CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Critter 1.2 32-bit in CCRL 40/40, 2018-01-20
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 Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Critter 1.2 32-bit has no rank with rating of 3057 Elo points (+17 -17),
based on 1224 games: 561 wins, 132 losses and 531 draws
Score: 67.5%, Average opponent: −116.9, Draws: 43.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 2.0c 32-bit                3104  27.5-40.5  (+13-26=29)    0.0   -12
 - Houdini 1.5a 32-bit                3093  13.5-24.5  (+3 -14=21)    0.1   -47
 - Laser 1.5 64-bit                   3074   7.5-12.5  (+2 -7 =11)   11.0   -55
 - Andscacs 0.85 64-bit               3062   5.0-5.0   (+3 -3 =4 )   34.1    +5
 - Nemorino 4.00 64-bit               3048   6.0-4.0   (+4 -2 =4 )   71.4   +57
 - Rybka 4.1 32-bit                   3032  24.5-21.5  (+10-7 =29)   99.2    -7
 - Komodo 4 32-bit                    3032  14.5-15.5  (+3 -4 =23)   98.3   -33
 - Stockfish 2.1.1 32-bit             3029  36.5-24.5  (+19-7 =35)   99.3   +28
 - Komodo 3 32-bit                    3025  32.0-22.0  (+15-5 =34)   99.9   +19
 - Komodo 2.03 32-bit                 3007  26.5-15.5  (+16-5 =21)  100.0   +29
 - Fritz 13                           2963  21.0-9.0   (+15-3 =12)  100.0   +32
 - Naum 4.2 32-bit                    2960  30.5-15.5  (+22-7 =17)  100.0    +8
 - Deep Sjeng c't 2010                2943  32.5-17.5  (+22-7 =21)  100.0   -18
 - Shredder 12 32-bit                 2931  50.5-25.5  (+33-8 =35)  100.0   -24
 - Chiron 1.1a 32-bit                 2930  27.5-10.5  (+20-3 =15)  100.0   +16
 - Spike 1.4 Leiden                   2921  45.5-16.5  (+30-1 =31)  100.0    +6
 - Rybka 2.3.2a 32-bit                2913  25.0-5.0   (+20-0 =10)  100.0   +89
 - Deep Junior 12.5 32-bit            2909  29.0-13.0  (+20-4 =18)  100.0   -27
 - Hiarcs 13.2                        2900  29.0-13.0  (+18-2 =22)  100.0   -43
 - Gull 1.0a 32-bit                   2887  23.0-7.0   (+19-3 =8 )  100.0   +25
 - Fritz 12                           2887  26.0-8.0   (+19-1 =14)  100.0    +2
 - Protector 1.4.0 32-bit             2879  41.0-9.0   (+34-2 =14)  100.0   +54
 - Gull 1.2 32-bit                    2876  32.5-9.5   (+25-2 =15)  100.0    +3
 - Hannibal 1.1 32-bit                2874  33.0-9.0   (+26-2 =14)  100.0   +13
 - Spark 1.0 32-bit                   2866  32.0-13.0  (+23-4 =18)  100.0   -57
 - Thinker 5.4d Inert 32-bit          2857  37.5-8.5   (+30-1 =15)  100.0   +20
 - Booot 5.1.0                        2845  39.0-7.0   (+32-0 =14)  100.0   +37
 - Cyclone xTreme                     2825  24.5-5.5   (+20-1 =9 )  100.0    -5
 - MinkoChess 1.2 32-bit              2782  36.5-7.5   (+30-1 =13)  100.0   -39
 - Jonny 4.00                         2782   8.0-0.0   (+8 -0 =0 )  100.0  +INF
 - Scorpio 2.7 32-bit                 2750   6.0-2.0   (+4 -0 =4 )  100.0  -156
 - Chronos 1.9.9 32-bit               2740   3.5-0.5   (+3 -0 =1 )  100.0   -27


Created in 2005-2013 by CCRL team
Last games added on January 20, 2018