CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Houdini 6 64-bit 4CPU in CCRL 40/40, 2017-11-18
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Houdini 6 64-bit 4CPU is #2 with rating of 3406 Elo points (+23 -22),
based on 602 games: 241 wins, 20 losses and 341 draws
Score: 68.4%, Average opponent: −118.2, Draws: 56.6%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - asmFish 051117 64-bit 4CPU        3419  21.0-25.0  (+2 -6 =38)   21.0    -9
 - SugaR XPrO 1.2 64-bit 4CPU        3411  17.0-15.0  (+6 -4 =22)   38.3   +21
 - SugaR XPrO 1.3 64-bit 4CPU        3394   7.5-6.5   (+3 -2 =9 )   71.1   +10
 - Komodo 11.2 64-bit 4CPU           3394  33.0-24.0  (+10-1 =46)   80.1   +27
 - Stockfish 8 64-bit 4CPU           3388  28.5-28.5  (+5 -5 =47)   90.4   -19
 - Deep Shredder 13 64-bit 4CPU      3293  22.5-9.5   (+13-0 =19)  100.0    +2
 - Fire 6.1 64-bit 4CPU              3286  19.0-7.0   (+13-1 =12)  100.0   +21
 - Fire 5 64-bit 4CPU                3275  38.0-19.0  (+19-0 =38)  100.0   -42
 - Fizbo 1.9 64-bit 4CPU             3264  38.0-19.0  (+19-0 =38)  100.0   -51
 - Andscacs 0.91 64-bit 4CPU         3239  25.5-6.5   (+20-1 =11)  100.0   +34
 - Booot 6.2 64-bit 4CPU             3222  26.0-6.0   (+20-0 =12)  100.0   +25
 - Chiron 4 64-bit 4CPU              3204  27.5-4.5   (+23-0 =9 )  100.0   +63
 - NirvanaChess 2.4 64-bit 4CPU      3203  24.5-7.5   (+17-0 =15)  100.0   -41
 - Gull 3 64-bit 4CPU                3191  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   +44
 - Strelka 5.5 64-bit                3107  27.5-4.5   (+23-0 =9 )  100.0   -32


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017