CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Ethereal 8.05 64-bit in CCRL 40/15, 2021-05-08
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Ethereal 8.05 64-bit has no rank with rating of 2599 Elo points (+28 -28),
based on 430 games: 135 wins, 151 losses and 144 draws
Score: 48.1%, Average opponent: +11.8, Draws: 33.5%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Octochess r5506 64-bit                  2783   3.5-6.5   (+2 -5 =3 )    0.0   +83
 - Bison 9.11 64-bit                       2755   1.0-9.0   (+0 -8 =2 )    0.0  -168
 - Carballo 1.7 64-bit                     2736   2.0-8.0   (+1 -7 =2 )    0.0   -98
 - Tucano 6.00 64-bit                      2723   5.0-5.0   (+3 -3 =4 )    0.0  +124
 - ProDeo 2.2                              2720   2.5-7.5   (+2 -7 =1 )    0.0   -82
 - Scorpio 2.6 32-bit                      2692   3.5-6.5   (+1 -4 =5 )    0.0    +6
 - Booot 4.15.0                            2692   3.5-6.5   (+1 -4 =5 )    0.0    +6
 - Zurichess Graubuenden 64-bit            2689   4.5-5.5   (+4 -5 =1 )    0.0   +53
 - Amoeba 1.3 64-bit                       2687   2.0-8.0   (+1 -7 =2 )    0.0  -137
 - Cheese 1.8 64-bit                       2683   2.5-7.5   (+0 -5 =5 )    0.0   -67
 - Daydreamer 1.75 64-bit                  2680   2.0-8.0   (+1 -7 =2 )    0.0  -151
 - Djinn 1.021 64-bit                      2667   5.0-5.0   (+3 -3 =4 )    0.0   +63
 - Chessmaster 11                          2664   5.0-5.0   (+4 -4 =2 )    0.0   +59
 - Floyd 0.9 64-bit                        2657   5.0-5.0   (+4 -4 =2 )    0.0   +63
 - Dirty 23Mar2012 32-bit                  2654   5.0-5.0   (+3 -3 =4 )    0.5   +55
 - Sjakk 2.2 64-bit                        2631   4.5-5.5   (+1 -2 =7 )    2.0    +4
 - Rodin 8.0                               2627   5.5-4.5   (+4 -3 =3 )    3.6   +68
 - NoraGrace 2.0 64-bit                    2622   7.0-3.0   (+5 -1 =4 )    6.8  +153
 - Nebula 2.0 64-bit                       2620   4.0-6.0   (+2 -4 =4 )    8.4   -42
 - Phalanx XXV                             2618   5.0-5.0   (+3 -3 =4 )   11.2   +14
 - Sloppy 0.2.2 64-bit                     2612   4.5-5.5   (+1 -2 =7 )   19.8   -11
 - GreKo 2015 64-bit                       2608   5.0-5.0   (+1 -1 =8 )   29.5    +5
 - Donna 4.0 64-bit                        2606   3.5-6.5   (+2 -5 =3 )   32.5   -96
 - Muse 0.953 64-bit                       2594   4.0-6.0   (+3 -5 =2 )   61.6   -79
 - GarboChess 3.0 64-bit                   2585   3.5-6.5   (+3 -6 =1 )   80.1  -138
 - Nawito 1.1d                             2584   6.5-3.5   (+5 -2 =3 )   76.0   +90
 - Jellyfish 1.1 64-bit                    2580   4.5-5.5   (+2 -3 =5 )   87.6   -46
 - Coiled 0.4 64-bit                       2563   5.5-4.5   (+4 -3 =3 )   98.3    +4
 - Counter 2.0.2 64-bit                    2560   8.5-1.5   (+7 -0 =3 )   97.7  +210
 - JikChess 0.02 64-bit                    2558   5.0-5.0   (+4 -4 =2 )   99.4   -41
 - Ghost 3 64-bit                          2557   5.5-4.5   (+5 -4 =1 )   98.7     0
 - Capivara LK 0.09b02c 64-bit             2555   7.0-3.0   (+6 -2 =2 )   99.4  +105
 - RubiChess 0.9 64-bit                    2554   3.0-3.0   (+2 -2 =2 )   99.4   -45
 - Gogobello 1.1 64-bit                    2552   4.0-6.0   (+1 -3 =6 )   99.1   -98
 - Ghost 3.1 64-bit                        2551   9.5-6.5   (+8 -5 =3 )   99.9   +23
 - WyldChess 1.3 64-bit                    2550   6.0-4.0   (+2 -0 =8 )   99.2    +3
 - Marvin 2.0.0 64-bit                     2533   7.5-4.5   (+7 -4 =1 )  100.0   +38
 - Orion 0.5 64-bit                        2527   7.0-1.0   (+6 -0 =2 )  100.0  +214
 - ECE X2                                  2513   5.5-4.5   (+4 -3 =3 )  100.0   -49
 - Winter 0.1.1 64-bit                     2496   2.0-4.0   (+1 -3 =2 )  100.0  -221
 - Jumbo 0.6.10 64-bit                     2483   6.0-4.0   (+4 -2 =4 )  100.0   -57
 - Lozza 1.18 64-bit                       2472   7.0-1.0   (+6 -0 =2 )  100.0  +159
 - Jumbo 0.6.31 64-bit                     2469   6.0-2.0   (+5 -1 =2 )  100.0   +53
 - Counter 1.99 64-bit                     2463   2.5-3.5   (+1 -2 =3 )  100.0  -194


Created in 2005-2013 by CCRL team
Last games added on May 8, 2021