CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

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Scorpio 2.1 64-bit 4CPU in CCRL 40/40, 2019-09-21
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 2.1 64-bit 4CPU has no rank with rating of 2720 Elo points (+27 -27),
based on 490 games: 91 wins, 244 losses and 155 draws
Score: 34.4%, Average opponent: +108.8, Draws: 31.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 2.2 64-bit 4CPU              2977   7.0-25.0  (+2 -20=10)    0.0   +61
 - Deep Sjeng WC2008 64-bit 4CPU      2926   7.0-18.0  (+1 -12=12)    0.0   +74
 - Thinker 5.4c Inert 64-bit 4CPU     2924   5.5-21.5  (+2 -18=7 )    0.0    -8
 - Deep Shredder 11 64-bit 4CPU       2917   3.0-22.0  (+1 -20=4 )    0.0  -121
 - Toga II 1.4.1SE 4CPU               2905   2.5-19.5  (+1 -18=3 )    0.0  -145
 - Bright 0.4a 4CPU                   2897   4.0-22.0  (+1 -19=6 )    0.0   -86
 - Glaurung 2.2 64-bit 4CPU           2897   3.0-25.0  (+0 -22=6 )    0.0  -141
 - Hiarcs 12 4CPU                     2894   8.0-20.0  (+4 -16=8 )    0.0   +21
 - Deep Junior 10 4CPU                2803  10.5-19.5  (+5 -14=11)    0.0   -16
 - Naum 2.2 64-bit                    2798  12.5-17.5  (+8 -13=9 )    0.0   +23
 - Fruit 05/11/03                     2774  16.5-21.5  (+11-16=11)    0.1    +9
 - Glaurung 1.2.1 64-bit 4CPU         2766  18.5-21.5  (+9 -12=19)    0.2   +22
 - Crafty 23.0 64-bit 4CPU            2760  28.0-30.0  (+19-21=18)    0.6   +27
 - Spike 1.2 Turin                    2746  11.0-18.0  (+5 -12=12)    3.4   -46
 - Scorpio 2.0 32-bit 4CPU            2732  13.5-14.5  (+6 -7 =15)   23.8    +3
 - Pharaon 3.5.1 4CPU                 2673  18.0-6.0   (+16-4 =4 )   99.3  +146


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019