CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Engine Details

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Stockfish 160716 64-bit 4CPU in CCRL 40/4, 2019-10-12
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 160716 64-bit 4CPU has no rank with rating of 3456 Elo points (+13 -13),
based on 2345 games: 1460 wins, 58 losses and 827 draws
Score: 79.9%, Average opponent: −217.4, Draws: 35.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 10.2 64-bit 4CPU            3436  14.5-7.5   (+7 -0 =15)   96.3   +62
 - Komodo 10 64-bit 4CPU              3430  62.0-42.0  (+34-14=56)   99.6   +32
 - Komodo 10.1 64-bit 4CPU            3427 122.5-85.5  (+61-24=123)   99.7   +20
 - Houdini 4 64-bit 4CPU              3332  74.0-30.0  (+47-3 =54)  100.0    +2
 - Gull 3 64-bit 4CPU                 3261  85.0-19.0  (+67-1 =36)  100.0   +23
 - Fire 4 64-bit 4CPU                 3257  79.0-25.0  (+55-1 =48)  100.0   -35
 - Equinox 3.30 64-bit 4CPU           3254  82.0-22.0  (+61-1 =42)  100.0   -13
 - Fizbo 1.8 64-bit 4CPU              3248  45.5-6.5   (+39-0 =13)  100.0   +78
 - Andscacs 0.872 64-bit 4CPU         3240  42.5-9.5   (+34-1 =17)  100.0    +4
 - Critter 1.6a 64-bit 4CPU           3233  86.0-18.0  (+71-3 =30)  100.0   +14
 - Hannibal 1.7 64-bit 4CPU           3231  42.5-9.5   (+33-0 =19)  100.0   -10
 - Fritz 15 64-bit 4CPU               3224  82.5-21.5  (+62-1 =41)  100.0   -38
 - Andscacs 0.86 64-bit 4CPU          3222  86.5-17.5  (+69-0 =35)  100.0    -2
 - NirvanaChess 2.3 64-bit 4CPU       3212  45.0-6.0   (+40-1 =10)  100.0   +66
 - Rybka 4.1 64-bit 4CPU              3206  86.0-18.0  (+69-1 =34)  100.0   -19
 - BlackMamba 2.0 64-bit 4CPU         3198  82.5-19.5  (+64-1 =37)  100.0   -47
 - Booot 6.1 64-bit 4CPU              3188  38.0-2.0   (+36-0 =4 )  100.0  +182
 - Fizbo 1.7 64-bit 4CPU              3185  86.5-17.5  (+70-1 =33)  100.0   -35
 - NirvanaChess 2.2 64-bit 4CPU       3183  91.0-13.0  (+78-0 =26)  100.0   +14
 - Elektro 1.2 64-bit 4CPU            3176  46.0-6.0   (+41-1 =10)  100.0   +34
 - Hannibal 1.5 64-bit 4CPU           3170  88.5-15.5  (+74-1 =29)  100.0   -26
 - Texel 1.06 64-bit 4CPU             3159  48.0-4.0   (+44-0 =8 )  100.0   +78
 - Naum 4.6 64-bit 4CPU               3153  87.5-16.5  (+72-1 =31)  100.0   -56
 - Chiron 3.01 64-bit 4CPU            3146  88.0-14.0  (+75-1 =26)  100.0   -33
 - Texel 1.05 64-bit 4CPU             3143  90.0-14.0  (+77-1 =26)  100.0   -33
 - Strelka 5.5 64-bit                 3141  92.0-12.0  (+80-0 =24)  100.0   -11


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019