CCRL 40/4
Downloads and Statistics
August 20, 2019
Testing summary:
Total: 2'086'404 games
played by 2'425 programs
28073 CPU days (X2 4600+)

White wins: 810'229 (38.8%)
Black wins: 655'304 (31.4%)
Draws: 620'871 (29.8%)
White score: 53.7%

Free 4-CPU engines

Comparing 236 engines!
75 best versions of selected engines played 16550 games with each other

CCRL 40/4 Rating List — Free 4-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 August 20, 2019 with Bayeselo based on 2'086'404 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-bit 4CPU3547+12−1270.5%−131.853.6%2229 
52.9%
 Stockfish 9 64-bit 4CPU3546+12−1274.1%−182.344.7%2605
79.8%
 SugaR XPrO 1.4 64-bit 4CPU3536+24−2373.3%−174.947.8%640
56.8%
 Stockfish 130118 64-bit 4CPU3532+30−2959.5%−63.665.7%315
57.1%
 SugaR XPrO 1.2 64-bit 4CPU3529+16−1567.0%−126.854.9%1306
62.8%
 asmFish 191017 64-bit 4CPU3526+17−1765.6%−113.358.9%1080
90.2%
 ShashChess 6.0 64-bit 4CPU3506+24−2470.4%−136.352.0%550
60.9%
 SugaR XPrO 1.3 64-bit 4CPU3501+24−2450.3%−16.567.4%481
69.9%
 Stockfish 8 64-bit 4CPU3494+11−1169.4%−138.749.0%2734
100.0%
 Stockfish 160716 64-bit 4CPU3455+14−1379.9%−216.935.3%2345
88.1%
 Stockfish 200516 64-bit 4CPU3442+18−1880.7%−221.634.3%1272
85.8%
2Komodo 10 64-bit 4CPU3430+14−1475.8%−185.136.9%1875
57.9%
 Stockfish 7 64-bit 4CPU3427+20−1978.1%−200.338.0%1008
56.3%
3Fire 7.1 64-bit 4CPU3425+13−1352.4%−17.855.0%1946
65.7%
 Stockfish 251115 64-bit 4CPU3421+17−1770.9%−144.943.4%1208
59.0%
4Ethereal 11.50 64-bit 4CPU3418+17−1753.7%−22.358.6%977
90.0%
5Xiphos 0.5 64-bit 4CPU3403+16−1652.2%−15.952.5%1145
79.9%
 Stockfish 6 64-bit 4CPU3393+15−1567.7%−118.449.8%1485
54.3%
 Ethereal 11.25 64-bit 4CPU3392+14−1447.0%+18.259.4%1545
77.8%
 Ethereal 11.00 64-bit 4CPU3383+17−1752.2%−14.655.7%1012
53.7%
 Komodo 9 64-bit 4CPU3382+16−1672.7%−151.043.9%1400
92.3%
6Laser 1.7 64-bit 4CPU3367+12−1248.4%+9.052.9%2124
54.0%
 Stockfish 5 64-bit 4CPU3366+16−1671.8%−145.843.0%1380
89.3%
 Komodo 8 64-bit 4CPU3353+16−1668.0%−121.044.7%1330
62.2%
 Fire 6.1 64-bit 4CPU3349+14−1544.9%+33.844.1%1568
66.7%
7Fizbo 2 64-bit 4CPU3345+11−1139.8%+63.247.0%2643
84.9%
8Andscacs 0.95 64-bit 4CPU3336+13−1349.7%+2.347.8%1891
53.3%
 Fire 5 64-bit 4CPU3335+15−1553.3%−17.651.4%1390
81.0%
9Booot 6.3.1 64-bit 4CPU3326+15−1539.8%+64.452.5%1456
53.4%
