CCRL 40/4
Downloads and Statistics
August 20, 2019
Testing summary:
Total: 2'086'404 games
played by 2'425 programs
28073 CPU days (X2 4600+)

White wins: 810'229 (38.8%)
Black wins: 655'304 (31.4%)
Draws: 620'871 (29.8%)
White score: 53.7%

Engine Details

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Stockfish 7 64-bit in CCRL 40/4, 2019-08-20
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:
Stockfish 7 64-bit has no rank with rating of 3353 Elo points (+14 -14),
based on 2066 games: 1182 wins, 108 losses and 776 draws
Score: 76.0%, Average opponent: −187.6, Draws: 37.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 10.2 64-bit                 3366  32.0-32.0  (+9 -9 =46)    7.7   +14
 - Komodo 9.42 64-bit                 3342  53.0-47.0  (+26-20=54)   86.4    +8
 - Komodo 9.3 64-bit                  3340  56.5-42.5  (+27-13=59)   91.4   +26
 - Komodo 10 64-bit                   3336  53.0-47.0  (+22-16=62)   96.1    -1
 - Shredder 13 64-bit                 3270  41.5-21.5  (+24-4 =35)  100.0    +7
 - Houdini 4 64-bit                   3240  71.0-29.0  (+49-7 =44)  100.0   +19
 - Gull 3 64-bit                      3191  72.5-27.5  (+52-7 =41)  100.0   -17
 - Fire 4 64-bit                      3190  70.5-26.5  (+50-6 =41)  100.0   -18
 - Gull 3.1 64-bit                    3189  47.0-22.0  (+33-8 =28)  100.0   -47
 - Fizbo 1.8 64-bit                   3165  39.0-11.0  (+29-1 =20)  100.0    -4
 - Equinox 3.30 64-bit                3161  78.0-22.0  (+57-1 =42)  100.0   -10
 - Critter 1.6a 64-bit                3157  81.5-18.5  (+67-4 =29)  100.0   +30
 - Fritz 15 64-bit                    3144  84.0-16.0  (+69-1 =30)  100.0   +36
 - Andscacs 0.872 64-bit              3129  54.0-10.0  (+44-0 =20)  100.0   +20
 - Fizbo 1.7 64-bit                   3128  41.0-8.0   (+33-0 =16)  100.0   +13
 - Rybka 4.1 64-bit                   3108  83.0-17.0  (+66-0 =34)  100.0   -15
 - Andscacs 0.84 64-bit               3092  84.5-14.5  (+71-1 =27)  100.0     0
 - Protector 1.9.0 64-bit             3084  83.5-15.5  (+70-2 =27)  100.0   -14
 - iCE 3.0 64-bit                     3080  77.0-22.0  (+58-3 =38)  100.0   -88
 - NirvanaChess 2.2 64-bit            3077  79.5-14.5  (+65-0 =29)  100.0   -28
 - Texel 1.05 64-bit                  3052  52.0-12.0  (+44-4 =16)  100.0   -67
 - Hannibal 1.5 64-bit                3048  61.0-3.0   (+58-0 =6 )  100.0  +156
 - Chiron 2 64-bit                    3038  56.5-7.5   (+50-1 =13)  100.0    -4
 - Naum 4.6 64-bit                    3032  59.0-5.0   (+54-0 =10)  100.0   +53
 - Alfil 15.7 64-bit                  3030  59.5-4.5   (+55-0 =9 )  100.0   +68


Created in 2005-2013 by CCRL team
Last games added on August 20, 2019