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

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Counter 3.1 64-bit 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:
Counter 3.1 64-bit has no rank with rating of 2785 Elo points (+20 -20),
based on 804 games: 262 wins, 240 losses and 302 draws
Score: 51.4%, Average opponent: −9.9, Draws: 37.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Lc0 0.20.1 w11258 64-bit           2954   4.5-13.5  (+2 -11=5 )    0.0    -8
 - Marvin 3.2.0 64-bit 4CPU           2922  10.5-23.5  (+3 -16=15)    0.0   +18
 - RubiChess 1.2.1 64-bit             2908   5.5-8.5   (+2 -5 =7 )    0.0   +60
 - Amoeba 2.7 64-bit                  2906   4.5-13.5  (+0 -9 =9 )    0.0   -28
 - Toga II 4.0 64-bit                 2905   5.0-13.0  (+2 -10=6 )    0.0   -31
 - Shield 2.1 64-bit 4CPU             2844  20.0-12.0  (+14-6 =12)    0.0  +137
 - Winter 0.4a 64-bit                 2833  14.5-29.5  (+5 -20=19)    0.1   -59
 - Tucano 7.05 64-bit                 2824   8.0-10.0  (+4 -6 =8 )    1.3    +7
 - Zurichess Neuchatel 64-bit         2824   7.5-10.5  (+2 -5 =11)    0.1    -9
 - Jonny 4.00 4CPU                    2816  17.0-15.0  (+12-10=10)    2.8   +53
 - Godel 4.4.5 64-bit                 2815  13.0-23.0  (+10-20=6 )    1.4   -73
 - The Baron 3.42 64-bit              2797   7.5-10.5  (+3 -6 =9 )   16.5   -35
 - RuyDos 1.1.9 64-bit                2793  13.0-23.0  (+9 -19=8 )   24.8   -92
 - tomitankChess 3.0 64-bit           2784  10.5-15.5  (+4 -9 =13)   51.5   -55
 - Winter 0.3 64-bit                  2764  11.5-10.5  (+7 -6 =9 )   90.1   -13
 - Bison 9.11 64-bit                  2756  28.5-21.5  (+18-11=21)   99.2   +15
 - Cheese 2.0 64-bit                  2753  13.5-8.5   (+9 -4 =9 )   99.4   +40
 - Carballo 1.7 64-bit                2737  11.5-10.5  (+6 -5 =11)  100.0   -35
 - Arminius 2018-12-23 64-bit         2730  11.5-10.5  (+9 -8 =5 )  100.0   -37
 - Shield 2.1 64-bit                  2729  14.5-7.5   (+10-3 =9 )  100.0   +43
 - Nebula 2.0 64-bit 4CPU             2726  21.0-11.0  (+15-5 =12)  100.0   +40
 - Devel 2.0000                       2724  12.0-6.0   (+9 -3 =6 )  100.0   +50
 - Counter 2.9 64-bit                 2715  36.5-23.5  (+25-12=23)  100.0     0
 - GreKo 2018 64-bit                  2711  26.5-19.5  (+19-12=15)  100.0   -23
 - ProDeo 2.8                         2706  25.0-11.0  (+18-4 =14)  100.0   +46
 - Chessmaster 11 Conqueror           2698  10.5-7.5   (+6 -3 =9 )  100.0   -36
 - Gogobello 1.4 64-bit               2688  23.5-12.5  (+16-5 =15)  100.0     0
 - ECE X3 64-bit                      2645  26.0-10.0  (+23-7 =6 )  100.0   +32


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