CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Critter 0.70 64-bit in CCRL 40/15, 2021-05-08
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Critter 0.70 64-bit has no rank with rating of 2919 Elo points (+27 -27),
based on 420 games: 134 wins, 98 losses and 188 draws
Score: 54.3%, Average opponent: −27.3, Draws: 44.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Rybka 4 64-bit                          3074   6.0-18.0  (+2 -14=8 )    0.0   -13
 - Stockfish 1.7.1 64-bit                  3007   8.5-15.5  (+3 -10=11)    0.0     0
 - ChessBrainVB 3.50                       2978   4.0-6.0   (+2 -4 =4 )    0.1    -4
 - Naum 4.2 64-bit                         2974   7.0-17.0  (+2 -12=10)    0.0   -80
 - chess22k 1.9 64-bit                     2950   7.5-4.5   (+4 -1 =7 )    3.9  +100
 - SmarThink 1.80 64-bit                   2937   5.5-4.5   (+3 -2 =5 )   16.8   +48
 - Rodent III 0.210 64-bit                 2935   3.0-5.0   (+1 -3 =4 )   16.2   -53
 - Crafty 25.2 64-bit                      2930   5.0-5.0   (+3 -3 =4 )   22.7   +15
 - Shredder 12 32-bit                      2928  12.0-12.0  (+6 -6 =12)   26.8   +10
 - Fizbo 1.4 64-bit                        2927   5.0-5.0   (+3 -3 =4 )   33.8    +8
 - Komodo 1.0 64-bit                       2920  12.5-11.5  (+6 -5 =13)   47.5   +13
 - Hiarcs 13.1                             2873  13.5-10.5  (+8 -5 =11)   99.9    -7
 - Thinker 5.4c Inert 64-bit               2858  17.0-7.0   (+11-1 =12)  100.0   +64
 - Zappa Mexico II 64-bit                  2852  12.0-12.0  (+5 -5 =14)  100.0   -70
 - Protector 1.3.4 64-bit                  2838  16.0-8.0   (+9 -1 =14)  100.0   +12
 - Spark 0.3 64-bit                        2834  14.0-10.0  (+9 -5 =10)  100.0   -29
 - Deep Sjeng WC2008 64-bit                2834  14.5-9.5   (+10-5 =9 )  100.0   -17
 - Onno 1.2.70 64-bit                      2833  14.5-9.5   (+8 -3 =13)  100.0   -23
 - Deep Junior 11.2 64-bit                 2827  15.0-9.0   (+11-5 =8 )  100.0    -6
 - Grapefruit 1.0 32-bit                   2825  16.5-7.5   (+12-3 =9 )  100.0   +28
 - Twisted Logic 20100131x 64-bit          2770  19.0-5.0   (+16-2 =6 )  100.0   +62


Created in 2005-2013 by CCRL team
Last games added on May 8, 2021