CCRL 40/4
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 2'051'440 games
played by 2'369 programs
27518 CPU days (X2 4600+)

White wins: 797'129 (38.9%)
Black wins: 645'243 (31.5%)
Draws: 609'068 (29.7%)
White score: 53.7%

Engine Details

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Ethereal 8.12 64-bit in CCRL 40/4, 2019-06-15
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 8.12 64-bit has no rank with rating of 2593 Elo points (+26 -26),
based on 508 games: 163 wins, 199 losses and 146 draws
Score: 46.5%, Average opponent: +25.7, Draws: 28.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Sjakk 2.2 64-bit                   2639   0.5-0.5   (+0 -0 =1 )    0.1   +76
 - Rodin 8.0                          2637  22.0-28.0  (+15-21=14)    0.1     0
 - Gandalf 6                          2627  20.5-29.5  (+15-24=11)    0.7   -30
 - WildCat 8                          2623  20.0-30.0  (+15-25=10)    1.5   -43
 - Movei 00.8.438 (10 10 10)          2623  25.0-25.0  (+18-18=14)    1.5   +31
 - Philou 3.7.1 64-bit                2620  22.0-27.0  (+11-16=22)    2.8    -4
 - GreKo 2016 64-bit                  2619  24.5-25.5  (+19-20=11)    4.1   +16
 - Zarkov 6.55                        2619  27.0-23.0  (+22-18=10)    4.0   +53
 - Slow Chess Blitz WV2.1             2615  22.0-28.0  (+17-23=10)    5.6   -22
 - WyldChess 1.4 64-bit               2609  26.0-23.0  (+16-13=20)   15.9   +32
 - Jellyfish 1.1 64-bit               2608  22.0-28.0  (+11-17=22)   15.1   -22
 - Pharaon 3.5.1                      2604   0.0-1.0   (+0 -1 =0 )   22.3  -INF
 - N2 0.4 64-bit                      2590   0.5-0.5   (+0 -0 =1 )   59.3   -33
 - Francesca MAD 0.19                 2581   0.0-1.0   (+0 -1 =0 )   81.6  -INF
 - GarboChess 3.0 64-bit              2575   0.0-1.0   (+0 -1 =0 )   85.1  -INF
 - Petir 4.999999                     2555   0.0-1.0   (+0 -1 =0 )   99.7  -INF
 - Shield 1.3.1 64-bit                2539   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - JikChess 0.02 64-bit               2523   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Green Light Chess 3.01.2.2         2505   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - LambChop 10.99                     2435   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019