CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Critter 0.90 64-bit 4CPU in CCRL 40/4, 2019-11-16
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 0.90 64-bit 4CPU has no rank with rating of 3128 Elo points (+15 -14),
based on 1619 games: 722 wins, 253 losses and 644 draws
Score: 64.5%, Average opponent: −99.2, Draws: 39.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 4 64-bit 4CPU                3198  39.0-62.0  (+16-39=46)    0.0    -1
 - Houdini 1.5a 64-bit                3170  17.5-16.5  (+12-11=11)    0.0   +51
 - Stockfish 2.0.1 64-bit 4CPU        3167  25.0-25.0  (+8 -8 =34)    0.0   +38
 - Critter 1.01 64-bit 4CPU           3157  22.5-26.5  (+6 -10=33)    0.3    +8
 - Stockfish 1.9.1 64-bit 4CPU        3153  44.0-53.0  (+19-28=50)    0.3    -4
 - Naum 4.2 64-bit 4CPU               3099  57.5-44.5  (+32-19=51)  100.0    +7
 - Pedone 1.5 64-bit 4CPU             3093  15.5-18.5  (+10-13=11)   99.9   -65
 - Deep Shredder 12 64-bit 4CPU       3041  63.5-37.5  (+43-17=41)  100.0    -4
 - Spike 1.4 Leiden 4CPU              3039  33.0-17.0  (+22-6 =22)  100.0   +13
 - Hiarcs 13.2 4CPU                   3033  29.0-21.0  (+21-13=16)  100.0   -42
 - Spark 1.0 64-bit 4CPU              3029  69.5-30.5  (+45-6 =49)  100.0   +19
 - Hiarcs 13.1 4CPU                   3009  35.5-14.5  (+26-5 =19)  100.0   +17
 - Komodo 1.3 64-bit                  2993  37.0-13.0  (+27-3 =20)  100.0   +21
 - Deep Junior 12 64-bit 4CPU         2990  34.0-16.0  (+25-7 =18)  100.0   -19
 - Spark 0.4 64-bit 4CPU              2988  37.0-15.0  (+28-6 =18)  100.0    +2
 - Protector 1.4.0 64-bit 4CPU        2972  34.5-15.5  (+26-7 =17)  100.0   -29
 - Zappa Mexico II 64-bit 4CPU        2970  67.5-31.5  (+51-15=33)  100.0   -36
 - Komodo 1.2 64-bit                  2966  36.0-14.0  (+24-2 =24)  100.0   -28
 - Protector 1.3.5 64-bit 4CPU        2963  38.0-13.0  (+28-3 =20)  100.0    -5
 - Onno 1.2.70 64-bit 4CPU            2955  34.5-15.5  (+28-9 =13)  100.0   -38
 - Protector 1.3.4 64-bit 4CPU        2952  39.0-11.0  (+29-1 =20)  100.0    +6
 - Thinker 5.4c Inert 64-bit 4CPU     2952  41.0-9.0   (+35-3 =12)  100.0   +66
 - Gull 1.1 64-bit                    2943  35.0-15.0  (+27-7 =16)  100.0   -47
 - Deep Sjeng WC2008 64-bit 4CPU      2940  37.5-12.5  (+31-6 =13)  100.0    -6
 - Deep Sjeng 3.0 64-bit 4CPU         2930  38.5-10.5  (+32-4 =13)  100.0   +11
 - Deep Sjeng c't 2010                2925  41.0-9.0   (+37-5 =8 )  100.0   +58
 - Toga II 1.4 beta5c 4CPU            2904  42.0-8.0   (+34-0 =16)  100.0   +15


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