CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Ethereal 8.62 64-bit 4CPU in CCRL 40/40, 2018-02-17
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 Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Ethereal 8.62 64-bit 4CPU is #48 with rating of 2944 Elo points (+25 -25),
based on 480 games: 90 wins, 155 losses and 235 draws
Score: 43.2%, Average opponent: +41.1, Draws: 49.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rodent III 0.238 64-bit 4CPU       3082  11.0-19.0  (+3 -11=16)    0.0   +62
 - Pedone 1.6 64-bit 4CPU             3063   4.0-12.0  (+0 -8 =8 )    0.0   -32
 - Hiarcs 14 4CPU                     3061   3.5-12.5  (+1 -10=5 )    0.0   -80
 - Vajolet2 2.4 64-bit 4CPU           3056   8.0-22.0  (+2 -16=12)    0.0   -37
 - Chiron 1.5 64-bit 4CPU             3053   4.5-11.5  (+1 -8 =7 )    0.0   -27
 - Wasp 2.6 64-bit 4CPU               3051   7.0-9.0   (+3 -5 =8 )    0.0   +72
 - Bobcat 8.0 64-bit 4CPU             3044   6.5-9.5   (+1 -4 =11)    0.0   +51
 - Deep Junior 13.3 64-bit 4CPU       3025   9.0-7.0   (+6 -4 =6 )    0.0  +124
 - Crafty 25.2 64-bit 4CPU            3023   5.5-10.5  (+2 -7 =7 )    0.0   -15
 - Rybka 2.1 64-bit 4CPU              3000   7.5-8.5   (+4 -5 =7 )    0.3   +38
 - Protector 1.4.0 64-bit 4CPU        2989   7.5-8.5   (+3 -4 =9 )    0.3   +23
 - EXchess 7.97b 64-bit 4CPU          2984  14.5-21.5  (+5 -12=19)    0.8   -16
 - Demolito 2017-08-26 64-bit 4CPU    2976  17.5-22.5  (+8 -13=19)    2.4    -8
 - Zappa Mexico 64-bit 4CPU           2962   7.5-8.5   (+3 -4 =9 )   12.0     0
 - Naum 3 64-bit 4CPU                 2959   7.5-8.5   (+3 -4 =9 )   17.9    -3
 - Scorpio 2.7.9 64-bit 4CPU          2952   7.5-8.5   (+4 -5 =7 )   32.2   -12
 - EXchess 7.51b 64-bit 4CPU          2946   5.5-10.5  (+2 -7 =7 )   47.2   -93
 - Onno 1.2.70 64-bit 4CPU            2938   9.0-7.0   (+4 -2 =10)   65.3   +29
 - DisasterArea 1.65 64-bit 4CPU      2932   6.5-9.5   (+2 -5 =9 )   73.9   -66
 - Amoeba 2.7 64-bit                  2914   8.5-7.5   (+3 -2 =11)   97.1   -12
 - The Baron 3.41 64-bit 4CPU         2908  31.0-25.0  (+20-14=22)   98.6     0
 - Bright 0.4a 4CPU                   2901   7.5-8.5   (+3 -4 =9 )   99.8   -61
 - Tornado 7.0 64-bit 4CPU            2900  11.0-5.0   (+7 -1 =8 )   99.2   +67


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018