CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Engine Details

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Show each game results
Stockfish 2.1.1 64-bit 4CPU in CCRL 40/4, 2019-10-12
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Stockfish 2.1.1 64-bit 4CPU has no rank with rating of 3195 Elo points (+15 -15),
based on 1489 games: 681 wins, 195 losses and 613 draws
Score: 66.3%, Average opponent: −113.5, Draws: 41.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 2.0c 64-bit 4CPU           3278  54.5-95.5  (+24-65=61)    0.0    -3
 - Houdini 1.5a 64-bit 4CPU           3265  19.0-31.0  (+7 -19=24)    0.0    -3
 - Critter 1.2 64-bit 4CPU            3209  27.0-22.0  (+15-10=24)    9.6   +39
 - Rybka 4.1 64-bit 4CPU              3206  25.0-25.0  (+13-13=24)    9.5   +13
 - Rybka 4 64-bit 4CPU                3199  26.0-24.0  (+12-10=28)   34.3   +14
 - Stockfish 2.0.1 64-bit 4CPU        3167  25.0-25.0  (+5 -5 =40)   99.6   -28
 - Sting SF 9 64-bit 4CPU             3156  21.5-18.5  (+8 -5 =27)  100.0   -17
 - Critter 1.01 64-bit 4CPU           3156  28.5-21.5  (+15-8 =27)  100.0    +4
 - Komodo 4 64-bit                    3127  27.0-23.0  (+12-8 =30)  100.0   -43
 - Komodo 3 64-bit                    3109  32.0-18.0  (+21-7 =22)  100.0     0
 - Naum 4.2 64-bit 4CPU               3099  37.0-13.0  (+27-3 =20)  100.0   +60
 - Komodo 2.01 64-bit                 3072  39.5-10.5  (+30-1 =19)  100.0   +68
 - Komodo 2.03 64-bit                 3071  33.0-17.0  (+20-4 =26)  100.0   -29
 - Deep Shredder 12 64-bit 4CPU       3042  40.5-9.5   (+34-3 =13)  100.0   +76
 - Spike 1.4 Leiden 4CPU              3039  41.5-8.5   (+33-0 =17)  100.0   +73
 - Hiarcs 13.2 4CPU                   3034  34.0-16.0  (+23-5 =22)  100.0   -49
 - Spark 1.0 64-bit 4CPU              3030  36.0-14.0  (+28-6 =16)  100.0   -14
 - Deep Junior 12.5 64-bit 4CPU       3014  35.0-15.0  (+26-6 =18)  100.0   -48
 - Deep Junior 13 64-bit 4CPU         3012  34.0-16.0  (+25-7 =18)  100.0   -63
 - Hiarcs 13.1 4CPU                   3010  38.5-11.5  (+29-2 =19)  100.0    -6
 - Fritz 13                           2986  37.5-12.5  (+27-2 =21)  100.0   -49
 - Protector 1.4.0 64-bit 4CPU        2972  41.5-8.5   (+34-1 =15)  100.0   +13
 - Zappa Mexico II 64-bit 4CPU        2971  42.0-8.0   (+35-1 =14)  100.0   +27
 - Onno 1.2.70 64-bit 4CPU            2956  39.5-10.5  (+30-1 =19)  100.0   -45
 - Thinker 5.4c Inert 64-bit 4CPU     2952  44.0-6.0   (+40-2 =8 )  100.0   +76
 - Deep Sjeng WC2008 64-bit 4CPU      2941  42.5-7.5   (+35-0 =15)  100.0     0
 - Deep Sjeng 3.0 64-bit 4CPU         2930  44.0-6.0   (+38-0 =12)  100.0   +31
 - Toga II 1.4 beta5c 4CPU            2904  42.0-8.0   (+35-1 =14)  100.0   -41


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019