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 11.25 64-bit 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 11.25 64-bit has no rank with rating of 3308 Elo points (+18 -18),
based on 945 games: 150 wins, 267 losses and 528 draws
Score: 43.8%, Average opponent: +37.6, Draws: 55.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit                3493  22.0-78.0  (+0 -56=44)    0.0    +5
 - Houdini 6 64-bit                   3446  25.5-75.5  (+1 -51=49)    0.0   -14
 - Komodo 13.01 64-bit                3411  33.0-65.0  (+7 -39=52)    0.0    +7
 - Komodo 13.01 MCTS 64-bit           3359  26.0-38.0  (+11-23=30)    0.0    -6
 - Fire 7.1 64-bit                    3338  48.5-51.5  (+14-17=69)    0.1   +21
 - Komodo 12.3 MCTS 64-bit            3326  51.5-48.5  (+23-20=57)    4.8   +25
 - Xiphos 0.5 64-bit                  3309  43.5-46.5  (+17-20=53)   44.6    -7
 - Laser 1.7 64-bit                   3274  69.5-64.5  (+30-25=79)   99.9   -23
 - Shredder 13 64-bit                 3271  57.0-43.0  (+23-9 =68)  100.0     0
 - Fizbo 2 64-bit                     3247   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Andscacs 0.95 64-bit               3236   0.5-0.5   (+0 -0 =1 )  100.0  -102
 - Xiphos 0.4 64-bit                  3228   0.5-0.5   (+0 -0 =1 )  100.0  -110
 - RofChade 2.1 64-bit                3215  30.0-19.0  (+18-7 =24)  100.0   -24
 - Pedone 1.8 64-bit                  3107   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - SmarThink 1.98 64-bit              3034   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Bobcat 8.0 64-bit                  2960   0.5-0.5   (+0 -0 =1 )  100.0  -317
 - Amoeba 2.8 64-bit                  2952   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Atlas 3.91 64-bit                  2926   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Cheese 2.0 64-bit                  2767   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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