CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

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Critter 0.80 64-bit in CCRL 40/40, 2019-10-12
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://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Critter 0.80 64-bit has no rank with rating of 2968 Elo points (+21 -21),
based on 764 games: 304 wins, 162 losses and 298 draws
Score: 59.3%, Average opponent: −64.0, Draws: 39.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 4 64-bit                     3077   4.5-19.5  (+2 -17=5 )    0.0  -128
 - Stockfish 1.9.1 64-bit             3036   8.5-15.5  (+3 -10=11)    0.0   -24
 - Stockfish 2.0.1 64-bit             3031   8.0-16.0  (+3 -11=10)    0.0   -43
 - Stockfish 1.8 64-bit               3028  25.5-30.5  (+11-16=29)    0.0   +33
 - Laser 1.4 64-bit                   3026   6.5-7.5   (+3 -4 =7 )    0.0   +38
 - Rodent III 0.281 64-bit            2998   6.5-7.5   (+1 -2 =11)    2.2   +15
 - Demolito 2019-04-27 64-bit         2986   8.0-6.0   (+6 -4 =4 )    9.9   +70
 - Naum 4.2 64-bit                    2977  27.5-28.5  (+16-17=23)   21.0    +5
 - SmarThink 1.90 64-bit              2959   4.0-6.0   (+2 -4 =4 )   67.5   -75
 - Komodo 1.2 64-bit                  2947  18.0-14.0  (+9 -5 =18)   94.3   +12
 - Deep Shredder 12 64-bit            2940  16.0-16.0  (+7 -7 =18)   99.1   -25
 - Laser 1.3 64-bit                   2925   6.5-3.5   (+4 -1 =5 )   99.6   +43
 - Gull 0.12a 64-bit                  2909  12.0-12.0  (+7 -7 =10)   99.9   -60
 - Gull 1.1 64-bit                    2907  14.0-10.0  (+9 -5 =10)  100.0   -10
 - Hiarcs 13.1                        2875  13.5-9.5   (+9 -5 =9 )  100.0   -33
 - Thinker 5.4c Inert 64-bit          2861  35.0-21.0  (+23-9 =24)  100.0   -27
 - Zappa Mexico II 64-bit             2855  38.0-18.0  (+29-9 =18)  100.0    +8
 - Protector 1.3.6 64-bit             2854  17.0-7.0   (+13-3 =8 )  100.0   +24
 - Protector 1.3.4 64-bit             2841  19.0-5.0   (+16-2 =6 )  100.0   +86
 - Deep Sjeng WC2008 64-bit           2836  43.5-12.5  (+36-5 =15)  100.0   +67
 - Onno 1.2.70 64-bit                 2834  18.0-6.0   (+14-2 =8 )  100.0   +34
 - Deep Junior 11.2 64-bit            2828  18.0-6.0   (+15-3 =6 )  100.0   +39
 - Protector 1.3.4 32-bit             2825  21.0-11.0  (+16-6 =10)  100.0   -38
 - Hiarcs 12.1                        2818  20.5-11.5  (+14-5 =13)  100.0   -61
 - Jonny 4.00                         2779  19.0-5.0   (+16-2 =6 )  100.0   +24
 - Spike 1.2 Turin                    2746  25.0-6.0   (+20-1 =10)  100.0    -4


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