CCRL 40/40
Downloads and Statistics
December 9, 2017
Testing summary:
Total: 766'023 games
played by 1'997 programs
104955 CPU days (X2 4600+)

White wins: 262'896 (34.3%)
Black wins: 194'802 (25.4%)
Draws: 308'325 (40.3%)
White score: 54.4%

Engine Details

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Ethereal 8.05 64-bit in CCRL 40/40, 2017-12-09
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Ethereal 8.05 64-bit has no rank with rating of 2596 Elo points (+29 -29),
based on 384 games: 111 wins, 143 losses and 130 draws
Score: 45.8%, Average opponent: +27.4, Draws: 33.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Octochess r5506 64-bit            2779   3.5-6.5   (+2 -5 =3 )    0.0   +82
 - Bison 9.11 64-bit                 2753   1.0-9.0   (+0 -8 =2 )    0.0  -167
 - Carballo 1.7 64-bit               2734   2.0-8.0   (+1 -7 =2 )    0.0   -97
 - ProDeo 2.2                        2729   2.5-7.5   (+2 -7 =1 )    0.0   -70
 - Tucano 6.00 64-bit                2727   5.0-5.0   (+3 -3 =4 )    0.0  +131
 - Scorpio 2.6 32-bit                2695   3.5-6.5   (+1 -4 =5 )    0.0   +12
 - Booot 4.15.0                      2691   3.5-6.5   (+1 -4 =5 )    0.0    +8
 - Zurichess Graubuenden 64-bit      2689   4.5-5.5   (+4 -5 =1 )    0.0   +56
 - Amoeba 1.3 64-bit                 2688   2.0-8.0   (+1 -7 =2 )    0.0  -133
 - Cheese 1.8 64-bit                 2683   2.5-7.5   (+0 -5 =5 )    0.0   -64
 - Daydreamer 1.75 64-bit            2678   2.0-8.0   (+1 -7 =2 )    0.0  -150
 - Chessmaster 11                    2667   5.0-5.0   (+4 -4 =2 )    0.0   +65
 - Djinn 1.021 64-bit                2663   5.0-5.0   (+3 -3 =4 )    0.0   +62
 - Floyd 0.9 64-bit                  2659   5.0-5.0   (+4 -4 =2 )    0.0   +68
 - Dirty 23Mar2012 32-bit            2656   5.0-5.0   (+3 -3 =4 )    0.3   +60
 - Sjakk 2.2 64-bit                  2631   4.5-5.5   (+1 -2 =7 )    1.8    +7
 - Rodin 8.0                         2627   5.5-4.5   (+4 -3 =3 )    3.5   +71
 - Nebula 2.0 64-bit                 2624   4.0-6.0   (+2 -4 =4 )    5.0   -35
 - NoraGrace 2.0 64-bit              2622   7.0-3.0   (+5 -1 =4 )    6.1  +156
 - Phalanx XXV                       2617   5.0-5.0   (+3 -3 =4 )   10.2   +16
 - Sloppy 0.2.2 64-bit               2612   4.5-5.5   (+1 -2 =7 )   17.1    -8
 - GreKo 2015 64-bit                 2606   5.0-5.0   (+1 -1 =8 )   29.1    +6
 - Donna 4.0 64-bit                  2604   3.5-6.5   (+2 -5 =3 )   31.9   -95
 - Muse 0.953 64-bit                 2592   4.0-6.0   (+3 -5 =2 )   57.8   -78
 - Nawito 1.1d                       2583   6.5-3.5   (+5 -2 =3 )   72.6   +92
 - GarboChess 3.0 64-bit             2582   3.5-6.5   (+3 -6 =1 )   78.7  -138
 - Jellyfish 1.1 64-bit              2574   4.5-5.5   (+2 -3 =5 )   89.8   -49
 - Coiled 0.4 64-bit                 2561   5.5-4.5   (+4 -3 =3 )   97.4    +5
 - Capivara LK 0.09b02c 64-bit       2556   7.0-3.0   (+6 -2 =2 )   98.4  +109
 - JikChess 0.02 64-bit              2556   5.0-5.0   (+4 -4 =2 )   99.0   -40
 - Gogobello 1.1 64-bit              2552   4.0-6.0   (+1 -3 =6 )   98.1   -95
 - Counter 2.0.2 64-bit              2552   8.5-1.5   (+7 -0 =3 )   98.5  +205
 - WyldChess 1.3 64-bit              2546   6.0-4.0   (+2 -0 =8 )   99.1    +2
 - Ghost 3 64-bit                    2545   5.5-4.5   (+5 -4 =1 )   99.5    -9
 - Ghost 3.1 64-bit                  2544   9.5-6.5   (+8 -5 =3 )   99.6   +18
 - Marvin 2.0.0 64-bit               2543   7.5-4.5   (+7 -4 =1 )   99.5   +51
 - ECE X2                            2508   5.5-4.5   (+4 -3 =3 )  100.0   -51
 - Counter 1.99 64-bit               2460   2.5-3.5   (+1 -2 =3 )  100.0  -194


Created in 2005-2013 by CCRL team
Last games added on December 9, 2017