CCRL 40/4
Downloads and Statistics
August 19, 2019
Testing summary:
Total: 2'086'250 games
played by 2'425 programs
28072 CPU days (X2 4600+)

White wins: 810'164 (38.8%)
Black wins: 655'242 (31.4%)
Draws: 620'844 (29.8%)
White score: 53.7%

Engine Details

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Ethereal 11.50 64-bit in CCRL 40/4, 2019-08-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Ethereal 11.50 64-bit has no rank with rating of 3321 Elo points (+17 -17),
based on 1073 games: 409 wins, 168 losses and 496 draws
Score: 61.2%, Average opponent: −72.2, Draws: 46.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit                3490  10.5-40.5  (+0 -30=21)    0.0   -22
 - Houdini 6 64-bit                   3444  16.5-34.5  (+4 -22=25)    0.0   +17
 - Komodo 13.01 64-bit                3400   0.5-0.5   (+0 -0 =1 )    0.0  +109
 - Komodo 13.01 MCTS 64-bit           3358  23.0-27.0  (+13-17=20)    0.1   +13
 - Stoofvlees II a11 GTX980Ti         3350  23.0-22.0  (+12-11=22)    3.2   +36
 - Fire 7.1 64-bit                    3336  21.5-28.5  (+6 -13=31)    5.7   -19
 - Stoofvlees II a10 GTX980Ti         3317  20.0-21.0  (+13-14=14)   60.5   -12
 - Xiphos 0.5 64-bit                  3305  26.5-23.5  (+15-12=23)   92.7    +1
 - Laser 1.7 64-bit                   3271  28.5-21.5  (+12-5 =33)  100.0   -13
 - Shredder 13 64-bit                 3270  31.5-18.5  (+16-3 =31)  100.0   +21
 - Booot 6.3.1 64-bit                 3254  29.0-20.0  (+14-5 =30)  100.0   -16
 - Fizbo 2 64-bit                     3247  31.5-18.5  (+22-9 =19)  100.0    +8
 - Andscacs 0.95 64-bit               3237  31.0-19.0  (+19-7 =24)  100.0   -12
 - Defenchess 2.1 64-bit              3223  26.0-6.0   (+21-1 =10)  100.0  +122
 - RofChade 2.1 64-bit                3213  30.5-18.5  (+20-8 =21)  100.0   -32
 - Schooner 2.1 64-bit                3191   0.5-0.5   (+0 -0 =1 )  100.0  -160
 - Schooner 2.0.34 64-bit             3191  32.5-17.5  (+17-2 =31)  100.0   -49
 - Chiron 4 64-bit                    3164  42.0-8.0   (+34-0 =16)  100.0   +84
 - Critter 1.6a 64-bit                3157  35.5-14.5  (+23-2 =25)  100.0   -34
 - Arasan 21.4 64-bit                 3148   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Fritz 15 64-bit                    3144  37.0-13.0  (+26-2 =22)  100.0   -25
 - Arasan 21.3 64-bit                 3132  35.5-12.5  (+24-1 =23)  100.0   -42
 - Pedone 1.9 64-bit                  3132  39.0-11.0  (+29-1 =20)  100.0    -7
 - NirvanaChess 2.4 64-bit            3129  41.5-8.5   (+34-1 =15)  100.0   +47
 - Vajolet2 2.7 64-bit                3127  39.5-10.5  (+31-2 =17)  100.0    +4
 - iCE 3.0 64-bit                     3080   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Wasp 3.60 64-bit                   3078   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Defenchess 1.1f 64-bit             3046   0.5-0.5   (+0 -0 =1 )  100.0  -305
 - Gaviota 1.0 64-bit                 2872   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on August 19, 2019