CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Engine Details

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Ethereal 12.75 64-bit 4CPU in CCRL 40/15, 2021-02-28
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 12.75 64-bit 4CPU is #6 with rating of 3397 Elo points (+17 -17),
based on 906 games: 141 wins, 160 losses and 605 draws
Score: 49.0%, Average opponent: +7.4, Draws: 66.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 2021-01-11 64-bit 4CPU        3555  11.0-39.0  (+0 -28=22)    0.0   -21
 - ShashChess 15.0 64-bit 4CPU             3535  11.0-21.0  (+0 -10=22)    0.0   +52
 - Stockfish 2021-01-11 64-bit             3527  10.0-20.0  (+0 -10=20)    0.0   +39
 - Fat Fritz 2 (in SF) 64-bit 4CPU         3525   8.5-25.5  (+0 -17=17)    0.0   -24
 - SugaR AI 1.00 64-bit 4CPU               3520  10.0-22.0  (+1 -13=18)    0.0   +15
 - Stockfish 12 64-bit 4CPU                3519   8.5-21.5  (+0 -13=17)    0.0    -5
 - Dragon by Komodo 64-bit 4CPU            3502  30.5-45.5  (+3 -18=55)    0.0   +51
 - SugaR NN 1.1 64-bit 4CPU                3473  10.5-19.5  (+0 -9 =21)    0.0    -4
 - ShashChess 8.0 64-bit 4CPU              3444  11.0-19.0  (+0 -8 =22)    0.0   -22
 - Komodo 14 64-bit 4CPU                   3418  14.0-16.0  (+1 -3 =26)    4.5    +6
 - Houdini 6 64-bit 4CPU                   3399  14.5-15.5  (+3 -4 =23)   38.9    -6
 - SlowChess Blitz 2.5 64-bit 4CPU         3399  13.5-14.5  (+5 -6 =17)   43.2    -8
 - Fire 8 64-bit 4CPU                      3396  18.0-18.0  (+4 -4 =28)   52.0    -1
 - Nemorino 6.00 64-bit 4CPU               3387  17.0-15.0  (+5 -3 =24)   77.7    +4
 - Igel 2.9.0 64-bit 4CPU                  3365  21.5-18.5  (+10-7 =23)   99.3   -10
 - SlowChess Blitz 2.4 64-bit 4CPU         3360  17.0-13.0  (+6 -2 =22)   99.6    -3
 - RubiChess 2.0 64-bit 4CPU               3346   4.5-1.5   (+3 -0 =3 )   95.9   +99
 - SlowChess Blitz 2.3 64-bit 4CPU         3344  16.0-12.0  (+5 -1 =22)  100.0   -17
 - Xiphos 0.6 64-bit 4CPU                  3334  17.5-12.5  (+6 -1 =23)  100.0   -20
 - Fire 7.1 64-bit 4CPU                    3322  18.5-11.5  (+7 -0 =23)  100.0   -14
 - Pedone 3.0 64-bit 4CPU                  3312  20.0-12.0  (+9 -1 =22)  100.0   -16
 - RofChade 2.3 64-bit 4CPU                3312  19.0-11.0  (+9 -1 =20)  100.0   -12
 - Booot 6.4 64-bit 4CPU                   3301  19.0-11.0  (+8 -0 =22)  100.0   -25
 - RubiChess 1.8 64-bit 4CPU               3293  21.5-8.5   (+13-0 =17)  100.0   +20
 - Laser 1.7 64-bit 4CPU                   3289  20.5-9.5   (+11-0 =19)  100.0    -7
 - Deep Shredder 13 64-bit 4CPU            3279  19.5-10.5  (+10-1 =19)  100.0   -38
 - Defenchess 2.2 64-bit 4CPU              3279  21.5-8.5   (+13-0 =17)  100.0    +6
 - Fritz 17 64-bit 4CPU                    3277  19.5-10.5  (+9 -0 =21)  100.0   -38


Created in 2005-2013 by CCRL team
Last games added on February 28, 2021