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 2.7.8 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:
Scorpio 2.7.8 64-bit has no rank with rating of 2847 Elo points (+26 -26),
based on 506 games: 188 wins, 159 losses and 159 draws
Score: 52.9%, Average opponent: −20.8, Draws: 31.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Zurichess Neuchatel 64-bit         2900  12.0-18.0  (+6 -12=12)    0.0   -10
 - Quazar 0.4 64-bit                  2899   6.5-23.5  (+2 -19=9 )    0.0  -146
 - Deuterium 14.3.34.130 64-bit       2883  10.5-19.5  (+6 -15=9 )    0.5   -68
 - Murka 3 64-bit                     2882  16.5-13.5  (+8 -5 =17)    0.5   +61
 - Atlas 3.80 64-bit                  2874   9.5-20.5  (+5 -16=9 )    2.5   -97
 - Ethereal 8.61 64-bit               2862  15.5-12.5  (+11-8 =9 )   19.3   +51
 - Nemo 1.0.1 64-bit                  2857  11.5-17.5  (+8 -14=7 )   24.5   -64
 - Ethereal 8.37 64-bit               2825  18.0-12.0  (+13-7 =10)   91.7   +44
 - Octochess r5506 64-bit             2820  19.5-10.5  (+15-6 =9 )   96.5   +79
 - The Baron 3.41 64-bit              2820  13.5-16.5  (+9 -12=9 )   96.5   -59
 - Rhetoric 1.4.3 64-bit              2804  20.5-9.5   (+17-6 =7 )   99.9   +88
 - Ktulu 9                            2781  17.5-12.5  (+13-8 =9 )  100.0   -10
 - The Baron 3.42 64-bit              2780  16.5-13.5  (+11-8 =11)  100.0   -33
 - Frenzee 3.5.19 64-bit              2768  19.0-11.0  (+14-6 =10)  100.0   +12
 - Pawny 1.2 64-bit                   2767  23.0-6.0   (+20-3 =6 )  100.0  +146
 - Twisted Logic 20100131x 64-bit     2766  21.0-9.0   (+16-4 =10)  100.0   +55
 - RuyDos 1.0.27 64-bit               2758  17.0-13.0  (+14-10=6 )  100.0   -41


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