CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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DiscoCheck 5.0.1 64-bit in CCRL 40/4, 2019-07-20
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:
DiscoCheck 5.0.1 64-bit has no rank with rating of 2839 Elo points (+40 -40),
based on 210 games: 84 wins, 54 losses and 72 draws
Score: 57.1%, Average opponent: −46.8, Draws: 34.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Quazar 0.4 64-bit                  2899   4.0-6.0   (+3 -5 =2 )    0.2   -13
 - Murka 3 64-bit                     2882   6.5-3.5   (+5 -2 =3 )    2.0  +147
 - Toga II 3.0                        2875  13.5-16.5  (+7 -10=13)    4.8    +8
 - MinkoChess 1.3 64-bit              2869   2.0-8.0   (+1 -7 =2 )    7.6  -196
 - Texel 1.02 64-bit                  2840   5.5-4.5   (+4 -3 =3 )   49.5   +37
 - Scorpio 2.7.6 64-bit               2816   4.5-5.5   (+3 -4 =3 )   86.6   -54
 - GNU Chess 5.50 64-bit              2780  13.0-7.0   (+10-4 =6 )   99.6   +42
 - Octochess r5190 64-bit             2778  15.0-5.0   (+12-2 =6 )   99.9  +112
 - EXchess 7.18b 64-bit               2764  12.5-7.5   (+9 -4 =7 )  100.0    +7
 - NirvanaChess 1.3 64-bit            2761   5.5-4.5   (+4 -3 =3 )  100.0   -41
 - Arasan 16.2 64-bit                 2727   6.0-4.0   (+5 -3 =2 )  100.0   -38
 - Deuterium 13.1.31.113 64-bit       2721   6.0-4.0   (+4 -2 =4 )  100.0   -58
 - iCE 1.0 64-bit                     2721   6.0-4.0   (+4 -2 =4 )  100.0   -54
 - Rodent 1.2 64-bit                  2717   7.5-2.5   (+5 -0 =5 )  100.0   +28
 - Bobcat 3.25 64-bit                 2712   7.0-3.0   (+6 -2 =2 )  100.0   +22
 - Atlas 3.60 64-bit                  2703   5.5-4.5   (+2 -1 =7 )  100.0  -111


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019