CCRL 40/4
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 1'671'765 games
played by 1'982 programs
22445 CPU days (X2 4600+)

White wins: 653'018 (39.1%)
Black wins: 530'657 (31.7%)
Draws: 488'090 (29.2%)
White score: 53.7%

Engine Details

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Cheng 4.39 64-bit 4CPU in CCRL 40/4, 2018-02-17
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, 2005-2018, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Cheng 4.39 64-bit 4CPU is #32 with rating of 3072 Elo points (+17 -17),
based on 1100 games: 231 wins, 365 losses and 504 draws
Score: 43.9%, Average opponent: +37.0, Draws: 45.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Fizbo 1.8 64-bit 4CPU              3249  17.5-34.5  (+5 -22=25)    0.0   +77
 - Andscacs 0.872 64-bit 4CPU         3241  13.5-38.5  (+2 -27=23)    0.0   +20
 - Booot 6.1 64-bit 4CPU              3189  12.0-28.0  (+3 -19=18)    0.0    -8
 - Fizbo 1.7 64-bit 4CPU              3186  21.0-31.0  (+9 -19=24)    0.0   +55
 - Elektro 1.2 64-bit 4CPU            3177  18.0-34.0  (+8 -24=20)    0.0    +4
 - Hannibal 1.5 64-bit 4CPU           3171  18.5-33.5  (+5 -20=27)    0.0   +14
 - Texel 1.06 64-bit 4CPU             3159  16.0-36.0  (+4 -24=24)    0.0   -31
 - Naum 4.6 64-bit 4CPU               3155  16.5-35.5  (+5 -24=23)    0.0   -30
 - Chiron 3.01 64-bit 4CPU            3147  19.5-32.5  (+7 -20=25)    0.0     0
 - Texel 1.05 64-bit 4CPU             3144  13.0-19.0  (+7 -13=12)    0.0   +10
 - Protector 1.9.0 64-bit 4CPU        3124  41.0-51.0  (+23-33=36)    0.0   +16
 - Pedone 1.5 64-bit 4CPU             3095  13.0-21.0  (+6 -14=14)    2.6   -49
 - Vajolet2 2.4 64-bit 4CPU           3078  14.5-25.5  (+6 -17=17)   29.9   -80
 - Bouquet 1.8 64-bit 4CPU            3073  27.0-23.0  (+15-11=24)   45.6   +28
 - Vajolet2 2.2 64-bit 4CPU           3069  24.5-27.5  (+9 -12=31)   58.7   -18
 - Pedone 1.4.1 64-bit 4CPU           3068  28.5-23.5  (+10-5 =37)   60.9   +19
 - Rybka 2.3.2a 64-bit 4CPU           3045  26.5-25.5  (+14-13=25)   99.5   -21
 - Deep Shredder 12 64-bit 4CPU       3042  28.5-23.5  (+18-13=21)   99.9     0
 - Bobcat 7.6 64-bit 4CPU             3036  28.5-23.5  (+15-10=27)   99.7   -10
 - Deep Junior 13.3 64-bit 4CPU       3027  29.0-23.0  (+20-14=18)  100.0    -5
 - Gaviota 1.0 64-bit 4CPU            2980  31.0-21.0  (+20-10=22)  100.0   -31
 - Tornado 8.0 64-bit 4CPU            2850  25.5-6.5   (+20-1 =11)  100.0   -18


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018