CCRL 40/4
Downloads and Statistics
July 17, 2019
Testing summary:
Total: 2'068'038 games
played by 2'396 programs
27793 CPU days (X2 4600+)

White wins: 803'434 (38.9%)
Black wins: 650'049 (31.4%)
Draws: 614'555 (29.7%)
White score: 53.7%

Engine Details

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Scorpio 2.8.5 MCTS 64-bit in CCRL 40/4, 2019-07-17
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 2.8.5 MCTS 64-bit has no rank with rating of 2814 Elo points (+23 -22),
based on 720 games: 333 wins, 194 losses and 193 draws
Score: 59.7%, Average opponent: −71.6, Draws: 26.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Scorpio 2.8 64-bit                 2902  15.0-25.0  (+7 -17=16)    0.0    +8
 - Fruit Reloaded 3.2.1 64-bit        2872  21.0-19.0  (+14-12=14)    0.0   +74
 - Gaviota 1.0 64-bit                 2872  19.5-20.5  (+15-16=9 )    0.0   +52
 - Rhetoric 1.4.3 64-bit              2804  16.5-23.5  (+12-19=9 )   79.5   -72
 - Godel 4.0.7 64-bit                 2803  19.5-20.5  (+15-16=9 )   78.9   -23
 - Marvin 3.1.0 64-bit                2792  23.0-17.0  (+16-10=14)   93.9   +26
 - Pawny 1.2 64-bit                   2767  18.5-21.5  (+12-15=13)  100.0   -73
 - Bison 9.11 64-bit                  2761  22.5-17.5  (+14-9 =17)  100.0   -15
 - BugChess2 1.9 64-bit               2759  28.0-12.0  (+25-9 =6 )  100.0  +103
 - Gogobello 1.4 64-bit               2754  23.5-16.5  (+18-11=11)  100.0    +3
 - Shield 2.1 64-bit                  2738  18.5-21.5  (+14-17=9 )  100.0  -103
 - Cheese 1.9 64-bit                  2731  19.5-20.5  (+14-15=11)  100.0   -91
 - Arminius 2017-01-01 64-bit         2688  25.5-14.5  (+18-7 =15)  100.0   -38
 - RedQueen 1.1.98 64-bit             2669  29.0-11.0  (+24-6 =10)  100.0   +16
 - WyldChess 1.51 64-bit              2631  32.5-7.5   (+30-5 =5 )  100.0   +78
 - Philou 3.7.1 64-bit                2620  30.5-9.5   (+25-4 =11)  100.0    -7
 - DanaSah 7.3                        2617  32.0-8.0   (+28-4 =8 )  100.0   +34
 - Floyd 0.9 64-bit                   2584  35.0-5.0   (+32-2 =6 )  100.0   +88


Created in 2005-2013 by CCRL team
Last games added on July 17, 2019