CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Scorpio 2.7.5 64-bit 4CPU in CCRL 40/40, 2019-08-17
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:
Scorpio 2.7.5 64-bit 4CPU has no rank with rating of 2857 Elo points (+36 -36),
based on 230 games: 43 wins, 70 losses and 117 draws
Score: 44.1%, Average opponent: +34.0, Draws: 50.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Chiron 1.5 64-bit 4CPU            3046   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Hannibal 1.3 64-bit 4CPU          3033   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Deep Junior Yokohama 64-bit 4CPU  3025   2.5-7.5   (+0 -5 =5 )    0.0   +19
 - Deep Junior 13.3 64-bit 4CPU      3019   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Spike 1.4 Leiden 4CPU             3016   0.5-1.5   (+0 -1 =1 )    0.0    +2
 - Protector 1.4.0 64-bit 4CPU       2983   0.5-1.5   (+0 -1 =1 )    0.0   -30
 - Zappa Mexico II 64-bit 4CPU       2969   1.0-1.0   (+1 -1 =0 )    0.0  +112
 - Spark 1.0 64-bit 4CPU             2969   4.5-7.5   (+1 -4 =7 )    0.0   +40
 - EXchess 7.88b 64-bit 4CPU         2958   4.5-5.5   (+2 -3 =5 )    0.0   +73
 - Onno 1.2.70 64-bit 4CPU           2934   0.5-1.5   (+0 -1 =1 )    0.0   -79
 - Bobcat 7.1 64-bit 4CPU            2933   3.5-6.5   (+0 -3 =7 )    0.1    -3
 - Thinker 5.4d Inert 64-bit 4CPU    2926   2.5-1.5   (+1 -0 =3 )    0.1  +128
 - Deep Sjeng WC2008 64-bit 4CPU     2926   0.5-1.5   (+0 -1 =1 )    0.0   -87
 - Toga II 3.0 4CPU                  2919   5.5-6.5   (+1 -2 =9 )    0.2   +42
 - Quazar 0.4 64-bit                 2905   0.5-1.5   (+0 -1 =1 )    0.6   -94
 - Bright 0.5c 4CPU                  2891   6.5-9.5   (+1 -4 =11)    5.5   -11
 - MinkoChess 1.3 64-bit 4CPU        2886  13.0-13.0  (+5 -5 =16)    7.9   +29
 - Tornado 4.88 64-bit 4CPU          2886   7.0-19.0  (+1 -13=12)    9.0  -112
 - Crafty 23.4 64-bit 4CPU           2865  11.5-10.5  (+7 -6 =9 )   37.5   +26
 - Gaviota 0.86 64-bit 4CPU          2860   3.0-1.0   (+2 -0 =2 )   45.1  +145
 - Nemo 1.0.1 64-bit                 2847   0.5-1.5   (+0 -1 =1 )   68.8  -166
 - Booot 5.1.0                       2843   1.0-1.0   (+0 -0 =2 )   75.7   -14
 - Loop 13.6 (Loop 2007) 64-bit 4CPU 2839   8.0-6.0   (+5 -3 =6 )   81.4   +26
 - BugChess2 1.9 64-bit 4CPU         2838   9.5-6.5   (+6 -3 =7 )   81.7   +39
 - Jonny 4.00 4CPU                   2816   7.5-8.5   (+5 -6 =5 )   97.0   -60
 - Texel 1.01 64-bit                 2787   1.5-0.5   (+1 -0 =1 )   99.9   +72
 - Alfil 13.1 64-bit 4CPU            2746   2.5-1.5   (+1 -0 =3 )  100.0   -44
 - Nebula 2.0 64-bit 4CPU            2725   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Pharaon 3.5.1 4CPU                2673   1.5-0.5   (+1 -0 =1 )  100.0   -27


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