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 8.28 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 8.28 64-bit has no rank with rating of 2745 Elo points (+29 -29),
based on 370 games: 106 wins, 114 losses and 150 draws
Score: 48.9%, Average opponent: +4.1, Draws: 40.5%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Gull 1.0a 32-bit                        2885   3.5-6.5   (+1 -4 =5 )    0.0   +52
 - Quazar 0.4 32-bit                       2878   2.5-7.5   (+1 -6 =3 )    0.0   -38
 - Spark 1.0 32-bit                        2863   4.5-5.5   (+2 -3 =5 )    0.0   +86
 - Dirty 30Apr2017 64-bit                  2855   2.5-7.5   (+1 -6 =3 )    0.0   -63
 - Defenchess 1.0 64-bit                   2845   4.5-5.5   (+2 -3 =5 )    0.0   +76
 - Tornado 8.0 64-bit                      2842   2.0-8.0   (+0 -6 =4 )    0.0   -98
 - The Baron 3.41 64-bit                   2836   3.0-7.0   (+1 -5 =4 )    0.0   -40
 - Zurichess Neuchatel 64-bit              2829   6.5-3.5   (+4 -1 =5 )    0.0  +171
 - Cyclone xTreme                          2822   5.0-5.0   (+3 -3 =4 )    0.0   +77
 - Jonny 4.00 4CPU                         2814   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - GNU Chess 5.60 64-bit                   2813   5.0-5.0   (+3 -3 =4 )    0.0   +72
 - Hannibal 1.0a 32-bit                    2799   4.0-6.0   (+1 -3 =6 )    0.0    -4
 - Rhetoric 1.4.3 64-bit                   2792   1.5-2.5   (+0 -1 =3 )    0.2   -20
 - The Baron 3.29 64-bit                   2784   3.0-7.0   (+0 -4 =6 )    1.1   -72
 - Octochess r5506 64-bit                  2783   2.0-2.0   (+1 -1 =2 )    1.0   +38
 - Pawny 1.2 64-bit                        2778   6.0-4.0   (+4 -2 =4 )    2.0   +95
 - Octochess r5190 64-bit                  2771   5.5-4.5   (+3 -2 =5 )    5.8   +53
 - Twisted Logic 20100131x 64-bit          2770   6.0-5.0   (+4 -3 =4 )    6.8   +56
 - RuyDos 1.0.27 64-bit                    2762   4.5-5.5   (+1 -2 =7 )   17.1    -7
 - chess22k 1.5 64-bit                     2749   1.5-2.5   (+1 -2 =1 )   40.3   -91
 - Amoeba 2.3 64-bit                       2742   4.0-6.0   (+3 -5 =2 )   54.8   -81
 - Carballo 1.7 64-bit                     2736   8.0-6.0   (+5 -3 =6 )   69.4   +34
 - Godel 3.4.9 64-bit                      2726   5.0-5.0   (+2 -2 =6 )   87.3   -22
 - Nebula 2.0 64-bit 4CPU                  2725   1.0-0.0   (+1 -0 =0 )   86.0  +INF
 - Tucano 6.00 64-bit                      2723   1.0-3.0   (+0 -2 =2 )   90.1  -171
 - ProDeo 2.2                              2720   8.5-5.5   (+7 -4 =3 )   93.0   +53
 - Marvin 2.2.0 64-bit                     2718   9.0-12.0  (+6 -9 =6 )   92.0   -74
 - Cheese 1.9 64-bit                       2704   7.0-7.0   (+4 -4 =6 )   99.2   -37
 - Chessmaster 11 Aiglos II                2692   4.0-6.0   (+1 -3 =6 )   99.9  -112
 - Devel 1.8090                            2690   6.0-3.0   (+4 -1 =4 )   99.8   +45
 - WyldChess 1.51 64-bit                   2682   8.0-6.0   (+5 -3 =6 )  100.0   -13
 - chess22k 1.4 64-bit                     2673   6.0-4.0   (+4 -2 =4 )  100.0    -3
 - Arminius 2017-01-01 64-bit              2672  10.0-4.0   (+9 -3 =2 )  100.0   +91
 - Djinn 1.021 64-bit                      2667   4.5-5.5   (+3 -4 =3 )  100.0  -109
 - RedQueen 1.1.98 64-bit                  2663   2.0-2.0   (+1 -1 =2 )  100.0   -82
 - Floyd 0.9 64-bit                        2657   6.0-4.0   (+5 -3 =2 )  100.0    -9
 - Philou 3.7.1 64-bit                     2650   5.5-4.5   (+3 -2 =5 )  100.0   -63
 - Sjakk 2.2 64-bit                        2631   7.0-3.0   (+5 -1 =4 )  100.0   +13
 - Ruffian 2.1.0                           2623   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - GreKo 2016 64-bit                       2592   3.5-0.5   (+3 -0 =1 )  100.0  +135
 - Yace 0.99.87                            2487   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - Amateur 2.86                            2369   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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