CCRL 40/4
Downloads and Statistics
July 17, 2019
Testing summary:
Total: 2'068'038 games
played by 2'396 programs
27793 CPU days (X2 4600+)

White wins: 803'434 (38.9%)
Black wins: 650'049 (31.4%)
Draws: 614'555 (29.7%)
White score: 53.7%

Engine Details

Options
Show each game results
Stockfish 6 64-bit in CCRL 40/4, 2019-07-17
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 6 64-bit has no rank with rating of 3317 Elo points (+12 -11),
based on 2833 games: 1406 wins, 240 losses and 1187 draws
Score: 70.6%, Average opponent: −147.2, Draws: 41.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 8 64-bit 4CPU               3352  15.0-17.0  (+8 -10=14)    0.0   +17
 - Komodo 9.3 64-bit                  3340  92.5-107.5 (+28-43=129)    0.5    +3
 - Komodo 9.2 64-bit                  3337  76.0-75.0  (+32-31=88)    2.4   +22
 - Houdini 4 64-bit 4CPU              3331  21.5-10.5  (+12-1 =19)    3.4  +111
 - Komodo 9.1 64-bit                  3314 152.5-147.5 (+65-60=175)   64.5     0
 - Gull 3 64-bit 4CPU                 3260  17.0-15.0  (+8 -6 =18)  100.0   -39
 - Komodo 9 64-bit                    3259  28.0-22.0  (+10-4 =36)  100.0   -27
 - Fire 4 64-bit 4CPU                 3256  20.0-12.0  (+11-3 =18)  100.0   +10
 - Equinox 3.30 64-bit 4CPU           3252  27.5-17.5  (+15-5 =25)  100.0     0
 - Houdini 4 64-bit                   3240  72.0-28.0  (+55-11=34)  100.0   +71
 - Komodo 8 64-bit                    3235  57.0-43.0  (+25-11=64)  100.0   -44
 - Rybka 4.1 64-bit 4CPU              3205  21.5-10.5  (+11-0 =21)  100.0   -18
 - Gull 3 64-bit                      3192  75.0-19.0  (+60-4 =30)  100.0   +81
 - Fire 4 64-bit                      3191  74.5-17.5  (+60-3 =29)  100.0   +91
 - Equinox 3.30 64-bit                3161  67.5-32.5  (+44-9 =47)  100.0   -48
 - Critter 1.6a 64-bit                3158  71.5-28.5  (+49-6 =45)  100.0   -25
 - Fritz 15 64-bit                    3145  43.5-20.5  (+29-6 =29)  100.0   -60
 - Texel 1.05 64-bit 4CPU             3142  23.5-8.5   (+16-1 =15)  100.0   -30
 - Hannibal 1.4b 64-bit 4CPU          3117  25.0-7.0   (+20-2 =10)  100.0    -2
 - Rybka 4.1 64-bit                   3108  82.0-18.0  (+66-2 =32)  100.0   +17
 - Senpai 1.0 64-bit 4CPU             3096  29.0-3.0   (+27-1 =4 )  100.0  +146
 - Andscacs 0.84 64-bit               3093  44.0-6.0   (+38-0 =12)  100.0   +70
 - Protector 1.9.0 64-bit             3084  40.5-9.5   (+31-0 =19)  100.0   -25
 - Deep Fritz 14 64-bit 1CPU          3078  77.5-22.5  (+57-2 =41)  100.0   -59
 - Rybka 3 64-bit                     3077  88.5-11.5  (+79-2 =19)  100.0   +78
 - Protector 1.8.0 64-bit             3065  40.0-10.0  (+31-1 =18)  100.0   -50
 - Texel 1.05 64-bit                  3053  78.5-21.5  (+61-4 =35)  100.0   -69
 - Critter 0.90 64-bit                3049  87.0-13.0  (+76-2 =22)  100.0   +24
 - Protector 1.7.0 64-bit             3040  92.0-8.0   (+85-1 =14)  100.0  +101
 - Chiron 2 64-bit                    3038  77.5-21.5  (+61-5 =33)  100.0   -84
 - Naum 4.6 64-bit                    3032  82.5-17.5  (+67-2 =31)  100.0   -54
 - Alfil 15.7 64-bit                  3031  28.5-3.5   (+25-0 =7 )  100.0   +27
 - Hannibal 1.4b 64-bit               3018  84.5-15.5  (+71-2 =27)  100.0   -43
 - Senpai 1.0 64-bit                  3007  86.5-13.5  (+73-0 =27)  100.0   -35


Created in 2005-2013 by CCRL team
Last games added on July 17, 2019