CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Engine Details

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Ethereal 8.28 64-bit in CCRL 40/15, 2021-04-18
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: +4.7, 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                       2879   2.5-7.5   (+1 -6 =3 )    0.0   -37
 - Spark 1.0 32-bit                        2864   4.5-5.5   (+2 -3 =5 )    0.0   +87
 - Dirty 30Apr2017 64-bit                  2856   2.5-7.5   (+1 -6 =3 )    0.0   -62
 - Defenchess 1.0 64-bit                   2846   4.5-5.5   (+2 -3 =5 )    0.0   +77
 - Tornado 8.0 64-bit                      2842   2.0-8.0   (+0 -6 =4 )    0.0   -98
 - The Baron 3.41 64-bit                   2837   3.0-7.0   (+1 -5 =4 )    0.0   -39
 - Zurichess Neuchatel 64-bit              2830   6.5-3.5   (+4 -1 =5 )    0.0  +172
 - Cyclone xTreme                          2823   5.0-5.0   (+3 -3 =4 )    0.0   +78
 - 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                    2800   4.0-6.0   (+1 -3 =6 )    0.0    -3
 - Rhetoric 1.4.3 64-bit                   2793   1.5-2.5   (+0 -1 =3 )    0.2   -19
 - The Baron 3.29 64-bit                   2785   3.0-7.0   (+0 -4 =6 )    1.1   -71
 - Octochess r5506 64-bit                  2784   2.0-2.0   (+1 -1 =2 )    1.1   +39
 - Pawny 1.2 64-bit                        2779   6.0-4.0   (+4 -2 =4 )    2.0   +96
 - 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                    2763   4.5-5.5   (+1 -2 =7 )   17.1    -6
 - chess22k 1.5 64-bit                     2750   1.5-2.5   (+1 -2 =1 )   40.4   -90
 - Amoeba 2.3 64-bit                       2743   4.0-6.0   (+3 -5 =2 )   54.9   -80
 - Carballo 1.7 64-bit                     2737   8.0-6.0   (+5 -3 =6 )   68.7   +35
 - Godel 3.4.9 64-bit                      2727   5.0-5.0   (+2 -2 =6 )   87.4   -21
 - Nebula 2.0 64-bit 4CPU                  2725   1.0-0.0   (+1 -0 =0 )   86.0  +INF
 - Tucano 6.00 64-bit                      2724   1.0-3.0   (+0 -2 =2 )   90.2  -170
 - 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                       2705   7.0-7.0   (+4 -4 =6 )   99.2   -36
 - Chessmaster 11 Aiglos II                2693   4.0-6.0   (+1 -3 =6 )   99.9  -111
 - 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                     2674   6.0-4.0   (+4 -2 =4 )  100.0    -2
 - 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                        2658   6.0-4.0   (+5 -3 =2 )  100.0    -8
 - Philou 3.7.1 64-bit                     2651   5.5-4.5   (+3 -2 =5 )  100.0   -62
 - Sjakk 2.2 64-bit                        2632   7.0-3.0   (+5 -1 =4 )  100.0   +14
 - 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                            2488   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 April 18, 2021