CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
Critter 1.01 64-bit 4CPU in CCRL 40/40, 2019-11-16
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Critter 1.01 64-bit 4CPU has no rank with rating of 3087 Elo points (+29 -29),
based on 330 games: 62 wins, 77 losses and 191 draws
Score: 47.7%, Average opponent: +12.2, Draws: 57.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 1.5a 64-bit 4CPU           3184   7.5-10.5  (+3 -6 =9 )    0.0   +44
 - Vajolet2 2.7 64-bit 4CPU           3177   7.0-13.0  (+1 -7 =12)    0.0    +5
 - RubiChess 1.5 64-bit 4CPU          3164   5.0-10.0  (+1 -6 =8 )    0.0   -20
 - Rybka 4 64-bit 4CPU                3148   6.5-11.5  (+1 -6 =11)    0.0   -16
 - Rybka 4.1 64-bit 4CPU              3145  17.5-24.5  (+3 -10=29)    0.0   +14
 - Vajolet2 2.6.1 64-bit 4CPU         3137   5.0-11.0  (+0 -6 =10)    0.4   -52
 - Sting SF 4.8.4 64-bit 4CPU         3132   8.5-11.5  (+2 -5 =13)    1.5    +3
 - Sting SF 6 64-bit 4CPU             3132  11.5-8.5   (+6 -3 =11)    1.3   +90
 - Stockfish 2.0.1 64-bit 4CPU        3127   5.0-13.0  (+0 -8 =10)    1.8   -89
 - Vitruvius 1.11C 64-bit 4CPU        3119  10.5-7.5   (+7 -4 =7 )    2.9   +86
 - Naum 4.2 64-bit 4CPU               3061  11.0-7.0   (+4 -0 =14)   95.2   +27
 - Chiron 1.1a 64-bit 4CPU            3040  12.0-6.0   (+7 -1 =10)   99.6   +49
 - Deep Shredder 12 64-bit 4CPU       3019  10.0-8.0   (+5 -3 =10)  100.0   -32
 - Spike 1.4 Leiden 4CPU              3017  34.0-27.0  (+17-10=34)  100.0   -36
 - EXchess 7.88b 64-bit 4CPU          2958   6.5-3.5   (+5 -2 =3 )  100.0   -29


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019