CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Critter 1.6 32-bit in CCRL 40/40, 2017-11-18
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Critter 1.6 32-bit has no rank with rating of 3067 Elo points (+20 -20),
based on 765 games: 303 wins, 64 losses and 398 draws
Score: 65.6%, Average opponent: −98.8, Draws: 52.0%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Houdini 2.0c 32-bit               3103  15.0-16.0  (+5 -6 =20)    0.1   +25
 - Houdini 1.5a 32-bit               3092  17.5-14.5  (+9 -6 =17)    2.3   +52
 - Strelka 5.5 32-bit                3090  14.0-18.0  (+1 -5 =26)    3.9    -7
 - Stockfish 2.2.2 32-bit            3052  17.5-14.5  (+8 -5 =19)   89.9   +10
 - Vitruvius 1.11C 32-bit            3033  16.0-16.0  (+5 -5 =22)   99.7   -34
 - Rybka 4.1 32-bit                  3032  19.0-12.0  (+10-3 =18)   99.9   +31
 - Komodo 4 32-bit                   3032  18.0-14.0  (+10-6 =16)   99.7     0
 - IvanHoe 9.46h 32-bit              3027  16.5-15.5  (+4 -3 =25)  100.0   -31
 - Komodo 3 32-bit                   3024  20.5-11.5  (+11-2 =19)  100.0   +34
 - DeepSaros 2.3j 32-bit             3022  18.0-14.0  (+7 -3 =22)  100.0    -9
 - Fritz 13                          2963  19.0-13.0  (+10-4 =18)  100.0   -48
 - Naum 4.2 32-bit                   2959  23.5-8.5   (+16-1 =15)  100.0   +36
 - Deep Sjeng c't 2010               2941  23.5-8.5   (+17-2 =13)  100.0   +23
 - Chiron 1.1a 32-bit                2930  23.5-7.5   (+17-1 =13)  100.0   +27
 - Shredder 12 32-bit                2930  47.5-16.5  (+34-3 =27)  100.0   +19
 - Spike 1.4 Leiden                  2920  21.0-11.0  (+13-3 =16)  100.0   -52
 - Rybka 2.3.2a 32-bit               2913  24.0-8.0   (+16-0 =16)  100.0    -1
 - Hannibal 1.2 32-bit               2904  24.5-7.5   (+18-1 =13)  100.0    +9
 - Gull 1.0a 32-bit                  2886  25.5-6.5   (+20-1 =11)  100.0   +22
 - Quazar 0.4 32-bit                 2881  25.5-6.5   (+21-2 =9 )  100.0   +29
 - Protector 1.4.0 32-bit            2877  24.0-8.0   (+16-0 =16)  100.0   -39
 - Gull 1.2 32-bit                   2875  21.5-10.5  (+13-2 =17)  100.0   -87
 - MinkoChess 1.3 32-bit             2827  27.0-5.0   (+22-0 =10)  100.0    +5


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017