CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Houdini 5.01 64-bit 4CPU in CCRL 40/40, 2019-07-11
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:
Houdini 5.01 64-bit 4CPU has no rank with rating of 3371 Elo points (+17 -17),
based on 1064 games: 364 wins, 53 losses and 647 draws
Score: 64.6%, Average opponent: −92.7, Draws: 60.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - SugaR XPrO 1.2 64-bit 4CPU         3399  14.5-17.5  (+0 -3 =29)    1.9    +4
 - Komodo 11.2 64-bit 4CPU            3392  29.5-36.5  (+5 -12=49)    3.9    -6
 - Komodo 11.01 64-bit 4CPU           3384  16.5-15.5  (+5 -4 =23)   22.7   +22
 - Stockfish 8 64-bit 4CPU            3378  64.5-75.5  (+3 -14=123)   27.2   -12
 - Komodo 10.4 64-bit 4CPU            3373  28.0-24.0  (+8 -4 =40)   44.7   +20
 - Komodo 10.3 64-bit 4CPU            3368  69.0-51.0  (+27-9 =84)   61.9   +37
 - Komodo 10.1 64-bit 4CPU            3362  17.0-13.0  (+6 -2 =22)   77.7   +25
 - Komodo 10.2 64-bit 4CPU            3354   1.5-2.5   (+0 -1 =3 )   88.8   -84
 - Deep Shredder 13 64-bit 4CPU       3279  26.5-9.5   (+17-0 =19)  100.0   +48
 - Fire 5 64-bit 4CPU                 3265  22.5-13.5  (+9 -0 =27)  100.0   -42
 - Fizbo 1.9 64-bit 4CPU              3254  23.0-9.0   (+15-1 =16)  100.0   +15
 - Andscacs 0.91 64-bit 4CPU          3228  22.5-9.5   (+14-1 =17)  100.0   -21
 - Andscacs 0.89 64-bit 4CPU          3222  24.5-7.5   (+17-0 =15)  100.0   +13
 - Booot 6.2 64-bit 4CPU              3218  22.5-9.5   (+14-1 =17)  100.0   -33
 - Andscacs 0.88 64-bit 4CPU          3210  27.0-9.0   (+18-0 =18)  100.0    -8
 - Chiron 4 64-bit 4CPU               3191  25.0-7.0   (+18-0 =14)  100.0     0
 - Gull 3 64-bit 4CPU                 3180  30.0-6.0   (+24-0 =12)  100.0   +41
 - NirvanaChess 2.4 64-bit 4CPU       3180  22.5-9.5   (+13-0 =19)  100.0   -75
 - Fizbo 1.8 64-bit 4CPU              3179  29.5-6.5   (+23-0 =13)  100.0   +24
 - Equinox 3.20 64-bit 4CPU           3174  26.5-5.5   (+21-0 =11)  100.0   +29
 - Booot 6.1 64-bit 4CPU              3167  26.5-9.5   (+17-0 =19)  100.0   -63
 - Equinox 3.30 64-bit 4CPU           3161  30.5-5.5   (+25-0 =11)  100.0   +37
 - Fritz 15 64-bit 4CPU               3160  26.5-9.5   (+18-1 =17)  100.0   -65
 - Critter 1.6a 64-bit 4CPU           3159  29.0-7.0   (+22-0 =14)  100.0    -9
 - Hannibal 1.7 64-bit 4CPU           3154  29.0-7.0   (+22-0 =14)  100.0   -14
 - NirvanaChess 2.3 64-bit 4CPU       3152   3.5-0.5   (+3 -0 =1 )  100.0   +64


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019