 Andscacs 0.94 64-bit 4CPU3325+19−1944.0%+38.451.0%855
51.8%
 Xiphos 0.4 64-bit 4CPU3324+18−1847.2%+17.346.1%1038
63.5%
 Fizbo 1.9 64-bit 4CPU3320+14−1450.5%−1.842.4%1762
49.2%
 Komodo 7a 64-bit 4CPU3320+16−1661.5%−75.745.6%1334
65.0%
 Andscacs 0.92 64-bit 4CPU3314+27−2757.3%−47.038.9%460
60.0%
 Stockfish DD 64-bit 4CPU3310+15−1566.6%−122.942.3%1559
50.6%
10RofChade 2.1 64-bit 4CPU3309+22−2243.4%+42.950.9%652
67.1%
 Andscacs 0.921 64-bit 4CPU3303+19−1864.7%−103.639.1%1017
56.1%
 Andscacs 0.93 64-bit 4CPU3301+17−1745.6%+35.142.5%1215
74.9%
11Schooner 2.1 64-bit 4CPU3290+26−2650.2%−1.456.4%431
53.3%
12Defenchess 2.1 64-bit 4CPU3289+19−1944.6%+38.044.0%941
57.4%
 Komodo TCEC 64-bit 4CPU3286+16−1664.9%−111.341.2%1429
82.1%
 Andscacs 0.91 64-bit 4CPU3276+16−1644.2%+41.047.2%1254
48.2%
 Laser 1.6 64-bit 4CPU3276+17−1746.6%+26.552.7%1026
50.0%
 Schooner 2.0.34 64-bit 4CPU3276+16−1640.8%+54.245.2%1332
55.9%
 Andscacs 0.90 64-bit 4CPU3274+18−1852.0%−7.449.1%988
66.5%
 Stockfish 4 64-bit 4CPU3269+17−1769.2%−146.037.0%1346
53.7%
 Arasan 21.4 64-bit 4CPU3264+90−9245.6%+26.050.0%34
50.2%
13Houdini 1.5a 64-bit 4CPU3264+16−1674.8%−186.432.0%1649
66.5%
14Gull 3 64-bit 4CPU3260+9−946.3%+23.345.1%4832
55.2%
 Andscacs 0.88 64-bit 4CPU3259+18−1839.5%+71.047.5%1014
58.9%
 Booot 6.2 64-bit 4CPU3257+13−1342.7%+56.248.7%2017
48.5%
 Gull 2.8b 64-bit 4CPU3257+21−2170.1%−147.634.7%849
51.8%
 Fire 4 64-bit 4CPU3256+10−1046.1%+24.749.7%3212
64.1%
15Equinox 3.30 64-bit 4CPU3254+9−940.4%+64.349.6%4714
60.9%
 Komodo 6 64-bit 4CPU3251+19−1966.1%−116.940.7%998
61.5%
 Fizbo 1.8 64-bit 4CPU3248+14−1445.9%+30.342.5%1712
60.5%
16Arasan 21.3 64-bit 4CPU3244+26−2647.1%+18.151.3%437
49.2%
 Gull 2.3 64-bit 4CPU3244+17−1763.8%−101.843.5%1137
65.3%
 Andscacs 0.872 64-bit 4CPU3239+17−1747.3%+21.246.8%1101
52.4%
 Komodo 5.1 64-bit 4CPU3238+16−1566.6%−121.239.7%1503
57.2%
 RofChade 2.0 64-bit 4CPU3236+17−1755.8%−41.249.9%1097
50.0%
 Stockfish 3 64-bit 4CPU3236+19−1968.0%−133.838.5%1022
64.7%
17Critter 1.6a 64-bit 4CPU3232+7−746.4%+23.745.2%7127
64.9%
18Hannibal 1.7 64-bit 4CPU3230+11−1142.6%+49.846.2%2853
71.1%
19NirvanaChess 2.4 64-bit 4CPU3225+13−1347.8%+18.643.4%2021
55.4%
 Gull 2.2 64-bit 4CPU3223+20−2067.9%−131.836.8%945
54.2%
 Andscacs 0.86 64-bit 4CPU3222+17−1744.9%+35.442.7%1128
54.1%
