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

Options
Show each game results
Stockfish 7 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:
Stockfish 7 64-bit 4CPU has no rank with rating of 3427 Elo points (+20 -19),
based on 1008 games: 596 wins, 29 losses and 383 draws
Score: 78.1%, Average opponent: −200.2, Draws: 38.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 10.2 64-bit 4CPU            3435  13.0-9.0   (+6 -2 =14)   28.1   +57
 - Komodo 10 64-bit 4CPU              3430  28.5-23.5  (+12-7 =33)   42.3   +27
 - Komodo 10.1 64-bit 4CPU            3426  26.0-26.0  (+7 -7 =38)   53.0    -2
 - Houdini 4 64-bit 4CPU              3332  36.0-16.0  (+23-3 =26)  100.0   +19
 - Gull 3 64-bit 4CPU                 3260  44.0-8.0   (+36-0 =16)  100.0   +81
 - Fire 4 64-bit 4CPU                 3256  38.5-13.5  (+26-1 =25)  100.0   -24
 - Equinox 3.30 64-bit 4CPU           3252  37.5-14.5  (+25-2 =25)  100.0   -39
 - Critter 1.6a 64-bit 4CPU           3232  46.5-5.5   (+41-0 =11)  100.0  +123
 - Fritz 15 64-bit 4CPU               3224  41.0-11.0  (+30-0 =22)  100.0   -19
 - Andscacs 0.86 64-bit 4CPU          3222  39.5-12.5  (+28-1 =23)  100.0   -42
 - Rybka 4.1 64-bit 4CPU              3207  40.0-12.0  (+29-1 =22)  100.0   -47
 - BlackMamba 2.0 64-bit 4CPU         3197  40.5-11.5  (+30-1 =21)  100.0   -47
 - Fizbo 1.7 64-bit 4CPU              3184  39.5-12.5  (+30-3 =19)  100.0   -70
 - NirvanaChess 2.2 64-bit 4CPU       3182  47.5-4.5   (+43-0 =9 )  100.0  +109
 - Hannibal 1.5 64-bit 4CPU           3170  40.5-11.5  (+30-1 =21)  100.0   -75
 - Naum 4.6 64-bit 4CPU               3153  46.5-5.5   (+41-0 =11)  100.0   +44
 - Chiron 3.01 64-bit 4CPU            3146  46.0-6.0   (+40-0 =12)  100.0   +22
 - Texel 1.05 64-bit 4CPU             3143  46.0-6.0   (+40-0 =12)  100.0   +18
 - Protector 1.9.0 64-bit 4CPU        3129  44.5-5.5   (+39-0 =11)  100.0   +13
 - Bouquet 1.8 64-bit 4CPU            3072  46.0-6.0   (+40-0 =12)  100.0   -52


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