CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Ethereal 8.05 64-bit in CCRL 40/40, 2017-11-18
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 2592 Elo points (+30 -30),
based on 374 games: 106 wins, 141 losses and 127 draws
Score: 45.3%, Average opponent: +31.6, Draws: 34.0%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Octochess r5506 64-bit            2778   3.5-6.5   (+2 -5 =3 )    0.0   +85
 - Bison 9.11 64-bit                 2751   1.0-9.0   (+0 -8 =2 )    0.0  -165
 - Carballo 1.7 64-bit               2730   2.0-8.0   (+1 -7 =2 )    0.0   -97
 - ProDeo 2.2                        2728   2.5-7.5   (+2 -7 =1 )    0.0   -67
 - Tucano 6.00 64-bit                2727   5.0-5.0   (+3 -3 =4 )    0.0  +135
 - Scorpio 2.6 32-bit                2695   3.5-6.5   (+1 -4 =5 )    0.0   +16
 - Booot 4.15.0                      2691   3.5-6.5   (+1 -4 =5 )    0.0   +12
 - Zurichess Graubuenden 64-bit      2688   4.5-5.5   (+4 -5 =1 )    0.0   +59
 - Amoeba 1.3 64-bit                 2688   2.0-8.0   (+1 -7 =2 )    0.0  -129
 - Cheese 1.8 64-bit                 2682   2.5-7.5   (+0 -5 =5 )    0.0   -61
 - Daydreamer 1.75 64-bit            2678   2.0-8.0   (+1 -7 =2 )    0.0  -146
 - Chessmaster 11                    2666   5.0-5.0   (+4 -4 =2 )    0.0   +68
 - Djinn 1.021 64-bit                2663   5.0-5.0   (+3 -3 =4 )    0.0   +66
 - Floyd 0.9 64-bit                  2658   5.0-5.0   (+4 -4 =2 )    0.0   +71
 - Dirty 23Mar2012 32-bit            2655   5.0-5.0   (+3 -3 =4 )    0.3   +63
 - Sjakk 2.2 64-bit                  2631   4.5-5.5   (+1 -2 =7 )    1.3   +11
 - Rodin 8.0                         2626   5.5-4.5   (+4 -3 =3 )    2.6   +74
 - Nebula 2.0 64-bit                 2623   4.0-6.0   (+2 -4 =4 )    3.7   -32
 - NoraGrace 2.0 64-bit              2621   7.0-3.0   (+5 -1 =4 )    4.6  +159
 - Phalanx XXV                       2616   5.0-5.0   (+3 -3 =4 )    8.7   +19
 - Sloppy 0.2.2 64-bit               2610   4.5-5.5   (+1 -2 =7 )   15.7    -6
 - GreKo 2015 64-bit                 2605   5.0-5.0   (+1 -1 =8 )   24.6    +9
 - Donna 4.0 64-bit                  2602   3.5-6.5   (+2 -5 =3 )   28.7   -93
 - Muse 0.953 64-bit                 2593   4.0-6.0   (+3 -5 =2 )   49.5   -73
 - GarboChess 3.0 64-bit             2581   3.5-6.5   (+3 -6 =1 )   73.3  -135
 - Jellyfish 1.1 64-bit              2575   4.5-5.5   (+2 -3 =5 )   84.9   -44
 - Coiled 0.4 64-bit                 2561   5.5-4.5   (+4 -3 =3 )   95.5    +9
 - JikChess 0.02 64-bit              2555   5.0-5.0   (+4 -4 =2 )   98.4   -37
 - Capivara LK 0.09b02c 64-bit       2555   7.0-3.0   (+6 -2 =2 )   97.7  +112
 - Counter 2.0.2 64-bit              2552   8.5-1.5   (+7 -0 =3 )   97.8  +209
 - Gogobello 1.1 64-bit              2552   4.0-6.0   (+1 -3 =6 )   97.4   -91
 - WyldChess 1.3 64-bit              2545   6.0-4.0   (+2 -0 =8 )   98.8    +5
 - Ghost 3 64-bit                    2544   5.5-4.5   (+5 -4 =1 )   99.1    -6
 - Marvin 2.0.0 64-bit               2542   7.5-4.5   (+7 -4 =1 )   99.3   +54
 - Ghost 3.1 64-bit                  2541   9.5-6.5   (+8 -5 =3 )   99.6   +19
 - ECE X2                            2507   5.5-4.5   (+4 -3 =3 )  100.0   -48
 - Counter 1.99 64-bit               2459   2.5-3.5   (+1 -2 =3 )  100.0  -191


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017