 Stockfish 2.3.1 64-bit 4CPU3221+18−1859.5%−60.446.9%951
65.8%
 Fire 3.0 64-bit 4CPU3215+17−1743.7%+38.947.5%1126
52.8%
 Gull 3.1 64-bit 4CPU3214+18−1840.9%+68.943.6%1090
59.7%
 NirvanaChess 2.3 64-bit 4CPU3212+13−1439.0%+77.745.8%1832
61.8%
 Critter 1.2 64-bit 4CPU3208+16−1668.6%−131.739.9%1331
55.0%
20Texel 1.07 64-bit 4CPU3207+13−1350.7%+0.243.6%2009
52.6%
 Arasan 21.2 64-bit 4CPU3206+17−1752.2%−14.550.7%1031
80.2%
21BlackMamba 2.0 64-bit 4CPU3197+12−1242.3%+56.246.6%2426
62.6%
 Stockfish 2.1.1 64-bit 4CPU3194+15−1566.3%−113.341.2%1489
53.4%
 Arasan 21.1 64-bit 4CPU3193+17−1751.3%−8.452.9%1015
49.0%
22Pedone 1.9 64-bit 4CPU3193+25−2549.6%+2.553.3%471
64.9%
 Booot 6.1 64-bit 4CPU3188+15−1543.7%+44.344.7%1536
62.3%
 Fizbo 1.7 64-bit 4CPU3184+15−1541.9%+59.039.5%1498
58.1%
 NirvanaChess 2.2 64-bit 4CPU3182+16−1640.6%+68.643.4%1284
52.8%
23Vajolet2 2.6.1 64-bit 4CPU3181+16−1651.0%−5.556.7%1195
68.4%
24Senpai 2.0 64-bit 4CPU3177+12−1251.9%−13.044.4%2270
53.8%
25Elektro 1.2 64-bit 4CPU3176+16−1642.5%+53.746.5%1300
57.8%
26Nemorino 5.00 64-bit 4CPU3173+14−1450.9%−5.548.6%1659
57.2%
 Laser 1.5 64-bit 4CPU3171+19−1950.3%+5.137.4%1000
55.6%
 Hannibal 1.5 64-bit 4CPU3170+13−1334.2%+112.239.3%2349
62.3%
 Stockfish 2.0.1 64-bit 4CPU3166+14−1466.8%−113.943.4%1647
72.9%
 Pedone 1.8 64-bit 4CPU3159+18−1849.0%+5.753.9%878
52.7%
 Texel 1.06 64-bit 4CPU3158+14−1542.2%+53.543.8%1558
58.8%
 Sting SF 9 64-bit 4CPU3156+17−1751.7%−12.845.2%1047
48.4%
27Wasp 3.60 64-bit 4CPU3156+18−1843.4%+40.154.4%885
52.9%
 Critter 1.01 64-bit 4CPU3155+17−1766.0%−112.037.7%1248
59.2%
 Stockfish 1.9.1 64-bit 4CPU3153+13−1371.5%−149.838.1%2338
51.7%
28Naum 4.6 64-bit 4CPU3152+11−1138.4%+85.738.5%2930
51.2%
 Wasp 3.50 64-bit 4CPU3152+18−1852.7%−18.646.8%965
71.8%
 Arasan 20.4.1 64-bit 4CPU3144+18−1849.9%+0.340.8%974
55.4%
 Texel 1.05 64-bit 4CPU3143+14−1433.0%+124.935.4%2041
59.7%
 Stockfish 1.7.1 64-bit 4CPU3140+13−1368.1%−125.238.4%2052
62.7%
 Stockfish 1.8 64-bit 4CPU3137+16−1668.0%−124.438.4%1379
52.9%
 Pedone 1.7 64-bit 4CPU3136+18−1847.4%+17.042.7%1006
53.4%
29RubiChess 1.4 64-bit 4CPU3135+28−2847.8%+13.452.5%366
67.1%
30Protector 1.9.0 64-bit 4CPU3128+10−1046.2%+25.541.2%3657
52.9%
31ChessBrainVB 3.70 4CPU3127+23−2356.7%−43.542.1%611
48.7%
 Critter 0.90 64-bit 4CPU3127+15−1564.5%−98.539.8%1619
55.7%
