CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Scorpio 2.0 32-bit 4CPU in CCRL 40/4, 2019-12-07
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Scorpio 2.0 32-bit 4CPU has no rank with rating of 2730 Elo points (+20 -20),
based on 1005 games: 145 wins, 565 losses and 295 draws
Score: 29.1%, Average opponent: +154.3, Draws: 29.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 2.3.2a 64-bit 4CPU           3044   6.0-43.0  (+1 -38=10)    0.0   +13
 - Naum 3 64-bit 4CPU                 2986  19.0-81.0  (+8 -70=22)    0.0   +20
 - Rybka 2.3.2a 64-bit                2977   8.5-41.5  (+2 -35=13)    0.0    +2
 - Zappa Mexico II 64-bit 4CPU        2971  10.0-40.0  (+4 -34=12)    0.0   +17
 - Zappa Mexico 64-bit 4CPU           2945  27.5-71.5  (+14-58=27)    0.0   +55
 - Deep Shredder 11 64-bit 4CPU       2932   8.0-39.0  (+3 -34=10)    0.0   -51
 - Hiarcs 11.2 4CPU                   2914  12.0-38.0  (+4 -30=16)    0.0    +6
 - Naum 2.2 64-bit 4CPU               2908  16.0-33.0  (+10-27=12)    0.0   +54
 - Toga II 1.4 beta5c 4CPU            2904  11.0-39.0  (+4 -32=14)    0.0   -25
 - Toga II 1.4.1SE 4CPU               2899   8.5-21.5  (+4 -17=9 )    0.0   +17
 - Loop M1-T 64-bit 4CPU              2881  12.0-35.0  (+3 -26=18)    0.0    -9
 - Glaurung 2.0.1 64-bit 4CPU         2861  13.5-34.5  (+9 -30=9 )    0.0   -39
 - Bright 0.3a 4CPU                   2853  12.5-36.5  (+7 -31=11)    0.0   -57
 - Bright 0.2c 4CPU                   2812  16.0-34.0  (+9 -27=14)    0.0   -45
 - Zappa Mexico 64-bit                2810  19.5-30.5  (+12-23=15)    0.0    +4
 - Naum 2.2 64-bit                    2784  21.0-28.0  (+9 -16=24)    0.0   +13
 - Scorpio 2.1 64-bit 4CPU            2722  49.5-49.5  (+27-27=45)   73.8    -8
 - Pharaon 3.5.1 4CPU                 2674  22.0-17.0  (+15-10=14)  100.0   -12


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019