CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Ethereal 8.02 64-bit in CCRL 40/40, 2019-08-17
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Ethereal 8.02 64-bit has no rank with rating of 2620 Elo points (+31 -31),
based on 359 games: 138 wins, 123 losses and 98 draws
Score: 52.1%, Average opponent: −15.4, Draws: 27.3%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Zurichess Jura 64-bit             2765   1.0-9.0   (+0 -8 =2 )    0.0  -178
 - Amoeba 2.3 64-bit                 2743   3.5-6.5   (+1 -4 =5 )    0.0   +36
 - Tucano 6.00 64-bit                2724   6.0-4.0   (+3 -1 =6 )    0.0  +152
 - ProDeo 2.2                        2723   3.0-7.0   (+2 -6 =2 )    0.0   -50
 - Amoeba 2.1 64-bit                 2710   3.5-6.5   (+2 -5 =3 )    0.0   -10
 - Ktulu 8                           2705   2.0-8.0   (+1 -7 =2 )    0.0  -144
 - Zurichess Graubuenden 64-bit      2689   5.5-4.5   (+5 -4 =1 )    0.0  +111
 - Cheese 1.8 64-bit                 2683   2.5-7.5   (+1 -6 =3 )    0.0  -116
 - Chessmaster 11 Leonidas           2681   3.0-6.0   (+2 -5 =2 )    0.1   -57
 - Daydreamer 1.75 64-bit            2680   3.0-7.0   (+3 -7 =0 )    0.0  -119
 - Cyrano 0.6b17 64-bit              2648   4.5-5.5   (+2 -3 =5 )    7.1    -3
 - Rodin 8.0                         2627   3.5-6.5   (+2 -5 =3 )   34.5  -102
 - Igel 1.1 64-bit                   2627   4.0-2.0   (+4 -2 =0 )   36.9  +151
 - Phalanx XXV                       2619   5.5-4.5   (+4 -3 =3 )   52.5   +30
 - RubiChess 1.0 64-bit              2615   4.5-5.5   (+3 -4 =3 )   60.1   -41
 - Donna 4.0 64-bit                  2605   5.5-8.5   (+4 -7 =3 )   79.8   -92
 - DanaSah 6.50                      2605   5.5-8.5   (+2 -5 =7 )   78.9   -78
 - Glass 2.0 64-bit                  2597   6.5-3.5   (+5 -2 =3 )   90.6   +80
 - Muse 0.953 64-bit                 2596   2.5-1.5   (+2 -1 =1 )   91.4   +61
 - GreKo 2016 64-bit                 2592   6.0-8.0   (+4 -6 =4 )   93.0   -76
 - GarboChess 3.0 64-bit             2586   6.5-3.5   (+5 -2 =3 )   97.0   +65
 - Jellyfish 1.0                     2567   8.5-1.5   (+8 -1 =1 )   99.7  +256
 - Coiled 0.4 64-bit                 2563   8.5-5.5   (+6 -3 =5 )   99.9   +17
 - Capivara LK 0.09b02c 64-bit       2557   6.5-3.5   (+5 -2 =3 )  100.0   +41
 - Carballo 1.5 64-bit               2556   6.0-4.0   (+5 -3 =2 )   99.9   +14
 - JikChess 0.02 64-bit              2556   8.0-6.0   (+8 -6 =0 )  100.0     0
 - WyldChess 1.3 64-bit              2549   2.0-2.0   (+0 -0 =4 )   99.9   -71
 - Fridolin 2.00 64-bit              2530   9.0-5.0   (+6 -2 =6 )  100.0    -4
 - nanoSzachy 4.1 64-bit             2529   8.0-6.0   (+7 -5 =2 )  100.0   -36
 - CyberPagno 3.0 64-bit             2512   7.5-2.5   (+6 -1 =3 )  100.0   +65
 - Shield 1.3.1 64-bit               2510   7.0-3.0   (+5 -1 =4 )  100.0   +18
 - Floyd 0.8 64-bit                  2509   6.0-4.0   (+5 -3 =2 )  100.0   -33
 - Delphil 3.2 64-bit                2498   8.0-2.0   (+7 -1 =2 )  100.0  +113
 - Pupsi2 0.09                       2497   9.0-1.0   (+8 -0 =2 )  100.0  +203
 - Gogobello 1.0 64-bit              2461   2.0-2.0   (+2 -2 =0 )  100.0  -159
 - Bagatur 1.4d 64-bit               2456   3.5-0.5   (+3 -0 =1 )  100.0  +124


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019