CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Houdini 6 64-bit 4CPU in CCRL 40/40, 2018-01-20
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Houdini 6 64-bit 4CPU is #2 with rating of 3407 Elo points (+21 -20),
based on 745 games: 316 wins, 28 losses and 401 draws
Score: 69.3%, Average opponent: −125.4, Draws: 53.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - asmFish 051117 64-bit 4CPU         3418  21.0-25.0  (+2 -6 =38)   23.0   -11
 - SugaR XPrO 1.2 64-bit 4CPU         3412  17.0-15.0  (+6 -4 =22)   38.1   +21
 - Komodo 11.2 64-bit 4CPU            3401  33.5-24.5  (+10-1 =47)   68.2   +32
 - Stockfish 8 64-bit 4CPU            3389  29.0-29.0  (+5 -5 =48)   92.9   -18
 - SugaR XPrO 1.3 64-bit 4CPU         3384  12.5-19.5  (+3 -10=19)   93.5   -80
 - Deep Shredder 13 64-bit 4CPU       3294  22.5-9.5   (+13-0 =19)  100.0    +2
 - Fire 6.1 64-bit 4CPU               3289  24.0-9.0   (+16-1 =16)  100.0   +19
 - Fizbo 2 64-bit 4CPU                3286  13.5-6.5   (+7 -0 =13)  100.0   -24
 - Fire 5 64-bit 4CPU                 3276  38.0-19.0  (+19-0 =38)  100.0   -42
 - Fizbo 1.9 64-bit 4CPU              3264  38.5-19.5  (+19-0 =39)  100.0   -53
 - Andscacs 0.921 64-bit 4CPU         3252  31.5-8.5   (+23-0 =17)  100.0   +29
 - Andscacs 0.91 64-bit 4CPU          3240  25.5-6.5   (+20-1 =11)  100.0   +34
 - Booot 6.2 64-bit 4CPU              3227  26.0-6.0   (+20-0 =12)  100.0   +29
 - Chiron 4 64-bit 4CPU               3202  27.5-4.5   (+23-0 =9 )  100.0   +60
 - NirvanaChess 2.4 64-bit 4CPU       3198  25.5-7.5   (+18-0 =15)  100.0   -41
 - Fritz 16 64-bit 4CPU               3195  44.0-6.0   (+38-0 =12)  100.0   +83
 - Gull 3 64-bit 4CPU                 3192  28.5-3.5   (+25-0 =7 )  100.0   +96
 - Equinox 3.20 64-bit 4CPU           3185  27.5-4.5   (+23-0 =9 )  100.0   +43
 - Equinox 3.30 64-bit 4CPU           3170   0.5-0.5   (+0 -0 =1 )  100.0  -206
 - Texel 1.07 64-bit 4CPU             3152   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Strelka 5.5 64-bit                 3108  27.5-4.5   (+23-0 =9 )  100.0   -32
 - iCE 3.0 64-bit                     3039   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - The Baron 3.41 64-bit 4CPU         2907   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on January 20, 2018