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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Scorpio 2.7.9 64-bit 4CPU 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:
Scorpio 2.7.9 64-bit 4CPU has no rank with rating of 2982 Elo points (+25 -25),
based on 520 games: 142 wins, 186 losses and 192 draws
Score: 45.8%, Average opponent: +27.0, Draws: 36.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Strelka 5.5 64-bit                 3140   7.5-22.5  (+3 -18=9 )    0.0   -15
 - Defenchess (SCTR) 1.1f 64-bit 4CPU 3120   6.5-23.5  (+1 -18=11)    0.0   -51
 - Laser 1.4 64-bit 4CPU              3091  10.5-19.5  (+6 -15=9 )    0.0    +5
 - Crafty 25.2 64-bit 4CPU            3057  10.5-19.5  (+6 -15=9 )    0.0   -24
 - Rodent III 0.232 64-bit 4CPU       3049  16.0-14.0  (+9 -7 =14)    0.0   +88
 - Spike 1.4 Leiden 4CPU              3037  15.0-15.0  (+9 -9 =12)    0.0   +55
 - SmarThink 1.97 64-bit              3031  12.5-17.5  (+10-15=5 )    0.0    -9
 - Hakkapeliitta TCEC v2 64-bit       3023  14.0-16.0  (+7 -9 =14)    0.1   +22
 - EXchess 7.97b 64-bit 4CPU          3013  13.0-17.0  (+5 -9 =16)    2.1    -9
 - Demolito 2017-08-26 64-bit 4CPU    3003  16.5-13.5  (+11-8 =11)   11.2   +49
 - Tucano 7.00 64-bit 4CPU            2995  16.5-13.5  (+10-7 =13)   21.1   +47
 - Scorpio 2.8 64-bit 4CPU            2994  12.5-27.5  (+2 -17=21)   21.9   -96
 - Gaviota 1.0 64-bit 4CPU            2971  14.5-15.5  (+10-11=9 )   77.1   -18
 - Amoeba 2.7 64-bit                  2938  16.5-13.5  (+11-8 =11)   99.9   -13
 - Fruit Reloaded 3.2.1 64-bit 4CPU   2927  17.5-12.5  (+11-6 =13)  100.0    -2
 - Atlas 3.91 64-bit                  2926  15.5-14.5  (+13-12=5 )  100.0   -44
 - BugChess2 1.9 64-bit 4CPU          2843  23.0-7.0   (+18-2 =10)  100.0   +40


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