CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Stockfish 5 64-bit 4CPU in CCRL 40/40, 2017-11-18
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 Intel CPU.
Tested by CCRL team, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Stockfish 5 64-bit 4CPU has no rank with rating of 3277 Elo points (+15 -15),
based on 1324 games: 544 wins, 69 losses and 711 draws
Score: 67.9%, Average opponent: −110.8, Draws: 53.7%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Komodo 8 64-bit 4CPU              3293  46.5-57.5  (+9 -20=75)    6.2   -12
 - Houdini 4 64-bit 4CPU             3251  47.5-39.5  (+21-13=53)   99.8    -1
 - Komodo 7a 64-bit 4CPU             3236  76.5-53.5  (+32-9 =89)  100.0    +6
 - Fire 4 64-bit 4CPU                3207  21.5-13.5  (+9 -1 =25)  100.0   -10
 - Gull 3 64-bit 4CPU                3191  55.5-31.5  (+27-3 =57)  100.0   -10
 - Gull 2.8b 64-bit 4CPU             3187  21.0-11.0  (+11-1 =20)  100.0    -5
 - Equinox 3.20 64-bit 4CPU          3185  31.5-18.5  (+14-1 =35)  100.0   -23
 - Equinox 3.30 64-bit 4CPU          3169  23.5-7.5   (+16-0 =15)  100.0   +45
 - Critter 1.6a 64-bit 4CPU          3168  62.0-25.0  (+40-3 =44)  100.0   +19
 - Fire 3.0 64-bit 4CPU              3159  57.0-20.0  (+39-2 =36)  100.0   +31
 - Bouquet 1.8 64-bit 4CPU           3158  39.5-17.5  (+25-3 =29)  100.0    -4
 - Rybka 4 64-bit 4CPU               3155  19.5-10.5  (+12-3 =15)  100.0   -32
 - Rybka 4.1 64-bit 4CPU             3151  57.5-29.5  (+31-3 =53)  100.0   -35
 - DeepSaros 4.1.6 64-bit 4CPU       3136  23.0-7.0   (+16-0 =14)  100.0   +23
 - BlackMamba 2.0 64-bit 4CPU        3131  21.0-9.0   (+12-0 =18)  100.0   -35
 - Strelka 5.5 64-bit                3107  18.0-2.0   (+16-0 =4 )  100.0  +159
 - Naum 4.6 64-bit 4CPU              3104  36.5-13.5  (+26-3 =21)  100.0   -24
 - Chiron 2 64-bit 4CPU              3093  40.0-10.0  (+31-1 =18)  100.0   +18
 - Hannibal 1.4b 64-bit 4CPU         3085  40.0-10.0  (+30-0 =20)  100.0    +4
 - Protector 1.7.0 64-bit 4CPU       3083  43.5-6.5   (+37-0 =13)  100.0   +85
 - Deep Fritz 14 64-bit 4CPU         3080  21.0-9.0   (+12-0 =18)  100.0   -84
 - Protector 1.6.0 64-bit 4CPU       3079  23.5-6.5   (+17-0 =13)  100.0   -18
 - Naum 4.2 64-bit 4CPU              3068  24.5-5.5   (+20-1 =9 )  100.0   +16
 - Texel 1.04 64-bit 4CPU            3066  24.5-5.5   (+20-1 =9 )  100.0   +14
 - Hiarcs 14 4CPU                    3061  25.0-5.0   (+21-1 =8 )  100.0   +29


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017