CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Lc0 0.20.1 w36089 64-bit in CCRL 40/40, 2019-07-11
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Lc0 0.20.1 w36089 64-bit is #44 with rating of 3048 Elo points (+21 -21),
based on 799 games: 314 wins, 196 losses and 289 draws
Score: 57.4%, Average opponent: −56.2, Draws: 36.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Laser 1.7 64-bit                   3212  10.5-21.5  (+2 -13=17)    0.0   +62
 - Booot 6.3.1 64-bit                 3203   9.5-22.5  (+2 -15=15)    0.0   +29
 - Fizbo 2 64-bit                     3198   9.5-22.5  (+3 -16=13)    0.0   +21
 - Andscacs 0.95 64-bit               3185  10.5-21.5  (+4 -15=13)    0.0   +26
 - Xiphos 0.4 64-bit                  3150  11.0-21.0  (+4 -14=14)    0.0    +1
 - Arasan 21.3 64-bit                 3123   6.0-8.0   (+2 -4 =8 )    0.0   +35
 - RubiChess 1.5 64-bit               3123   3.0-7.0   (+0 -4 =6 )    0.0   -39
 - Chiron 4 64-bit                    3114  12.0-20.0  (+5 -13=14)    0.0   -12
 - Schooner 2.0.34 64-bit             3110  18.0-13.0  (+12-7 =12)    0.0  +118
 - Pedone 1.9 64-bit                  3085  11.5-8.5   (+6 -3 =11)    0.3   +84
 - Wasp 3.60 64-bit                   3039   8.0-8.0   (+4 -4 =8 )   71.9   -11
 - RubiChess 1.4 64-bit               3037   7.0-9.0   (+5 -7 =4 )   78.8   -57
 - Sting SF 15 64-bit                 3031  14.0-10.0  (+10-6 =8 )   84.3   +38
 - RubiChess 1.3 64-bit               2979   8.5-5.5   (+7 -4 =3 )  100.0    +9
 - Pirarucu 2.9.5 64-bit              2965   9.5-4.5   (+6 -1 =7 )  100.0   +27
 - Amoeba 2.8 64-bit                  2926  20.5-11.5  (+17-8 =7 )  100.0   -20
 - Bobcat 8.0 64-bit                  2923  19.0-13.0  (+12-6 =14)  100.0   -64
 - Cheng 4.39 64-bit                  2920  17.5-14.5  (+13-10=9 )  100.0   -93
 - Spike 1.4 Leiden                   2915  24.5-7.5   (+20-3 =9 )  100.0   +55
 - Deuterium 2018.1.35.514 64-bit     2912  20.5-11.5  (+15-6 =11)  100.0   -45
 - Quazar 0.4 64-bit                  2905  19.5-12.5  (+15-8 =9 )  100.0   -67
 - Toga II 4.0 64-bit                 2904  21.5-10.5  (+17-6 =9 )  100.0   -24
 - Atlas 3.91 64-bit                  2899  23.5-8.5   (+19-4 =9 )  100.0   +17
 - Spark 1.0 64-bit                   2893  22.5-9.5   (+19-6 =7 )  100.0    -3
 - Gaviota 1.0 64-bit                 2859  23.0-9.0   (+18-4 =10)  100.0   -37
 - MinkoChess 1.3 64-bit              2854  25.5-6.5   (+21-2 =9 )  100.0   +20
 - Nemo 1.0.1 64-bit                  2847  23.0-9.0   (+17-3 =12)  100.0   -59
 - DisasterArea 1.65 64-bit           2845  26.0-6.0   (+21-1 =10)  100.0   +16
 - Tornado 8.0 64-bit                 2842  23.5-8.5   (+18-3 =11)  100.0   -46


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019