CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Stockfish 5 64-bit in CCRL 40/4, 2019-09-14
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.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Stockfish 5 64-bit has no rank with rating of 3243 Elo points (+19 -19),
based on 1129 games: 681 wins, 72 losses and 376 draws
Score: 77.0%, Average opponent: −201.9, Draws: 33.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 4 64-bit                   3240  26.0-24.0  (+16-14=20)   60.9    +9
 - Komodo 8 64-bit                    3235  26.0-23.0  (+12-9 =28)   76.3    +7
 - Gull 3 64-bit                      3192  31.0-19.0  (+19-7 =24)  100.0   +20
 - Fire 4 64-bit                      3191  27.0-22.0  (+14-9 =26)  100.0   -22
 - Critter 1.6a 64-bit                3158  31.5-17.5  (+17-3 =29)  100.0    -3
 - Equinox 3.20 64-bit                3156  38.0-21.0  (+22-5 =32)  100.0    -2
 - Rybka 4.1 64-bit                   3109  33.5-15.5  (+23-5 =21)  100.0   -17
 - Deep Fritz 14 64-bit 1CPU          3078  38.0-16.0  (+28-6 =20)  100.0   -29
 - Protector 1.7.0 64-bit             3040  39.0-11.0  (+29-1 =20)  100.0   -20
 - Chiron 2 64-bit                    3039  41.0-9.0   (+34-2 =14)  100.0   +27
 - Naum 4.6 64-bit                    3032  39.5-9.5   (+32-2 =15)  100.0    +4
 - Hannibal 1.4b 64-bit               3018  39.0-11.0  (+29-1 =20)  100.0   -42
 - Senpai 1.0 64-bit                  3007  39.0-11.0  (+29-1 =20)  100.0   -54
 - Texel 1.04 64-bit                  2997  38.0-11.0  (+30-3 =16)  100.0   -54
 - Hiarcs 14                          2986  43.0-7.0   (+38-2 =10)  100.0   +28
 - Deep Shredder 12 64-bit            2955  49.5-4.5   (+45-0 =9 )  100.0   +73
 - Spark 1.0 64-bit                   2927  49.0-4.0   (+45-0 =8 )  100.0   +63
 - iCE 2.0 64-bit                     2924  48.0-5.0   (+43-0 =10)  100.0   +20
 - Spike 1.4 Leiden                   2922  47.0-6.0   (+42-1 =10)  100.0    -1
 - Booot 5.2.0 64-bit                 2922  49.0-4.0   (+45-0 =8 )  100.0   +59
 - DiscoCheck 5.2 64-bit              2915  48.5-4.5   (+45-1 =7 )  100.0   +47
 - Deep Junior Yokohama 64-bit        2898  48.5-4.5   (+44-0 =9 )  100.0   +12


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019