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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Stockfish 7 64-bit 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 has no rank with rating of 3354 Elo points (+14 -14),
based on 2066 games: 1182 wins, 108 losses and 776 draws
Score: 76.0%, Average opponent: −187.9, Draws: 37.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 10.2 64-bit                 3367  32.0-32.0  (+9 -9 =46)    7.9   +14
 - Komodo 9.42 64-bit                 3343  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   +25
 - Komodo 10 64-bit                   3337  53.0-47.0  (+22-16=62)   96.0    -1
 - Shredder 13 64-bit                 3270  41.5-21.5  (+24-4 =35)  100.0    +6
 - Houdini 4 64-bit                   3241  71.0-29.0  (+49-7 =44)  100.0   +19
 - Gull 3 64-bit                      3192  72.5-27.5  (+52-7 =41)  100.0   -17
 - Fire 4 64-bit                      3191  70.5-26.5  (+50-6 =41)  100.0   -18
 - Gull 3.1 64-bit                    3190  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    -5
 - Equinox 3.30 64-bit                3161  78.0-22.0  (+57-1 =42)  100.0   -11
 - Critter 1.6a 64-bit                3158  81.5-18.5  (+67-4 =29)  100.0   +30
 - Fritz 15 64-bit                    3146  84.0-16.0  (+69-1 =30)  100.0   +37
 - Andscacs 0.872 64-bit              3130  54.0-10.0  (+44-0 =20)  100.0   +20
 - Fizbo 1.7 64-bit                   3129  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   -16
 - Andscacs 0.84 64-bit               3093  84.5-14.5  (+71-1 =27)  100.0     0
 - Protector 1.9.0 64-bit             3085  83.5-15.5  (+70-2 =27)  100.0   -14
 - iCE 3.0 64-bit                     3081  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   -29
 - Texel 1.05 64-bit                  3053  52.0-12.0  (+44-4 =16)  100.0   -67
 - Hannibal 1.5 64-bit                3049  61.0-3.0   (+58-0 =6 )  100.0  +156
 - Chiron 2 64-bit                    3039  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   +52
 - Alfil 15.7 64-bit                  3031  59.5-4.5   (+55-0 =9 )  100.0   +68


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