CCRL 40/4
Downloads and Statistics
July 17, 2019
Testing summary:
Total: 2'068'038 games
played by 2'396 programs
27793 CPU days (X2 4600+)

White wins: 803'434 (38.9%)
Black wins: 650'049 (31.4%)
Draws: 614'555 (29.7%)
White score: 53.7%

Engine Details

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Stockfish 2.0.1 32-bit in CCRL 40/4, 2019-07-17
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 2.0.1 32-bit has no rank with rating of 2999 Elo points (+41 -39),
based on 237 games: 141 wins, 24 losses and 72 draws
Score: 74.7%, Average opponent: −177.5, Draws: 30.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Deep Sjeng c't 2010                2925  15.5-14.5  (+8 -7 =15)  100.0   -64
 - Rybka 2.3.2a 32-bit                2922  20.0-10.0  (+15-5 =10)  100.0   +33
 - Komodo 1.3 32-bit                  2888  18.0-12.0  (+12-6 =12)  100.0   -47
 - Shredder Classic 4 c't             2785  19.5-8.5   (+16-5 =7 )  100.0   -71
 - Fruit 2.3                          2783  24.5-5.5   (+19-0 =11)  100.0    -3
 - Bright 0.5c                        2772  25.5-3.5   (+23-1 =5 )  100.0   +84
 - Jonny 4.00                         2762  25.5-4.5   (+21-0 =9 )  100.0   +15
 - Spike 1.2 Turin                    2731  28.5-1.5   (+27-0 =3 )  100.0  +177


Created in 2005-2013 by CCRL team
Last games added on July 17, 2019