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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Ethereal 11.00 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:
Ethereal 11.00 64-bit 4CPU has no rank with rating of 3383 Elo points (+17 -17),
based on 1012 games: 246 wins, 202 losses and 564 draws
Score: 52.2%, Average opponent: −15.0, Draws: 55.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit 4CPU           3549  14.5-39.5  (+1 -26=27)    0.0   +22
 - Stockfish 9 64-bit 4CPU            3546  11.0-24.0  (+0 -13=22)    0.0   +56
 - Komodo 12.2.2 64-bit 4CPU          3490  29.0-55.0  (+5 -31=48)    0.0   +17
 - Komodo 12.3 64-bit 4CPU            3488  22.0-60.0  (+2 -40=40)    0.0   -35
 - Komodo 12 64-bit 4CPU              3488  14.0-36.0  (+0 -22=28)    0.0   -23
 - Fire 7.1 64-bit 4CPU               3425  43.5-48.5  (+11-16=65)    0.0   +28
 - Komodo 12.3 MCTS 64-bit 4CPU       3412  22.0-26.0  (+9 -13=26)    0.5    +7
 - Fizbo 2 64-bit 4CPU                3345  27.0-23.0  (+10-6 =34)  100.0   -16
 - Xiphos 0.4 64-bit 4CPU             3324  27.5-18.5  (+14-5 =27)  100.0    -4
 - Andscacs 0.94 64-bit 4CPU          3324  61.5-38.5  (+30-7 =63)  100.0    +3
 - Booot 6.3.1 64-bit 4CPU            3324  55.5-43.5  (+25-13=61)  100.0   -25
 - Schooner 2.0.34 64-bit 4CPU        3276  31.0-13.0  (+20-2 =22)  100.0   +15
 - Equinox 3.30 64-bit 4CPU           3253  24.0-12.0  (+13-1 =22)  100.0   -35
 - Chiron 4 64-bit 4CPU               3241  34.5-15.5  (+22-3 =25)  100.0   -27
 - Critter 1.6a 64-bit 4CPU           3233  27.0-9.0   (+19-1 =16)  100.0    +8
 - Hannibal 1.7 64-bit 4CPU           3228  27.0-8.0   (+20-1 =14)  100.0   +18
 - NirvanaChess 2.4 64-bit 4CPU       3225  25.0-10.0  (+17-2 =16)  100.0   -27
 - Strelka 5.5 64-bit                 3140  32.0-4.0   (+28-0 =8 )  100.0   +65


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