CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Sting SF 4.8.4 64-bit 4CPU in CCRL 40/40, 2019-08-17
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 4.8.4 64-bit 4CPU has no rank with rating of 3132 Elo points (+29 -29),
based on 330 games: 73 wins, 51 losses and 206 draws
Score: 53.3%, Average opponent: −21.3, Draws: 62.4%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Fire 4 64-bit 4CPU                3198  10.5-13.5  (+2 -5 =17)    0.0   +31
 - Gull 3 64-bit 4CPU                3180   9.5-14.5  (+2 -7 =15)    0.1   -10
 - Equinox 3.30 64-bit 4CPU          3162  12.5-11.5  (+2 -1 =21)    3.8   +39
 - Fritz 15 64-bit 4CPU              3161   6.5-3.5   (+3 -0 =7 )    3.2  +105
 - Rybka 4.1 64-bit 4CPU             3144  11.5-12.5  (+3 -4 =17)   20.4     0
 - BlackMamba 2.0 64-bit 4CPU        3123  11.0-9.0   (+5 -3 =12)   70.9   +16
 - Elektro 1.2 64-bit 4CPU           3118  22.0-22.0  (+9 -9 =26)   77.7   -14
 - Hannibal 1.5 64-bit 4CPU          3110   9.5-16.5  (+1 -8 =17)   89.6   -95
 - Naum 4.6 64-bit 4CPU              3095  13.0-7.0   (+6 -0 =14)   98.8   +44
 - Critter 1.01 64-bit 4CPU          3088  11.5-8.5   (+5 -2 =13)   98.2    -2
 - Chiron 2 64-bit 4CPU              3085   1.0-1.0   (+0 -0 =2 )   99.8   -47
 - Texel 1.05 64-bit 4CPU            3084  15.0-11.0  (+8 -4 =14)   99.8    -1
 - Critter 0.90 64-bit 4CPU          3078   1.5-0.5   (+1 -0 =1 )   99.3   +87
 - Protector 1.7.0 64-bit 4CPU       3075   1.0-1.0   (+1 -1 =0 )   99.9   -57
 - NirvanaChess 2.0a 64-bit 4CPU     3056   4.0-2.0   (+3 -1 =2 )  100.0   +36
 - Hiarcs 14 4CPU                    3054   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Stockfish 1.6.3 64-bit 4CPU       3040  15.5-4.5   (+11-0 =9 )  100.0   +81
 - Deep Junior Yokohama 64-bit 4CPU  3025   0.5-1.5   (+0 -1 =1 )  100.0  -263
 - Senpai 1.0 64-bit 4CPU            3024   1.0-1.0   (+0 -0 =2 )  100.0  -108
 - Deep Shredder 12 64-bit 4CPU      3018  12.0-10.0  (+7 -5 =10)  100.0   -82
 - Rybka 2.3.2a 64-bit 4CPU          3018   1.0-1.0   (+0 -0 =2 )  100.0  -114
 - Spike 1.4 Leiden 4CPU             3016   1.0-1.0   (+0 -0 =2 )  100.0  -116
 - Cheng4 0.38 64-bit 4CPU           2981   1.0-1.0   (+0 -0 =2 )  100.0  -151
 - Fizbo 1.31 64-bit 4CPU            2956   2.0-0.0   (+2 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019