CCRL 40/4
Downloads and Statistics
June 22, 2019
Testing summary:
Total: 2'052'494 games
played by 2'371 programs
27529 CPU days (X2 4600+)

White wins: 797'533 (38.9%)
Black wins: 645'585 (31.5%)
Draws: 609'376 (29.7%)
White score: 53.7%

Engine Details

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Lc0 0.20.2 w32930 GPU in CCRL 40/4, 2019-06-22
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:
Lc0 0.20.2 w32930 GPU has no rank with rating of 3452 Elo points (+14 -14),
based on 1600 games: 559 wins, 266 losses and 775 draws
Score: 59.2%, Average opponent: −60.7, Draws: 48.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 10 64-bit 4CPU           3547  32.5-67.5  (+6 -41=53)    0.0    -7
 - Houdini 6 64-bit 4CPU              3520  46.0-54.0  (+20-28=52)    0.0   +43
 - Stockfish 10 64-bit                3495  48.5-51.5  (+17-20=63)    0.0   +34
 - Komodo 12.3 64-bit 4CPU            3487  45.5-54.5  (+14-23=63)    0.0   +10
 - Houdini 6 64-bit                   3446  55.0-45.0  (+25-15=60)   76.0   +21
 - Fire 7.1 64-bit 4CPU               3423  54.5-45.5  (+27-18=55)   99.8    -2
 - Komodo 11.3.1 64-bit               3419  62.0-38.0  (+37-13=50)   99.7   +38
 - Ethereal 11.25 64-bit 4CPU         3390  54.0-46.0  (+27-19=54)  100.0   -39
 - Laser 1.7 64-bit 4CPU              3366  62.5-37.5  (+41-16=43)  100.0    -8
 - Fizbo 2 64-bit 4CPU                3343  67.5-32.5  (+46-11=43)  100.0    +1
 - Fire 7.1 64-bit                    3336  62.0-38.0  (+41-17=42)  100.0   -40
 - Andscacs 0.95 64-bit 4CPU          3335  71.5-28.5  (+50-7 =43)  100.0   +19
 - Komodo 12.3 MCTS 64-bit            3324  74.0-26.0  (+54-6 =40)  100.0   +28
 - Xiphos 0.5 64-bit                  3307  65.5-34.5  (+45-14=41)  100.0   -45
 - Shredder 13 64-bit                 3270  72.0-28.0  (+56-12=32)  100.0   -31
 - Booot 6.3.1 64-bit                 3253  73.5-26.5  (+53-6 =41)  100.0   -48


Created in 2005-2013 by CCRL team
Last games added on June 22, 2019