CCRL 40/4
Downloads and Statistics
June 22, 2019
Testing summary:
Total: 2'052'494 games
played by 2'371 programs
27529 CPU days (X2 4600+)

White wins: 797'533 (38.9%)
Black wins: 645'585 (31.5%)
Draws: 609'376 (29.7%)
White score: 53.7%

Engine Details

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Booot 6.2 64-bit 4CPU in CCRL 40/4, 2019-06-22
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:
Booot 6.2 64-bit 4CPU has no rank with rating of 3256 Elo points (+13 -13),
based on 2017 games: 371 wins, 664 losses and 982 draws
Score: 42.7%, Average opponent: +56.7, Draws: 48.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit 4CPU            3546   8.5-73.5  (+0 -65=17)    0.0   -32
 - SugaR XPrO 1.4 64-bit 4CPU         3535   5.0-35.0  (+0 -30=10)    0.0    -8
 - SugaR XPrO 1.2 64-bit 4CPU         3529   4.5-55.5  (+0 -51=9 )    0.0  -107
 - asmFish 191017 64-bit 4CPU         3526   7.0-43.0  (+0 -36=14)    0.0    +2
 - Houdini 6 64-bit 4CPU              3520  17.5-84.5  (+0 -67=35)    0.0   +36
 - Stockfish 8 64-bit 4CPU            3494  11.0-49.0  (+0 -38=22)    0.0   +24
 - Houdini 5.01 64-bit 4CPU           3476   9.0-51.0  (+0 -42=18)    0.0   -32
 - Komodo 10.4 64-bit 4CPU            3473   8.0-44.0  (+0 -36=16)    0.0   -32
 - Komodo 11.01 64-bit 4CPU           3467  14.0-46.0  (+0 -32=28)    0.0   +45
 - Fizbo 2 64-bit 4CPU                3343  45.5-53.5  (+21-29=49)    0.0   +62
 - Fire 5 64-bit 4CPU                 3335  21.0-39.0  (+3 -21=36)    0.0    -4
 - Deep Shredder 13 64-bit 4CPU       3323  22.0-38.0  (+3 -19=38)    0.0    -5
 - Fizbo 1.9 64-bit 4CPU              3320  20.0-40.0  (+4 -24=32)    0.0   -32
 - Andscacs 0.921 64-bit 4CPU         3302  22.0-28.0  (+12-18=20)    0.0    +6
 - Andscacs 0.93 64-bit 4CPU          3300   8.5-21.5  (+2 -15=13)    0.0   -93
 - Andscacs 0.91 64-bit 4CPU          3275  25.5-34.5  (+8 -17=35)    2.8   -22
 - Gull 3 64-bit 4CPU                 3260  27.5-32.5  (+10-15=35)   30.7   -20
 - Equinox 3.30 64-bit 4CPU           3252  33.5-26.5  (+15-8 =37)   68.5   +28
 - Chiron 4 64-bit 4CPU               3241  34.5-25.5  (+17-8 =35)   97.2   +27
 - Critter 1.6a 64-bit 4CPU           3232  33.0-27.0  (+13-7 =40)   99.9    +3
 - Hannibal 1.7 64-bit 4CPU           3229  34.5-25.5  (+15-6 =39)   99.9   +12
 - Fritz 16 64-bit 4CPU               3227  36.5-23.5  (+25-12=23)   99.8   +42
 - NirvanaChess 2.4 64-bit 4CPU       3224  51.0-38.0  (+28-15=46)  100.0   +12
 - Fritz 15 64-bit 4CPU               3223  33.0-27.0  (+15-9 =36)  100.0    -6
 - Gull 3.1 64-bit 4CPU               3214  30.0-30.0  (+12-12=36)  100.0   -43
 - NirvanaChess 2.3 64-bit 4CPU       3211  37.5-21.5  (+19-3 =37)  100.0   +30
 - Rybka 4 64-bit 4CPU                3198  35.0-25.0  (+16-6 =38)  100.0   -13
 - BlackMamba 2.0 64-bit 4CPU         3197  35.5-24.5  (+16-5 =39)  100.0    -9
 - Senpai 2.0 64-bit 4CPU             3176  23.5-16.5  (+12-5 =23)  100.0   -31
 - Laser 1.5 64-bit 4CPU              3171  24.0-6.0   (+19-1 =10)  100.0  +120
 - Deep Fritz 14 64-bit 4CPU          3144  32.0-18.0  (+17-3 =30)  100.0   -33
 - Strelka 5.5 64-bit                 3140  38.0-22.0  (+19-3 =38)  100.0   -42
 - Protector 1.9.0 64-bit 4CPU        3127  26.5-13.5  (+16-3 =21)  100.0   -32
 - Vajolet2 2.5 64-bit 4CPU           3125  23.0-9.0   (+14-0 =18)  100.0    -2
 - Defenchess (SCTR) 1.1f 64-bit 4CPU 3120  24.5-7.5   (+20-3 =9 )  100.0   +53


Created in 2005-2013 by CCRL team
Last games added on June 22, 2019