 Vajolet2 2.5 64-bit 4CPU3126+20−2048.3%+10.743.5%809
60.2%
 Arasan 20.1 64-bit 4CPU3121+24−2460.5%−67.542.3%562
50.2%
 Arasan 20.3 64-bit 4CPU3121+18−1843.2%+46.541.6%973
54.1%
 Defenchess 1.1f 64-bit 4CPU3120+14−1447.0%+20.341.6%1701
50.0%
 Ethereal 9.30 64-bit 4CPU3120+29−2954.5%−27.945.9%364
56.1%
 Hannibal 1.4b 64-bit 4CPU3118+14−1438.3%+79.538.0%1935
57.6%
 Pedone 1.6 64-bit 4CPU3115+18−1849.5%+1.549.2%966
50.6%
 Wasp 3.0 64-bit 4CPU3115+29−2949.9%+1.355.6%340
54.0%
 Nemorino 4.00 64-bit 4CPU3113+23−2348.0%+14.042.6%587
71.3%
32Demolito 2018-10-29 64-bit 4CPU3105+18−1851.3%−9.343.3%939
51.3%
 RubiChess 1.3 64-bit 4CPU3104+23−2358.7%−63.540.8%635
69.8%
 Senpai 1.0 64-bit 4CPU3097+16−1636.2%+97.835.7%1355
58.4%
 Pedone 1.5 64-bit 4CPU3094+17−1747.7%+14.545.4%1151
54.2%
 Stockfish 1.6s JA 64-bit 4CPU3093+13−1366.6%−115.738.6%2185
53.5%
 Laser 1.4 64-bit 4CPU3092+19−1948.4%+11.441.1%909
50.1%
33Rodent III 0.273 64-bit 4CPU3092+19−1946.3%+21.547.7%818
57.3%
 Ethereal 9.00 64-bit 4CPU3089+19−1950.5%−5.844.9%909
50.2%
 Stockfish 1.6.3 64-bit 4CPU3089+13−1365.3%−107.738.0%2172
59.5%
 Protector 1.5.0 64-bit 4CPU3087+15−1440.5%+63.837.3%1682
51.6%
34Pirarucu 2.9.5 64-bit 4CPU3086+28−2856.5%−41.443.7%398
57.9%
 Vajolet2 2.4 64-bit 4CPU3083+17−1743.1%+46.539.6%1202
57.2%
35chess22k 1.11 64-bit 4CPU3080+21−2143.7%+38.349.8%687
58.8%
 Xiphos 0.1 64-bit 4CPU3077+20−2043.5%+40.541.4%804
54.9%
 Wasp 2.6 64-bit 4CPU3075+18−1943.8%+42.242.8%944
59.5%
 Bouquet 1.8 64-bit 4CPU3072+17−1732.2%+123.941.2%1256
58.5%
 Critter 0.80 64-bit 4CPU3069+17−1758.6%−57.440.6%1149
58.3%
 Pedone 1.4.1 64-bit 4CPU3067+20−2045.2%+26.849.3%768
47.3%
 Vajolet2 2.2 64-bit 4CPU3067+18−1846.2%+23.142.7%1010
53.2%
 Hannibal 1.3 64-bit 4CPU3066+20−2140.3%+67.936.3%821
54.0%
36Cheng 4.39 64-bit 4CPU3065+15−1543.1%+43.144.8%1364
51.8%
 Nemorino 3.0 64-bit 4CPU3064+33−3343.6%+47.836.6%320
52.6%
 Wasp 2.01 64-bit 4CPU3063+23−2252.2%−14.949.7%593
66.4%
37Crafty 25.2 64-bit 4CPU3057+16−1649.7%+1.939.5%1291
53.8%
38Bobcat 8.0 64-bit 4CPU3056+15−1547.5%+13.944.3%1340
52.1%
 Vajolet2 2.3 64-bit 4CPU3055+23−2350.6%−6.637.9%588
61.4%
39Amoeba 3.0 64-bit 4CPU3050+27−2756.0%−37.841.1%443
50.4%
 Rodent III 0.232 64-bit 4CPU3050+19−1940.1%+67.836.3%945
69.2%
40Rybka 2.3.2a 64-bit 4CPU3044+11−1068.7%−132.337.0%3571
81.9%
