CCRL 40/4
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 2'120'567 games
played by 2'479 programs
28673 CPU days (X2 4600+)

White wins: 822'832 (38.8%)
Black wins: 665'262 (31.4%)
Draws: 632'473 (29.8%)
White score: 53.7%

Engine Details

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Critter 1.2 64-bit 4CPU in CCRL 40/4, 2019-10-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Critter 1.2 64-bit 4CPU has no rank with rating of 3209 Elo points (+17 -16),
based on 1331 games: 648 wins, 152 losses and 531 draws
Score: 68.6%, Average opponent: −132.5, Draws: 39.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 2.0c 64-bit 4CPU           3277  63.0-87.0  (+27-51=72)    0.0   +19
 - Houdini 1.5a 64-bit 4CPU           3264  24.5-24.5  (+11-11=27)    0.0   +54
 - Rybka 4.1 64-bit 4CPU              3206  26.0-23.0  (+13-10=26)   61.8   +14
 - Rybka 4 64-bit 4CPU                3198  26.0-23.0  (+11-8 =30)   86.2    +6
 - Stockfish 2.1.1 64-bit 4CPU        3194  22.0-27.0  (+10-15=24)   90.2   -40
 - Stockfish 2.0.1 64-bit 4CPU        3167  26.0-24.0  (+12-10=28)  100.0   -28
 - Komodo 4 64-bit                    3126  31.5-18.5  (+20-7 =23)  100.0    -5
 - Komodo 3 64-bit                    3109  36.0-14.0  (+26-4 =20)  100.0   +41
 - Naum 4.2 64-bit 4CPU               3098  31.0-19.0  (+18-6 =26)  100.0   -41
 - Komodo 2.03 64-bit                 3071  36.5-12.5  (+27-3 =19)  100.0   +19
 - Deep Shredder 12 64-bit 4CPU       3041  35.5-14.5  (+23-2 =25)  100.0   -41
 - Spike 1.4 Leiden 4CPU              3039  41.5-8.5   (+34-1 =15)  100.0   +68
 - Hiarcs 13.2 4CPU                   3033  37.5-11.5  (+29-3 =17)  100.0    +4
 - Spark 1.0 64-bit 4CPU              3029  32.5-16.5  (+20-4 =25)  100.0   -83
 - Deep Junior 12.5 64-bit 4CPU       3014  39.0-10.0  (+30-1 =18)  100.0    +3
 - Deep Junior 13 64-bit 4CPU         3012  36.0-13.0  (+28-5 =16)  100.0   -35
 - Hiarcs 13.1 4CPU                   3009  37.5-11.5  (+30-4 =15)  100.0   -15
 - Fritz 13                           2985  37.5-11.5  (+27-1 =21)  100.0   -56
 - Protector 1.4.0 64-bit 4CPU        2972  39.0-10.0  (+30-1 =18)  100.0   -36
 - Zappa Mexico II 64-bit 4CPU        2970  43.0-6.0   (+37-0 =12)  100.0   +53
 - Onno 1.2.70 64-bit 4CPU            2955  41.0-8.0   (+35-2 =12)  100.0    -1
 - Thinker 5.4c Inert 64-bit 4CPU     2952  44.0-5.0   (+39-0 =10)  100.0   +70
 - Deep Sjeng WC2008 64-bit 4CPU      2940  41.0-8.0   (+34-1 =14)  100.0   -23
 - Deep Sjeng 3.0 64-bit 4CPU         2930  43.0-5.0   (+38-0 =10)  100.0   +41
 - Toga II 1.4 beta5c 4CPU            2904  43.0-6.0   (+39-2 =8 )  100.0   +11


Created in 2005-2013 by CCRL team
Last games added on October 19, 2019