CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Doch 1.2 64-bit in CCRL 40/40, 2019-09-14
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Doch 1.2 64-bit has no rank with rating of 2885 Elo points (+26 -26),
based on 465 games: 145 wins, 119 losses and 201 draws
Score: 52.8%, Average opponent: −19.9, Draws: 43.2%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Rybka 3 64-bit                    3048   7.5-24.5  (+1 -18=13)    0.0    -9
 - Naum 4 64-bit                     2956  10.5-20.5  (+2 -12=17)    0.0   -21
 - Deep Shredder 12 64-bit           2940  26.5-37.5  (+14-25=25)    0.0    +2
 - Toga II 1.4.1SE 4CPU              2905  24.0-26.0  (+11-13=26)    8.6    +8
 - Thinker 5.4c Inert 64-bit         2861  16.5-15.5  (+7 -6 =19)   95.2   -12
 - Zappa Mexico II 64-bit            2855  16.0-16.0  (+7 -7 =18)   98.5   -27
 - Deep Sjeng WC2008 64-bit          2836  17.0-15.0  (+11-9 =12)  100.0   -27
 - Spark 0.3 64-bit                  2836  17.5-14.5  (+12-9 =11)   99.9   -19
 - Grapefruit 1.0 32-bit             2827  18.5-13.5  (+11-6 =15)  100.0    -7
 - Onno 1.1.1 64-bit                 2810  24.0-8.0   (+18-2 =12)  100.0   +90
 - Bright 0.4a                       2777  22.0-10.0  (+16-4 =12)  100.0   +17
 - Ktulu 9                           2755  21.5-10.5  (+16-5 =11)  100.0   -13
 - Spike 1.2 Turin                   2746  24.0-8.0   (+19-3 =10)  100.0   +29


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