CCRL 40/4
Downloads and Statistics
May 18, 2019
Testing summary:
Total: 2'021'227 games
played by 2'345 programs
27203 CPU days (X2 4600+)

White wins: 786'384 (38.9%)
Black wins: 635'667 (31.4%)
Draws: 599'176 (29.6%)
White score: 53.7%

Engine Details

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Ethereal 7.33 64-bit in CCRL 40/4, 2019-05-18
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 7.33 64-bit has no rank with rating of 2168 Elo points (+40 -38),
based on 301 games: 208 wins, 52 losses and 41 draws
Score: 75.9%, Average opponent: −209.3, Draws: 13.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Ecce 1.0 (rev. 508) 64-bit         2016  10.0-8.0   (+9 -7 =2 )  100.0  -108
 - Coiled 0.2b 64-bit                 1998  12.0-6.0   (+9 -3 =6 )  100.0   -54
 - BigLion 2.23x                      1989  16.0-2.0   (+15-1 =2 )  100.0  +167
 - Armageddon 2.308                   1986  12.5-5.5   (+12-5 =1 )  100.0   -17
 - Galjoen 0.32.2 64-bit              1980  15.0-3.0   (+14-2 =2 )  100.0   +92
 - Faile 1.4.4                        1977  14.0-4.0   (+13-3 =2 )  100.0   +42
 - Marvin 1.3.0                       1966  10.5-7.5   (+8 -5 =5 )  100.0  -139
 - Cilian 4.14                        1961  14.0-4.0   (+12-2 =4 )  100.0     0
 - ALChess 1.84                       1960  11.0-5.0   (+11-5 =0 )  100.0   -38
 - Etude 0.1.2                        1954  15.5-2.5   (+14-1 =3 )  100.0   +82
 - Micro-Max 4.8                      1953  12.0-6.0   (+10-4 =4 )  100.0   -96
 - JanWillem 1.13                     1951  17.5-0.5   (+17-0 =1 )  100.0  +325
 - BSC 3.9+ 64-bit 20Jan2012          1945  16.0-1.0   (+15-0 =2 )  100.0  +192
 - Heracles 0.6.16                    1922  11.5-5.5   (+11-5 =1 )  100.0   -96
 - IACH 0.56z                         1917  14.5-2.5   (+13-1 =3 )  100.0   +32
 - BamBam                             1913  15.5-2.5   (+15-2 =1 )  100.0   +79
 - Clueless 1.4                       1905  11.0-7.0   (+10-6 =2 )  100.0  -175


Created in 2005-2013 by CCRL team
Last games added on May 18, 2019