41Spike 1.4 Leiden 4CPU3037+10−1039.0%+77.836.5%3976
52.8%
 Critter 0.70 64-bit 4CPU3036+24−2451.1%−6.943.6%567
54.9%
 Bobcat 7.6 64-bit 4CPU3035+19−2043.7%+39.946.5%820
51.0%
42Marvin 3.4.0 64-bit 4CPU3034+26−2560.4%−68.338.5%493
58.1%
 Ethereal 8.81 64-bit 4CPU3031+22−2244.3%+35.940.8%682
55.4%
43Spark 1.0 64-bit 4CPU3029+9−940.2%+70.439.5%4665
54.5%
 Stockfish 1.5.1 64-bit 4CPU3028+14−1458.9%−61.138.6%1649
62.7%
44Alfil 15.8 64-bit 4CPU3024+20−2043.8%+39.639.5%795
66.5%
45Gogobello 2.0 64-bit 4CPU3018+18−1848.6%+8.235.4%1037
63.1%
46EXchess 7.97b 64-bit 4CPU3013+18−1844.0%+41.837.5%1076
49.8%
 Nemorino 2.00 64-bit 4CPU3013+25−2543.2%+44.340.8%500
59.0%
47Topple 0.7.2 64-bit 4CPU3008+34−3464.8%−101.532.9%304
51.2%
 Rodent III 0.210 64-bit 4CPU3007+32−3233.4%+110.137.3%332
57.5%
 Demolito 2017-08-26 64-bit 4CPU3003+23−2436.1%+97.733.7%644
53.9%
 Rybka 2.2 64-bit 4CPU3002+12−1258.3%−63.441.2%2396
51.6%
48Winter 0.6 64-bit 4CPU3001+23−2353.8%−24.139.0%592
65.3%
49Tucano 7.00 64-bit 4CPU2995+20−2040.9%+60.339.9%844
52.7%
50‑51Scorpio 2.8 64-bit 4CPU2994+19−1941.3%+57.136.1%977
50.8%
50‑51The Baron 3.44 64-bit 4CPU2994+27−2742.1%+54.438.1%443
63.8%
 Spark 0.4 64-bit 4CPU2988+14−1446.6%+23.941.5%1614
66.2%
 Scorpio 2.7.9 64-bit 4CPU2982+25−2545.8%+27.036.9%520
66.9%
 Stockfish 1.4 64-bit 4CPU2975+15−1553.9%−29.735.2%1596
53.2%
 Rodent III 0.172 64-bit 4CPU2974+23−2341.8%+54.634.1%639
56.9%
52Gaviota 1.0 64-bit 4CPU2972+15−1546.7%+21.336.2%1482
51.0%
 Protector 1.4.0 64-bit 4CPU2971+13−1332.3%+129.933.6%2343
60.9%
 Spark 0.3 64-bit 4CPU2969+12−1247.4%+16.441.7%2237
68.1%
53Toga II 4.0 64-bit 4CPU2963+20−2136.8%+94.432.8%848
51.7%
 Protector 1.3.5 64-bit 4CPU2962+27−2736.7%+89.139.6%455
51.5%
 Spark 0.3a 64-bit 4CPU2962+17−1844.6%+35.738.2%1093
82.9%
 Protector 1.3.4 64-bit 4CPU2952+13−1340.3%+64.441.0%2122
49.1%
54Thinker 5.4c Inert 64-bit 4CPU2952+9−942.7%+49.434.8%5132
68.4%
 Winter 0.5 64-bit 4CPU2946+23−2256.5%−44.036.2%650
51.9%
 Cheese 2.1 64-bit 4CPU2943+89−9239.5%+65.036.8%38
50.4%
 The Baron 3.43 64-bit 4CPU2943+25−2550.1%+0.737.0%506
56.3%
 Marvin 3.3.2 64-bit 4CPU2940+20−2053.8%−26.141.4%811
60.1%
 Tucano 7.05 64-bit 4CPU2935+30−3032.2%+124.037.7%382
58.0%
55‑56Asymptote 0.6.3 64-bit 4CPU2931+26−2655.1%−32.937.6%460
50.0%
55‑56DisasterArea 1.65 64-bit 4CPU2931+15−1544.0%+39.939.5%1463
