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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Loop 10.32f 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:
Loop 10.32f has no rank with rating of 2812 Elo points (+24 -24),
based on 627 games: 276 wins, 159 losses and 192 draws
Score: 59.3%, Average opponent: −72.5, Draws: 30.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 2.3.2a 32-bit                2922   5.5-14.5  (+1 -10=9 )    0.0   -26
 - Rybka 2.1 32-bit                   2857  10.0-20.0  (+2 -12=16)    0.1   -52
 - Deep Shredder 10 64-bit 4CPU       2846  17.5-32.5  (+10-25=15)    0.7   -68
 - Zap!Chess Paderborn 64-bit 4CPU    2838  44.0-55.0  (+25-36=38)    3.8   -11
 - Deep Junior 10 4CPU                2832  21.5-28.5  (+12-19=19)    7.2   -24
 - Rybka 1.0 32-bit                   2791  15.5-14.5  (+9 -8 =13)   93.9    -9
 - Glaurung 1.2.1 32-bit 4CPU         2769  33.5-16.5  (+27-10=13)   99.9   +77
 - Shredder 10                        2754  15.5-14.5  (+10-9 =11)  100.0   -47
 - Junior 10                          2738  19.0-11.0  (+16-8 =6 )  100.0   +24
 - Ktulu 8                            2725  20.0-8.0   (+15-3 =10)  100.0   +52
 - CM10th Paralyse                    2655  22.0-8.0   (+18-4 =8 )  100.0    +9
 - Chess Tiger 15                     2646  22.0-8.0   (+18-4 =8 )  100.0    +2
 - Gandalf 6                          2627  24.0-6.0   (+20-2 =8 )  100.0   +32
 - CM10th Default                     2615  26.5-3.5   (+24-1 =5 )  100.0  +122
 - Aristarch 4.50                     2566  24.5-5.5   (+22-3 =5 )  100.0    +9
 - Jonny 2.83 32-bit                  2552  26.0-4.0   (+24-2 =4 )  100.0   +54
 - Crafty 20.14 32-bit                2519  25.0-5.0   (+23-3 =4 )  100.0   -14


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