CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Ethereal 9.30 64-bit 4CPU in CCRL 40/4, 2019-07-20
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Ethereal 9.30 64-bit 4CPU has no rank with rating of 3120 Elo points (+29 -29),
based on 364 games: 115 wins, 82 losses and 167 draws
Score: 54.5%, Average opponent: −28.3, Draws: 45.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Senpai 2.0 64-bit 4CPU             3176  16.5-22.5  (+7 -13=19)    0.0    +9
 - Protector 1.9.0 64-bit 4CPU        3127  18.0-22.0  (+7 -11=22)   31.5   -23
 - Nemorino 4.00 64-bit 4CPU          3113  22.5-17.5  (+14-9 =17)   65.2   +33
 - Vajolet2 2.4 64-bit 4CPU           3082  20.0-20.0  (+11-11=18)   98.9   -38
 - iCE 3.0 64-bit                     3081  15.0-8.0   (+11-4 =8 )   99.4   +63
 - Xiphos 0.1 64-bit 4CPU             3076  12.0-11.0  (+7 -6 =10)   99.3   -38
 - Wasp 2.6 64-bit 4CPU               3075  21.5-18.5  (+11-8 =21)   99.6   -25
 - Cheng 4.39 64-bit 4CPU             3065  25.5-13.5  (+16-4 =19)  100.0   +39
 - Crafty 25.2 64-bit 4CPU            3057  24.0-16.0  (+17-9 =14)  100.0    +3
 - Bobcat 8.0 64-bit 4CPU             3055  23.5-16.5  (+14-7 =19)  100.0    -8


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019