53.2%
 Toga II 3.0 4CPU2930+17−1725.3%+196.428.5%1459
58.1%
 Fruit Reloaded 3.2.1 64-bit 4CPU2928+19−2039.3%+71.736.9%875
54.5%
 Thinker 5.4a Inert 64-bit 4CPU2926+13−1350.9%−10.735.3%2096
65.7%
 Thinker 5.3b Inert 64-bit 4CPU2922+15−1545.9%+28.538.1%1468
62.9%
57MinkoChess 1.3 64-bit 4CPU2918+20−2049.5%+1.836.8%819
60.3%
58Glaurung 2.2 64-bit 4CPU2915+12−1149.7%−1.536.5%2648
55.3%
59Monolith 1.0 64-bit 4CPU2913+19−1950.6%−4.141.1%872
54.7%
 Critter 0.60 64-bit 4CPU2911+23−2337.3%+89.734.5%649
54.2%
60Bright 0.4a 4CPU2910+11−1142.4%+50.333.9%3023
67.0%
 Bright 0.5c 4CPU2906+14−1436.5%+92.235.7%1715
54.5%
 Marvin 3.2.0 64-bit 4CPU2904+22−2250.5%−2.641.5%672
51.5%
 Toga II 1.4 beta5c 4CPU2904+9−935.7%+105.033.9%5355
72.5%
 Glaurung 2.1 64-bit 4CPU2900+11−1245.9%+28.535.7%2686
52.9%
 Toga II 1.4.1SE 4CPU2899+11−1144.9%+37.435.8%3128
51.2%
 Thinker 5.4d Inert 64-bit 4CPU2897+98−10045.3%+31.034.4%32
50.3%
 Winter 0.4a 64-bit 4CPU2897+26−2656.1%−40.838.5%488
71.0%
 RofChade 1.0 64-bit 4CPU2888+21−2146.5%+22.432.4%785
55.3%
61Cheese 2.0 64-bit 4CPU2885+25−2545.4%+30.336.8%503
86.6%
62Tornado 8.0 64-bit 4CPU2869+16−1641.6%+56.231.0%1404
56.7%
63Loop 13.6 (Loop 2007) 64-bit 4CPU2867+16−1643.8%+40.339.1%1225
61.1%
64Igel 1.8.2 64-bit 4CPU2862+31−3147.8%+13.430.2%348
51.8%
 Glaurung 2.0.1 64-bit 4CPU2861+13−1341.3%+60.335.0%2227
80.5%
 Bright 0.3a 4CPU2853+14−1443.7%+40.734.6%1756
54.6%
 Minic 0.47 64-bit 4CPU2850+37−3670.3%−136.326.5%291
54.2%
 Gogobello 1.4 64-bit 4CPU2848+24−2449.2%+5.535.6%579
64.2%
65BugChess2 1.9 64-bit 4CPU2843+18−1850.0%−2.632.6%1034
76.4%
 Igel 1.5.1 64-bit 4CPU2830+30−2957.8%−55.626.0%400
70.4%
 Topple 0.5.0 64-bit 4CPU2821+18−1846.3%+25.530.8%1098
51.1%
 Arminius 2018-12-23 64-bit 4CPU2819+97−11023.7%+189.021.1%38
50.6%
 Winter 0.3 64-bit 4CPU2818+24−2446.7%+24.228.3%618
65.7%
 Bright 0.2c 4CPU2812+17−1735.5%+101.830.1%1244
70.2%
66Shield 2.1 64-bit 4CPU2804+21−2245.7%+30.027.4%751
58.8%
 ECE X3 64-bit 4CPU2796+63−6634.5%+103.328.6%84
57.2%
67Fridolin 3.10 64-bit 4CPU2790+24−2447.4%+18.730.8%584
67.6%
 Asymptote 0.5 64-bit 4CPU2782+28−2853.1%−22.132.5%421
77.7%
 Glaurung 1.2.1 32-bit 4CPU2769+15−1543.2%+46.033.8%1495
67.4%
68Minic 0.65 64-bit 4CPU2762+25−2551.7%−11.926.6%557
64.4%
 Fridolin 3.00 64-bit 4CPU2755+33−3267.7%−122.128.7%345
