CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Critter 0.52 64-bit in CCRL 40/4, 2019-09-14
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Critter 0.52 64-bit has no rank with rating of 2794 Elo points (+22 -21),
based on 797 games: 388 wins, 157 losses and 252 draws
Score: 64.5%, Average opponent: −101.8, Draws: 31.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 1.0 64-bit                  2932   8.0-23.0  (+3 -18=10)    0.0   -25
 - Spark 0.4 64-bit                   2882  15.0-15.0  (+9 -9 =12)    0.0   +86
 - Critter 0.60 64-bit                2866  10.0-20.0  (+5 -15=10)    0.0   -39
 - Onno 1.1.1 64-bit                  2837  12.0-20.0  (+4 -12=16)    0.0   -32
 - Ktulu 9                            2781  19.0-12.0  (+15-8 =8 )   86.5   +63
 - Twisted Logic 20090922 64-bit      2770  20.0-12.0  (+15-7 =10)   98.2   +63
 - SmarThink 1.20 64-bit              2747  20.5-11.5  (+16-7 =9 )  100.0   +50
 - Spike 1.2 Turin                    2731  19.5-12.5  (+12-5 =15)  100.0     0
 - Chess Tiger 2007.1                 2713  19.0-13.0  (+14-8 =10)  100.0   -18
 - Frenzee Feb08 64-bit               2694  22.0-10.0  (+17-5 =10)  100.0   +26
 - BugChess2 1.6.4 64-bit             2670  20.0-12.0  (+15-7 =10)  100.0   -39
 - Booot 4.15.0                       2665  22.0-10.0  (+18-6 =8 )  100.0    +3
 - Alaric 707                         2663  24.0-10.0  (+18-4 =12)  100.0    +5
 - Colossus 2008b                     2642  24.0-8.0   (+21-5 =6 )  100.0   +39
 - Chronos 1.9.7                      2639  26.5-5.5   (+23-2 =7 )  100.0   +96
 - E.T. Chess 13.01.08                2634  21.5-9.5   (+18-6 =7 )  100.0   -19
 - Gandalf 6                          2627  23.5-8.5   (+18-3 =11)  100.0   -11
 - Alfil 8.1.1 Optimized              2625  26.5-5.5   (+21-0 =11)  100.0   +57
 - WildCat 8                          2623  22.0-10.0  (+16-4 =12)  100.0   -48
 - Movei 00.8.438 (10 10 10)          2622  22.5-11.5  (+18-7 =9 )  100.0   -60
 - Sloppy 0.2.2 64-bit                2617  22.0-10.0  (+16-4 =12)  100.0   -53
 - Slow Chess Blitz WV2.1             2615  25.0-7.0   (+20-2 =10)  100.0   +16
 - Ruffian 2.1.0                      2609  21.5-10.5  (+16-5 =11)  100.0   -71
 - GarboChess 2.10 64-bit             2598  21.0-11.0  (+17-7 =8 )  100.0   -84
 - Fritz 5.32                         2540  27.0-5.0   (+23-1 =8 )  100.0    +5


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019