CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Arasan 17.5 64-bit in CCRL 40/4, 2019-09-14
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:
Arasan 17.5 64-bit has no rank with rating of 2845 Elo points (+17 -16),
based on 1196 games: 395 wins, 376 losses and 425 draws
Score: 50.8%, Average opponent: −6.0, Draws: 35.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - SmarThink 1.70 64-bit              2915  14.5-17.5  (+10-13=9 )    0.0   +38
 - DiscoCheck 5.2.1 64-bit            2914  12.5-19.5  (+8 -15=9 )    0.0    -6
 - Vajolet2 2.0 64-bit                2907  13.5-17.5  (+7 -11=13)    0.0   +18
 - Quazar 0.4 64-bit                  2900  14.5-17.5  (+7 -10=15)    0.0   +25
 - Deep Junior Yokohama 64-bit        2898  15.5-16.5  (+9 -10=13)    0.0   +41
 - Pedone 1.2 64-bit                  2896  10.5-21.5  (+4 -15=13)    0.0   -58
 - Pedone 1.3 64-bit                  2891  10.5-21.5  (+5 -16=11)    0.0   -66
 - Cheng4 0.38 64-bit                 2887  12.0-20.0  (+4 -12=16)    0.0   -32
 - Thinker 5.4d Inert 64-bit          2885  12.5-19.5  (+7 -14=11)    0.0   -33
 - Deuterium 14.3.34.130 64-bit       2883  14.0-18.0  (+8 -12=12)    0.0     0
 - Murka 3 64-bit                     2882  16.0-16.0  (+11-11=10)    0.0   +34
 - Atlas 3.80 64-bit                  2875  15.0-16.0  (+9 -10=12)    0.1   +18
 - Gaviota 1.0 64-bit                 2872  16.5-15.5  (+12-11=9 )    0.1   +41
 - MinkoChess 1.3 64-bit              2870  14.0-18.0  (+9 -13=10)    0.4   -14
 - Dirty 3Nov2015 64-bit              2867  18.5-13.5  (+12-7 =13)    1.8   +74
 - EXchess 7.71b 64-bit               2860  16.5-15.5  (+12-11=9 )    9.5   +26
 - Nemo 1.0.1 64-bit                  2857  14.0-18.0  (+11-15=6 )    9.3   -34
 - EXchess 7.51b 64-bit               2852  20.0-12.0  (+13-5 =14)   28.0   +82
 - Onno 1.2.70 64-bit                 2846  15.0-17.0  (+9 -11=12)   46.7   -20
 - Zappa Mexico II 64-bit             2844  13.5-18.5  (+7 -12=13)   55.0   -49
 - Rodent 1.7 64-bit                  2829  16.0-16.0  (+11-11=10)   92.5   -17
 - Crafty 23.8 64-bit                 2825  17.5-12.5  (+10-5 =15)   97.5   +33
 - DisasterArea 1.54                  2810  19.5-12.5  (+14-7 =11)  100.0   +39
 - Tornado 7.0 64-bit                 2810  25.5-23.5  (+19-17=13)  100.0   -22
 - Tornado 4.88 64-bit                2810  17.0-15.0  (+9 -7 =16)   99.9   -19
 - Dirty 10Apr2015 64-bit             2808  17.0-15.0  (+9 -7 =16)   99.9   -21
 - GNU Chess 5.60 64-bit              2808  18.0-14.0  (+12-8 =12)  100.0    +3
 - Rhetoric 1.4.3 64-bit              2805  14.5-16.5  (+11-13=7 )  100.0   -64
 - Ktulu 9                            2781  10.5-21.5  (+5 -16=11)  100.0  -177
 - Octochess r5190 64-bit             2778  19.0-13.0  (+13-7 =12)  100.0    -5
 - Rhetoric 1.4.1 64-bit              2778  23.5-8.5   (+18-3 =11)  100.0   +92
 - Pedone 1.1 64-bit                  2774  21.0-11.0  (+15-5 =12)  100.0   +29
 - Bright 0.5c                        2772  24.0-8.0   (+17-1 =14)  100.0   +85
 - The Baron 3.29 64-bit              2772  15.5-16.5  (+12-13=7 )  100.0   -85
 - Twisted Logic 20090922 64-bit      2770  17.5-14.5  (+12-9 =11)  100.0   -40
 - Frenzee 3.5.19 64-bit              2768  21.5-10.5  (+17-6 =9 )  100.0   +44
 - Jonny 4.00                         2762  21.0-11.0  (+17-7 =8 )  100.0   +32


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019