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 11.53 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 11.53 64-bit 4CPU has no rank with rating of 3329 Elo points (+22 -22),
based on 542 games: 110 wins, 85 losses and 347 draws
Score: 52.3%, Average opponent: −13.3, Draws: 64.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - SugaR NN 1.1 64-bit 4CPU           3485   7.5-24.5  (+0 -17=15)    0.0   -10
 - Stockfish 10 64-bit 4CPU           3465  10.5-21.5  (+1 -12=19)    0.0   +36
 - Komodo 13.1 64-bit 4CPU            3412  11.5-20.5  (+0 -9 =23)    0.0    +8
 - Komodo 13.02 64-bit 4CPU           3401  12.0-20.0  (+0 -8 =24)    0.0    +7
 - Houdini 6 64-bit 4CPU              3399  12.0-19.0  (+1 -8 =22)    0.0    +8
 - Fire 7.1 64-bit 4CPU               3322  16.0-16.0  (+4 -4 =24)   68.8    -8
 - Xiphos 0.5 64-bit 4CPU             3310  16.0-16.0  (+6 -6 =20)   89.1   -19
 - Defenchess 2.2 64-bit 4CPU         3287  18.5-13.5  (+9 -4 =19)   99.6    +3
 - RofChade 2.202 64-bit 4CPU         3286  18.5-13.5  (+7 -2 =23)   99.7    -2
 - Laser 1.7 64-bit 4CPU              3283  18.5-13.5  (+6 -1 =25)   99.9    -6
 - Fizbo 2 64-bit 4CPU                3277  17.5-14.5  (+9 -6 =17)  100.0   -24
 - Andscacs 0.95 64-bit 4CPU          3266  17.0-15.0  (+5 -3 =24)  100.0   -46
 - Booot 6.3.1 64-bit 4CPU            3264  20.5-10.5  (+11-1 =19)  100.0   +26
 - RofChade 2.1 64-bit 4CPU           3250  15.5-8.5   (+8 -1 =15)  100.0    +1
 - Arasan 21.4 64-bit 4CPU            3231  31.5-14.5  (+18-1 =27)  100.0    +9
 - Schooner 2.1 64-bit 4CPU           3216  40.5-17.5  (+25-2 =31)  100.0    +4


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