CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Ethereal 8.02 64-bit in CCRL 40/40, 2018-04-21
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 8.02 64-bit has no rank with rating of 2618 Elo points (+32 -32),
based on 343 games: 131 wins, 117 losses and 95 draws
Score: 52.0%, Average opponent: −15.4, Draws: 27.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Zurichess Jura 64-bit              2765   1.0-9.0   (+0 -8 =2 )    0.0  -176
 - Amoeba 2.3 64-bit                  2746   3.5-6.5   (+1 -4 =5 )    0.0   +41
 - ProDeo 2.2                         2728   3.0-7.0   (+2 -6 =2 )    0.0   -43
 - Tucano 6.00 64-bit                 2724   6.0-4.0   (+3 -1 =6 )    0.0  +154
 - Amoeba 2.1 64-bit                  2709   3.5-6.5   (+2 -5 =3 )    0.0    -9
 - Ktulu 8                            2704   2.0-8.0   (+1 -7 =2 )    0.0  -143
 - Zurichess Graubuenden 64-bit       2689   5.5-4.5   (+5 -4 =1 )    0.0  +113
 - Cheese 1.8 64-bit                  2683   2.5-7.5   (+1 -6 =3 )    0.0  -114
 - Chessmaster 11 Leonidas            2681   3.0-6.0   (+2 -5 =2 )    0.1   -55
 - Daydreamer 1.75 64-bit             2678   3.0-7.0   (+3 -7 =0 )    0.0  -119
 - Cyrano 0.6b17 64-bit               2651   4.5-5.5   (+2 -3 =5 )    4.7    +1
 - Rodin 8.0                          2626   3.5-6.5   (+2 -5 =3 )   31.5  -101
 - Phalanx XXV                        2610   5.5-4.5   (+4 -3 =3 )   65.4   +23
 - DanaSah 6.50                       2604   5.5-8.5   (+2 -5 =7 )   76.4   -77
 - Donna 4.0 64-bit                   2603   5.5-8.5   (+4 -7 =3 )   78.4   -92
 - Glass 2.0 64-bit                   2595   6.5-3.5   (+5 -2 =3 )   90.0   +80
 - Muse 0.953 64-bit                  2591   2.5-1.5   (+2 -1 =1 )   92.4   +58
 - GreKo 2016 64-bit                  2591   6.0-8.0   (+4 -6 =4 )   91.8   -75
 - GarboChess 3.0 64-bit              2585   6.5-3.5   (+5 -2 =3 )   96.5   +66
 - Jellyfish 1.0                      2565   8.5-1.5   (+8 -1 =1 )   99.6  +256
 - Coiled 0.4 64-bit                  2562   8.5-5.5   (+6 -3 =5 )   99.9   +18
 - Capivara LK 0.09b02c 64-bit        2555   6.5-3.5   (+5 -2 =3 )   99.9   +41
 - JikChess 0.02 64-bit               2554   8.0-6.0   (+8 -6 =0 )  100.0     0
 - Carballo 1.5 64-bit                2553   6.0-4.0   (+5 -3 =2 )   99.9   +13
 - WyldChess 1.3 64-bit               2546   2.0-2.0   (+0 -0 =4 )   99.9   -72
 - nanoSzachy 4.1 64-bit              2534   8.0-6.0   (+7 -5 =2 )  100.0   -29
 - Fridolin 2.0 64-bit                2526   9.0-5.0   (+6 -2 =6 )  100.0    -6
 - Shield 1.3.1 64-bit                2508   7.0-3.0   (+5 -1 =4 )  100.0   +18
 - Floyd 0.8 64-bit                   2507   6.0-4.0   (+5 -3 =2 )  100.0   -33
 - CyberPagno 3.0 64-bit              2506   7.5-2.5   (+6 -1 =3 )  100.0   +61
 - Delphil 3.2 64-bit                 2494   8.0-2.0   (+7 -1 =2 )  100.0  +111
 - Pupsi2 0.09                        2490   9.0-1.0   (+8 -0 =2 )  100.0  +198
 - Gogobello 1.0 64-bit               2463   2.0-2.0   (+2 -2 =0 )  100.0  -155
 - Bagatur 1.4d 64-bit                2454   3.5-0.5   (+3 -0 =1 )  100.0  +124


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018