CCRL 40/40
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 1'097'085 games
played by 2'561 programs
149942 CPU days (X2 4600+)

White wins: 380'560 (34.7%)
Black wins: 282'789 (25.8%)
Draws: 433'736 (39.5%)
White score: 54.5%

Engine Details

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Ethereal 11.53 64-bit 4CPU in CCRL 40/40, 2019-11-08
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 is #5 with rating of 3328 Elo points (+23 -23),
based on 520 games: 102 wins, 85 losses and 333 draws
Score: 51.6%, Average opponent: −9.0, Draws: 64.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - SugaR NN 1.1 64-bit 4CPU           3490   7.5-24.5  (+0 -17=15)    0.0    -4
 - Stockfish 10 64-bit 4CPU           3465  10.5-21.5  (+1 -12=19)    0.0   +37
 - Komodo 13.1 64-bit 4CPU            3416  11.5-20.5  (+0 -9 =23)    0.0   +13
 - Komodo 13.02 64-bit 4CPU           3402  12.0-20.0  (+0 -8 =24)    0.0    +9
 - Houdini 6 64-bit 4CPU              3398  12.0-19.0  (+1 -8 =22)    0.0    +8
 - Fire 7.1 64-bit 4CPU               3323  16.0-16.0  (+4 -4 =24)   63.0    -6
 - Xiphos 0.5 64-bit 4CPU             3312  16.0-16.0  (+6 -6 =20)   84.9   -16
 - Defenchess 2.2 64-bit 4CPU         3290  18.5-13.5  (+9 -4 =19)   99.0    +7
 - Laser 1.7 64-bit 4CPU              3285  18.5-13.5  (+6 -1 =25)   99.8    -3
 - RofChade 2.202 64-bit 4CPU         3281  13.0-11.0  (+4 -2 =18)   99.6   -27
 - Fizbo 2 64-bit 4CPU                3277  17.5-14.5  (+9 -6 =17)  100.0   -23
 - Andscacs 0.95 64-bit 4CPU          3267  17.0-15.0  (+5 -3 =24)  100.0   -44
 - Booot 6.3.1 64-bit 4CPU            3264  20.5-10.5  (+11-1 =19)  100.0   +27
 - RofChade 2.1 64-bit 4CPU           3251  15.5-8.5   (+8 -1 =15)  100.0    +3
 - Arasan 21.4 64-bit 4CPU            3229  22.0-10.0  (+13-1 =18)   99.9   +10
 - Schooner 2.1 64-bit 4CPU           3214  40.5-17.5  (+25-2 =31)  100.0    +3


Created in 2005-2013 by CCRL team
Last games added on November 8, 2019