72.5%
 Crafty 23.0 64-bit 4CPU2743+17−1728.1%+158.328.1%1436
84.6%
 Scorpio 2.0 32-bit 4CPU2730+20−2029.1%+154.129.4%1005
73.4%
 Scorpio 2.1 64-bit 4CPU2722+17−1727.5%+173.723.2%1495
92.7%
 Minic 0.40 64-bit 4CPU2694+34−3368.0%−132.023.7%367
82.8%
69Pharaon 3.5.1 4CPU2674+23−2441.7%+58.128.9%634
50.8%
 Topple 0.3.4 64-bit 4CPU2674+31−3167.6%−129.721.3%400
59.8%
 Gaviota 0.83 64-bit 4CPU2669+19−1962.2%−90.724.9%1019
81.5%
70Dorky 4.8 64-bit 4CPU2653+30−2956.1%−39.733.3%375
100.0%
 Arasan 11.3 64-bit 4CPU2573+22−2212.5%+339.913.0%1386
94.6%
71Jumbo 0.6.107 64-bit 4CPU2547+23−2350.0%+0.425.5%650
75.3%
 Topple 0.3.1 64-bit 4CPU2533+32−3243.1%+49.022.9%341
98.0%
72Nemeton 1.81 4CPU2490+24−2451.1%−7.124.5%600
75.0%
 Jumbo 0.6.66 64-bit 4CPU2478+27−2843.5%+46.023.3%477
61.1%
 Nemeton 1.7 4CPU2472+30−3149.1%+6.524.4%377
74.3%
73Myrddin 0.87 64-bit 4CPU2458+29−2851.9%−13.427.1%420
100.0%
74Invictus r228 64-bit 4CPU2376+33−3256.6%−47.824.2%335
100.0%
75Embla 2.0.0 64-bit 4CPU1927+32−3321.5%+220.519.6%419
 

Results matrix

Free 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1Stockfish 10 64-bit 4CPU3547  75 − 33
+43−1=64
−11
65.5 − 23.5
+42−0=47
+11
53 − 19
+34−0=38
−1
83.5 − 24.5
+59−0=49
−6
45.5 − 7.5
+39−1=13
+70
28 − 4
+24−0=8
+75
88.5 − 19.5
+69−0=39
−2
  65 − 10
+55−0=20
+18
2Komodo 10 64-bit 4CPU3430            
3Fire 7.1 64-bit 4CPU342533 − 75
+1−43=64
+11
  44.5 − 47.5
+12−15=65
−14
14.5 − 10.5
+6−2=17
+22
70 − 39
+39−8=62
+24
24 − 17
+11−4=26
−35
22 − 12
+12−2=20
−3
59 − 33
+33−7=52
−18
  56 − 19
+38−1=36
+16
4Ethereal 11.50 64-bit 4CPU341823.5 − 65.5
+0−42=47
−11
 47.5 − 44.5
+15−12=65
+14
 49 − 43
+16−10=66
+3
53 − 39
+21−7=64
−10
56 − 36
+30−10=52
−9
23.5 − 11.5
+13−1=21
+17
20.5 − 13.5
+11−4=19
−28
61 − 30
+33−2=56
−15
22.5 − 10.5
+14−2=17
−22
42.5 − 14.5
+29−1=27
+20
5Xiphos 0.5 64-bit 4CPU340319 − 53
+0−34=38
+1
 10.5 − 14.5
+2−6=17
−22
43 − 49
+10−16=66
−3
 74 − 64
+32−22=84
−15
16 − 9
+10−3=12
+23
13.5 − 11.5
+6−4=15
−47
13.5 − 11.5
+8−6=11
−57
   
6Laser 1.7 64-bit 4CPU336724.5 − 83.5
+0−59=49
+6
 39 − 70
+8−39=62
−24
39 − 53
+7−21=64
+10
64 − 74
+22−32=84
+15
 58.5 − 51.5
+31−24=55
−3
58.5 − 50.5
+25−17=67
−10
38.5 − 27.5
+20−9=37
+5
22 − 7
+17−2=10
+116
19 − 14
+10−5=18
−30
44.5 − 29.5
+23−8=43
−17
7Fizbo 2 64-bit 4CPU33457.5 − 45.5
+1−39=13
