CCRL 40/15
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 1'220'404 games
played by 2'798 programs

White wins: 419'286 (34.4%)
Black wins: 308'460 (25.3%)
Draws: 492'658 (40.4%)
White score: 54.5%

Engine Details

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Critter 0.60 64-bit in CCRL 40/15, 2021-02-27
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 0.60 64-bit has no rank with rating of 2839 Elo points (+25 -25),
based on 508 games: 138 wins, 175 losses and 195 draws
Score: 46.4%, Average opponent: +23.9, Draws: 38.4%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Rybka 3 64-bit                          3046   5.5-18.5  (+1 -14=9 )    0.0   +26
 - Rybka 3 Dynamic 64-bit                  3020   0.5-3.5   (+0 -3 =1 )    0.0  -107
 - Stockfish 1.7.1 64-bit                  3007   6.0-19.0  (+0 -13=12)    0.0    +7
 - Naum 4.2 64-bit                         2974   5.5-18.5  (+2 -15=7 )    0.0   -54
 - Stockfish 1.6.3 64-bit                  2964   6.5-17.5  (+2 -13=9 )    0.0   -28
 - Rybka 2.3.2a 64-bit                     2961   1.0-1.0   (+1 -1 =0 )    0.0  +122
 - Komodo 1.2 64-bit                       2944   8.0-16.0  (+3 -11=10)    0.0    +2
 - Deep Shredder 12 64-bit                 2938   0.5-2.5   (+0 -2 =1 )    0.0  -128
 - Shredder 12 32-bit                      2928   6.0-18.0  (+2 -14=8 )    0.0   -79
 - Komodo 1.0 64-bit                       2920   9.0-16.0  (+3 -10=12)    0.0    -5
 - Thinker 5.4d Inert 64-bit               2863  13.0-13.0  (+7 -7 =12)    5.0   +22
 - Pirarucu 2.3.8 64-bit                   2850   5.0-3.0   (+4 -2 =2 )   25.9  +104
 - Protector 1.3.3 64-bit                  2842  13.0-11.0  (+8 -6 =10)   44.2   +28
 - Protector 1.3.4 64-bit                  2839  12.5-16.5  (+6 -10=13)   50.6   -43
 - Spark 0.3 64-bit                        2834  11.0-14.0  (+6 -9 =10)   62.3   -40
 - Deep Sjeng WC2008 64-bit                2834  12.5-11.5  (+8 -7 =9 )   63.8    +7
 - Deep Junior 11.2 64-bit                 2827   9.0-15.0  (+4 -10=10)   74.9   -89
 - Grapefruit 1.0 32-bit                   2825   0.5-0.5   (+0 -0 =1 )   84.8   +16
 - Deep Junior 11.1a 64-bit                2822  17.0-11.0  (+14-8 =6 )   84.3   +62
 - Topple 0.5.0 64-bit                     2804   8.5-3.5   (+7 -2 =3 )   96.9  +114
 - Loop 13.6 (Loop 2007) 64-bit            2789  16.0-8.0   (+11-3 =10)  100.0   +51
 - Scorpio 2.7.6 64-bit                    2780   6.5-3.5   (+5 -2 =3 )  100.0   +45
 - Bright 0.5c                             2777   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Twisted Logic 20100131x 64-bit          2770   1.0-1.0   (+1 -1 =0 )  100.0   -69
 - Dirty 20Apr2013 64-bit                  2768  11.0-9.0   (+8 -6 =6 )  100.0   -34
 - Zurichess Jura 64-bit                   2764   6.0-4.0   (+3 -1 =6 )  100.0   -26
 - DiscoCheck 4.3 64-bit                   2757   6.5-3.5   (+4 -1 =5 )  100.0    +4
 - GNU Chess 5.50 64-bit                   2756   6.5-3.5   (+5 -2 =3 )  100.0   +17
 - Spike 1.2 Turin                         2744   0.5-0.5   (+0 -0 =1 )  100.0   -64
 - EXchess 7.11b 64-bit                    2742   7.0-3.0   (+4 -0 =6 )  100.0   +14
 - Octochess r5132 64-bit                  2728   8.0-2.0   (+6 -0 =4 )  100.0   +83
 - Bison 9.11 32-bit                       2727   1.5-0.5   (+1 -0 =1 )  100.0   +45
 - Arasan 16.0 64-bit                      2711   8.0-2.0   (+6 -0 =4 )  100.0   +66
 - GreKo 2018.07 64-bit                    2708   5.5-2.5   (+5 -2 =1 )  100.0   +21


Created in 2005-2013 by CCRL team
Last games added on February 27, 2021