CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Ethereal 11.25 64-bit 4CPU in CCRL 40/40, 2019-12-07
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Ethereal 11.25 64-bit 4CPU has no rank with rating of 3300 Elo points (+21 -21),
based on 588 games: 80 wins, 123 losses and 385 draws
Score: 46.3%, Average opponent: +24.1, Draws: 65.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit 4CPU           3465   9.5-22.5  (+0 -13=19)    0.0   +49
 - SugaR 1.6.1 64-bit 4CPU            3463   7.5-24.5  (+0 -17=15)    0.0    -3
 - ShashChess 8.0 64-bit 4CPU         3452   6.0-26.0  (+0 -20=12)    0.0   -58
 - Komodo 13.02 64-bit 4CPU           3401   9.5-22.5  (+1 -14=17)    0.0   -20
 - Houdini 6 64-bit 4CPU              3399  10.5-21.5  (+0 -11=21)    0.0    +3
 - Komodo 12.3 64-bit 4CPU            3386   9.5-22.5  (+1 -14=17)    0.0   -35
 - Fire 7.1 64-bit 4CPU               3322  20.0-28.0  (+2 -10=36)    4.1   -22
 - Xiphos 0.5 64-bit 4CPU             3310  20.5-17.5  (+5 -2 =31)   23.6   +29
 - Komodo 12.3 MCTS 64-bit 4CPU       3294   9.0-7.0   (+5 -3 =8 )   64.7   +30
 - Laser 1.7 64-bit 4CPU              3283  25.0-23.0  (+7 -5 =36)   88.5    -5
 - Deep Shredder 13 64-bit 4CPU       3279  25.5-22.5  (+7 -4 =37)   96.0    -5
 - Fizbo 2 64-bit 4CPU                3277  24.5-13.5  (+13-2 =23)   96.9   +58
 - Andscacs 0.95 64-bit 4CPU          3266  25.5-22.5  (+7 -4 =37)   99.3   -17
 - Booot 6.3.1 64-bit 4CPU            3264  21.0-17.0  (+6 -2 =30)   99.7    -9
 - RofChade 2.1 64-bit 4CPU           3250  12.5-9.5   (+3 -0 =19)   99.9   -16
 - Schooner 2.1 64-bit 4CPU           3216  19.5-6.5   (+14-1 =11)  100.0   +75
 - Schooner 2.0.34 64-bit 4CPU        3201   4.5-1.5   (+3 -0 =3 )  100.0   +53
 - Arasan 21.3 64-bit 4CPU            3195  12.5-7.5   (+6 -1 =13)  100.0   -37


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