CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Stockfish 3 64-bit in CCRL 40/4, 2019-07-20
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Stockfish 3 64-bit has no rank with rating of 3128 Elo points (+16 -16),
based on 1423 games: 629 wins, 226 losses and 568 draws
Score: 64.2%, Average opponent: −100.1, Draws: 39.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 5.1 64-bit 4CPU             3238  16.0-34.0  (+5 -23=22)    0.0    -1
 - Houdini 3 64-bit                   3217  29.5-50.5  (+11-32=37)    0.0    +9
 - Komodo CCT 64-bit                  3181  24.0-26.0  (+8 -10=32)    0.0   +44
 - Komodo 5.1 64-bit                  3164  18.5-21.5  (+9 -12=19)    0.1   +13
 - Critter 1.6a 64-bit                3158  37.5-41.5  (+15-19=45)    0.0   +17
 - Bouquet 1.6 64-bit                 3133  21.0-18.0  (+12-9 =18)   32.5   +26
 - RobboLito 0.21Q 64-bit             3121  19.5-20.5  (+13-14=13)   75.6   -13
 - Vitruvius 1.11C 64-bit             3113  15.5-14.5  (+11-10=9 )   91.9     0
 - Rybka 4.1 64-bit                   3109  38.0-42.0  (+17-21=42)   98.9   -34
 - Gull 2.1 64-bit                    3098  44.5-32.5  (+23-11=43)   99.9   +13
 - Hannibal 1.3 64-bit                2998  67.5-22.5  (+51-6 =33)  100.0   +36
 - Chiron 1.5 64-bit                  2989  37.5-12.5  (+28-3 =19)  100.0   +25
 - Naum 4.2 64-bit                    2987  55.5-24.5  (+41-10=29)  100.0   -13
 - Hiarcs 14                          2986  30.5-19.5  (+21-10=19)  100.0   -72
 - Protector 1.5.0 64-bit             2984  58.5-21.5  (+43-6 =31)  100.0    +8
 - Deep Shredder 12 64-bit            2955  37.5-12.5  (+27-2 =21)  100.0   -12
 - Gull 1.2 64-bit                    2950  36.0-14.0  (+25-3 =22)  100.0   -39
 - Spark 1.0 64-bit                   2927  73.5-16.5  (+63-6 =21)  100.0   +38
 - Booot 5.2.0 64-bit                 2922  37.0-12.0  (+30-5 =14)  100.0   -25
 - Spike 1.4 Leiden                   2921  63.0-17.0  (+50-4 =26)  100.0    -8
 - Quazar 0.4 64-bit                  2899  41.5-8.5   (+34-1 =15)  100.0    +6
 - Deep Junior 12.5 64-bit            2897  39.5-10.5  (+32-3 =15)  100.0   -28
 - Thinker 5.4d Inert 64-bit          2885  36.5-12.5  (+29-5 =15)  100.0   -72
 - Zappa Mexico II 64-bit             2843  35.0-5.0   (+31-1 =8 )  100.0   +17


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019