CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Ethereal 11.25 64-bit 4CPU in CCRL 40/4, 2019-12-07
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Ethereal 11.25 64-bit 4CPU has no rank with rating of 3392 Elo points (+14 -14),
based on 1545 games: 267 wins, 361 losses and 917 draws
Score: 47.0%, Average opponent: +18.4, Draws: 59.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit 4CPU           3549   9.0-23.0  (+0 -14=18)    0.0   +29
 - Houdini 6 64-bit 4CPU              3519  25.0-57.0  (+1 -33=48)    0.0   +13
 - ShashChess 6.0 64-bit 4CPU         3506  10.0-29.0  (+1 -20=18)    0.0   -40
 - Komodo 13.02 64-bit 4CPU           3500  53.0-107.0 (+9 -63=88)    0.0   +10
 - Komodo 12.3 64-bit 4CPU            3488  29.0-53.0  (+2 -26=54)    0.0   +15
 - Lc0 0.21.1 JH.T6.532 GTX1050       3487  35.5-64.5  (+9 -38=53)    0.0   +10
 - Lc0 0.21.1 w41800 GTX1050          3475  41.0-59.0  (+14-32=54)    0.0   +29
 - Lc0 0.20.2 w32930 GTX1050          3452  46.0-54.0  (+19-27=54)    0.0   +37
 - Allie 0.5 nn42482 GTX1050          3441  25.5-30.5  (+8 -13=35)    0.0   +23
 - Fire 7.1 64-bit 4CPU               3426  37.5-43.5  (+7 -13=61)    0.0   +14
 - Komodo 12.3 MCTS 64-bit 4CPU       3412  51.5-50.5  (+22-21=59)    2.1   +23
 - Xiphos 0.5 64-bit 4CPU             3396  12.0-13.0  (+4 -5 =16)   34.4    -3
 - Laser 1.7 64-bit 4CPU              3366  20.5-23.5  (+4 -7 =33)   99.9   -42
 - Fizbo 2 64-bit 4CPU                3347  52.0-29.0  (+30-7 =44)  100.0   +36
 - Andscacs 0.95 64-bit 4CPU          3335  44.5-37.5  (+16-9 =57)  100.0   -36
 - Booot 6.3.1 64-bit 4CPU            3325  49.0-33.0  (+22-6 =54)  100.0   -13
 - Xiphos 0.4 64-bit 4CPU             3324  47.0-35.0  (+24-12=46)  100.0   -28
 - RofChade 2.1 64-bit 4CPU           3310  15.0-14.0  (+5 -4 =20)  100.0   -71
 - Laser 1.6 64-bit 4CPU              3276  20.5-11.5  (+11-2 =19)  100.0   -33
 - Schooner 2.0.34 64-bit 4CPU        3276  20.0-12.0  (+11-3 =18)  100.0   -43
 - Equinox 3.30 64-bit 4CPU           3252  32.0-17.0  (+20-5 =24)  100.0   -47
 - Arasan 21.3 64-bit 4CPU            3246  16.5-7.5   (+10-1 =13)  100.0   -37
 - Chiron 4 64-bit 4CPU               3241  33.5-15.5  (+18-0 =31)  100.0   -50


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019