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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Sting SF 2 64-bit 4CPU 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:
Sting SF 2 64-bit 4CPU has no rank with rating of 3108 Elo points (+27 -27),
based on 375 games: 74 wins, 83 losses and 218 draws
Score: 48.8%, Average opponent: +8.8, Draws: 58.1%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Houdini 3 64-bit 4CPU             3232  13.5-28.5  (+4 -19=19)    0.0   +13
 - Stockfish 4 64-bit 4CPU           3206  10.0-20.0  (+1 -11=18)    0.0    +2
 - Houdini 1.5a 64-bit 4CPU          3185   1.0-3.0   (+0 -2 =2 )    0.0   -72
 - Critter 1.6a 64-bit 4CPU          3160  26.0-26.0  (+9 -9 =34)    0.0   +52
 - Rybka 4.1 64-bit 4CPU             3145   4.5-5.5   (+3 -4 =3 )    0.6    +1
 - Stockfish 2.3.1 64-bit 4CPU       3143   5.0-9.0   (+0 -4 =10)    1.9   -39
 - Bouquet 1.5 64-bit 4CPU           3132   1.5-0.5   (+1 -0 =1 )    9.5  +180
 - Vitruvius 1.11C 64-bit 4CPU       3119   5.0-5.0   (+3 -3 =4 )   24.9   +11
 - IvanHoe 9.46h 64-bit 4CPU         3114   5.0-9.0   (+1 -5 =8 )   36.4   -74
 - RobboLito 0.21Q 64-bit 4CPU       3112   6.5-5.5   (+2 -1 =9 )   41.8   +26
 - Komodo 5 64-bit                   3109   3.5-2.5   (+2 -1 =3 )   48.0   +53
 - Bouquet 1.6 64-bit 4CPU           3109  19.0-19.0  (+8 -8 =22)   48.6     0
 - Strelka 5.5 64-bit                3104   3.5-2.5   (+2 -1 =3 )   61.5   +48
 - Naum 4.2 64-bit 4CPU              3062   4.0-6.0   (+1 -3 =6 )   99.9  -104
 - Protector 1.5.0 64-bit 4CPU       3056   4.0-2.0   (+2 -0 =4 )   99.9   +31
 - Hiarcs 14 4CPU                    3054   5.5-4.5   (+3 -2 =5 )  100.0   -26
 - Chiron 1.5 64-bit 4CPU            3047  17.5-12.5  (+7 -2 =21)  100.0   -17
 - Gull R375 64-bit 4CPU             3039  19.0-13.0  (+8 -2 =22)  100.0   -18
 - Hannibal 1.3 64-bit 4CPU          3034  22.0-14.0  (+13-5 =18)  100.0    -7
 - Deep Shredder 12 64-bit 4CPU      3019   1.0-1.0   (+0 -0 =2 )  100.0   -89
 - Rybka 2.3.2a 64-bit 4CPU          3018   2.5-1.5   (+2 -1 =1 )  100.0    +5
 - Spike 1.4 Leiden 4CPU             3017   2.5-1.5   (+1 -0 =3 )  100.0   -31
 - Protector 1.4.0 64-bit 4CPU       2983   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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