CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Scorpio 2.1 64-bit 4CPU in CCRL 40/4, 2019-11-16
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 2.1 64-bit 4CPU has no rank with rating of 2722 Elo points (+17 -17),
based on 1495 games: 237 wins, 911 losses and 347 draws
Score: 27.5%, Average opponent: +173.7, Draws: 23.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Naum 4 64-bit 4CPU                 3061  11.0-89.0  (+4 -82=14)    0.0    -1
 - Rybka 2.2 64-bit 4CPU              3002  12.0-88.0  (+5 -81=14)    0.0   -48
 - Stockfish 1.4 64-bit 4CPU          2975  14.5-85.5  (+9 -80=11)    0.0   -56
 - Zappa Mexico II 64-bit 4CPU        2970  20.0-80.0  (+8 -68=24)    0.0   +23
 - Thinker 5.4c Inert 64-bit 4CPU     2952  20.5-79.5  (+10-69=21)    0.0    +4
 - Deep Sjeng WC2008 64-bit 4CPU      2940  23.0-77.0  (+13-67=20)    0.0   +12
 - Hiarcs 12.1 4CPU                   2939  21.0-79.0  (+7 -65=28)    0.0    +8
 - Deep Shredder 11 64-bit 4CPU       2932  18.5-81.5  (+8 -71=21)    0.0   -33
 - Thinker 5.4a Inert 64-bit 4CPU     2926  22.0-77.0  (+9 -64=26)    0.0    +1
 - Glaurung 2.2 64-bit 4CPU           2915  23.0-77.0  (+10-64=26)    0.0    -2
 - Fritz 11                           2888  29.5-70.5  (+13-54=33)    0.0   +26
 - Loop M1-T 64-bit 4CPU              2881  25.0-74.0  (+14-63=22)    0.0   -24
 - Crafty 23.0 64-bit 4CPU            2744  48.5-51.5  (+37-40=23)    3.3   +12
 - Scorpio 2.0 32-bit 4CPU            2730  49.5-49.5  (+27-27=45)   26.3    +8
 - Arasan 11.3 64-bit 4CPU            2573  72.5-25.5  (+63-16=19)  100.0   +34


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019