.00.00.00.00.00.00.0 84.793.688.8
10Nemorino 5.00 64-bit31180.00.00.00.00.00.00.00.015.3 74.370.0
11Texel 1.07 64-bit31130.00.00.00.00.00.00.00.06.425.7 57.2
12Vajolet2 2.7 64-bit31100.00.00.00.00.00.00.00.011.230.042.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

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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

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Created in 2005-2013 by CCRL team
Last games added on April 13, 2019