−70
 17 − 24
+4−11=26
+35
36 − 56
+10−30=52
+9
9 − 16
+3−10=12
−23
51.5 − 58.5
+24−31=55
+3
 17 − 17
+10−10=14
−7
25.5 − 24.5
+14−13=23
−13
17.5 − 11.5
+10−4=15
+24
20 − 13
+12−5=16
+12
44 − 32
+27−15=34
−6
8Andscacs 0.95 64-bit 4CPU33364 − 28
+0−24=8
−75
 12 − 22
+2−12=20
+3
11.5 − 23.5
+1−13=21
−17
11.5 − 13.5
+4−6=15
+47
50.5 − 58.5
+17−25=67
+10
17 − 17
+10−10=14
+7
 17.5 − 16.5
+7−6=21
−2
16.5 − 12.5
+8−4=17
+12
18.5 − 14.5
+8−4=21
−12
39.5 − 35.5
+21−17=37
−31
9Booot 6.3.1 64-bit 4CPU332619.5 − 88.5
+0−69=39
+2
 33 − 59
+7−33=52
+18
13.5 − 20.5
+4−11=19
+28
11.5 − 13.5
+6−8=11
+57
27.5 − 38.5
+9−20=37
−5
24.5 − 25.5
+13−14=23
+13
16.5 − 17.5
+6−7=21
+2
 12.5 − 16.5
+4−8=17
−53
18.5 − 14.5
+6−2=25
−4
 
10RofChade 2.1 64-bit 4CPU3309   30 − 61
+2−33=56
+15
 7 − 22
+2−17=10
−116
11.5 − 17.5
+4−10=15
−24
12.5 − 16.5
+4−8=17
−12
16.5 − 12.5
+8−4=17
+53
 19 − 14
+8−3=22
+23
 
11Schooner 2.1 64-bit 4CPU3290   10.5 − 22.5
+2−14=17
+22
 14 − 19
+5−10=18
+30
13 − 20
+5−12=16
−12
14.5 − 18.5
+4−8=21
+12
14.5 − 18.5
+2−6=25
+4
14 − 19
+3−8=22
−23
  
12Defenchess 2.1 64-bit 4CPU328910 − 65
+0−55=20
−18
 19 − 56
+1−38=36
−16
14.5 − 42.5
+1−29=27
−20
 29.5 − 44.5
+8−23=43
+17
32 − 44
+15−27=34
+6
35.5 − 39.5
+17−21=37
+31
    
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

Free 4-CPU engines (best versions only), top 12
#NameElo123456789101112
1Stockfish 10 64-bit 4CPU3547 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 10 64-bit 4CPU34300.0 66.583.998.9100.0100.0100.0100.0100.0100.0100.0
3Fire 7.1 64-bit 4CPU34250.033.5 76.498.4100.0100.0100.0100.0100.0100.0100.0
4Ethereal 11.50 64-bit 4CPU34180.016.123.6 90.0100.0100.0100.0100.0100.0100.0100.0
5Xiphos 0.5 64-bit 4CPU34030.01.11.610.0 100.0100.0100.0100.0100.0100.0100.0
6Laser 1.7 64-bit 4CPU33670.00.00.00.00.0 99.7100.0100.0100.0100.0100.0
7Fizbo 2 64-bit 4CPU33450.00.00.00.00.00.3 84.998.399.8100.0100.0
8Andscacs 0.95 64-bit 4CPU33360.00.00.00.00.00.015.1 86.098.299.9100.0
9Booot 6.3.1 64-bit 4CPU33260.00.00.00.00.00.01.714.0 89.199.099.9
10RofChade 2.1 64-bit 4CPU33090.00.00.00.00.00.00.21.810.9 87.692.2
11Schooner 2.1 64-bit 4CPU32900.00.00.00.00.00.00.00.11.012.4 53.3
12Defenchess 2.1 64-bit 4CPU32890.00.00.00.00.00.00.00.00.17.846.7 
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 August 20, 2019