CCRL 40/40
Downloads and Statistics
April 14, 2018
Testing summary:
Total: 819'589 games
played by 2'137 programs
114281 CPU days (X2 4600+)

White wins: 281'160 (34.3%)
Black wins: 208'166 (25.4%)
Draws: 330'263 (40.3%)
White score: 54.5%

Engine Details

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Arasan 18.2 64-bit 4CPU in CCRL 40/40, 2018-04-14
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Arasan 18.2 64-bit 4CPU has no rank with rating of 2974 Elo points (+28 -28),
based on 388 games: 104 wins, 89 losses and 195 draws
Score: 51.9%, Average opponent: −14.8, Draws: 50.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - NirvanaChess 2.2 64-bit 4CPU       3145   0.5-0.5   (+0 -0 =1 )    0.0  +201
 - Sting SF 6 64-bit 4CPU             3138   0.5-0.5   (+0 -0 =1 )    0.0  +194
 - Fizbo 1.7 64-bit 4CPU              3123   4.5-5.5   (+1 -2 =7 )    0.0  +121
 - Hannibal 1.5 64-bit 4CPU           3115   0.5-0.5   (+0 -0 =1 )    0.0  +171
 - Texel 1.05 64-bit 4CPU             3090   0.5-0.5   (+0 -0 =1 )    0.0  +146
 - Protector 1.6.0 64-bit 4CPU        3076   5.0-14.0  (+0 -9 =10)    0.0   -36
 - Gull R375 64-bit 4CPU              3043   8.5-11.5  (+3 -6 =11)    0.0   +25
 - Hannibal 1.3 64-bit 4CPU           3038   8.0-12.0  (+3 -7 =10)    0.0    +5
 - Texel 1.03 64-bit 4CPU             3014   7.5-11.5  (+1 -5 =13)    2.8   -18
 - Cheng 4.39 64-bit 4CPU             3009   8.5-15.5  (+1 -8 =15)    1.6   -46
 - Vajolet2 2.1 64-bit 4CPU           3003  10.0-18.0  (+0 -8 =20)    6.0   -44
 - Fizbo 1.5 64-bit 4CPU              2996   5.5-6.5   (+2 -3 =7 )   12.7    -6
 - Spark 1.0 64-bit 4CPU              2973  13.0-14.0  (+7 -8 =12)   53.1   -12
 - EXchess 7.88b 64-bit 4CPU          2962   2.0-2.0   (+2 -2 =0 )   72.7   -12
 - Hakkapeliitta 3.0 64-bit           2956   3.5-3.5   (+3 -3 =1 )   87.8   -25
 - Crafty 25.0 64-bit 4CPU            2953   2.5-1.5   (+2 -1 =1 )   86.8   +74
 - Gaviota 1.0 64-bit 4CPU            2942   8.0-3.0   (+6 -1 =4 )   97.3  +118
 - Bobcat 7.1 64-bit 4CPU             2936  15.5-15.5  (+7 -7 =17)   96.7   -39
 - EXchess 7.71b 64-bit 4CPU          2934   5.0-2.0   (+3 -0 =4 )   97.7   +84
 - Bright 0.4a 4CPU                   2899  12.5-7.5   (+9 -4 =7 )  100.0    +5
 - Glaurung 2.2 64-bit 4CPU           2898  17.0-10.0  (+12-5 =10)  100.0    +5
 - Tornado 7.0 64-bit 4CPU            2897   2.5-1.5   (+1 -0 =3 )  100.0    -9
 - Tornado 4.88 64-bit 4CPU           2888  13.5-5.5   (+10-2 =7 )  100.0   +52
 - Pedone 1.3 64-bit 4CPU             2885  14.5-9.5   (+8 -3 =13)  100.0   -28
 - The Baron 3.29 64-bit 4CPU         2869  16.5-6.5   (+11-1 =11)  100.0   +27
 - Gaviota 0.86 64-bit 4CPU           2860  12.5-7.5   (+9 -4 =7 )  100.0   -33
 - Laser 1.0 64-bit 4CPU              2800   3.5-0.5   (+3 -0 =1 )  100.0  +112


Created in 2005-2013 by CCRL team
Last games added on April 14, 2018