CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Arasan 11.7 32-bit in CCRL 40/40, 2018-04-21
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 11.7 32-bit has no rank with rating of 2557 Elo points (+32 -32),
based on 308 games: 96 wins, 101 losses and 111 draws
Score: 49.2%, Average opponent: +5.8, Draws: 36.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Booot 4.15.1                       2705   1.5-2.5   (+1 -2 =1 )    0.0   +52
 - BugChess2 1.7 32-bit               2698   1.5-2.5   (+1 -2 =1 )    0.0   +59
 - Crafty 23.2 32-bit                 2695   1.5-2.5   (+1 -2 =1 )    0.0   +56
 - Delfi 5.4                          2687   0.5-3.5   (+0 -3 =1 )    0.0  -158
 - MinkoChess 0.8 32-bit              2674   4.0-10.0  (+1 -7 =6 )    0.0   -13
 - Daydreamer 1.75 32-bit             2667   3.5-12.5  (+1 -10=5 )    0.0   -81
 - Chessmaster 11                     2666   0.5-3.5   (+0 -3 =1 )    0.0  -173
 - Scorpio 2.5 32-bit                 2662   2.5-5.5   (+1 -4 =3 )    0.0   -17
 - CM10th Paralyse                    2651   2.0-2.0   (+1 -1 =2 )    0.0   +94
 - WyldChess 1.4 64-bit               2638   3.0-7.0   (+2 -6 =2 )    0.0   -73
 - Gandalf 6                          2632   2.5-1.5   (+2 -1 =1 )    0.0  +157
 - Tornado 3.6.7 32-bit               2613   1.5-2.5   (+1 -2 =1 )    0.7   -25
 - Deuterium 09.01.26.492             2599   4.5-4.5   (+2 -2 =5 )    1.7   +37
 - The Baron 2.23 32-bit              2594   0.5-3.5   (+0 -3 =1 )    2.3  -245
 - Amyan 1.72                         2590   7.5-9.5   (+4 -6 =7 )    2.9    -6
 - Delocto 0.6 64-bit                 2577   4.5-5.5   (+3 -4 =3 )   16.9   -16
 - Dirty 6J-22                        2576   2.5-2.5   (+2 -2 =1 )   16.5   +29
 - N2 0.4 32-bit                      2567   7.5-10.5  (+4 -7 =7 )   28.4   -43
 - Brutus 8.05 32-bit                 2566   3.0-1.0   (+2 -0 =2 )   30.8  +158
 - Rotor 0.5                          2564  10.0-11.0  (+6 -7 =8 )   33.9    -7
 - Tornado 3.42a 32-bit               2549   9.0-7.0   (+6 -4 =6 )   64.0   +34
 - Ufim 8.02                          2543   2.5-1.5   (+2 -1 =1 )   78.8   +78
 - AnMon 5.75                         2533   6.5-5.5   (+3 -2 =7 )   90.3    -8
 - GarboChess 2.20 32-bit             2522   3.5-0.5   (+3 -0 =1 )   96.9  +253
 - DanaSah 4.45                       2512   4.5-3.5   (+3 -2 =3 )   97.9   -18
 - DanaSah 4.37                       2501   5.0-3.0   (+4 -2 =2 )   99.2   +25
 - Hermann 2.5 32-bit                 2496   7.0-5.0   (+3 -1 =8 )   99.9   -16
 - Philou 3.1.4.1                     2494   3.5-1.5   (+2 -0 =3 )   99.9   +47
 - N2 0.1                             2489   3.0-1.0   (+3 -1 =0 )  100.0  +157
 - Xpdnt 091007                       2486   2.5-1.5   (+1 -0 =3 )  100.0    -3
 - Cerebro 3.03d                      2480   5.0-6.0   (+4 -5 =2 )  100.0  -108
 - Matacz 1.4                         2480   3.0-1.0   (+2 -0 =2 )  100.0   +72
 - Pupsi2 0.08                        2472   9.5-2.5   (+8 -1 =3 )  100.0  +128
 - Winter 0.1.1 64-bit                2472   3.0-3.0   (+2 -2 =2 )  100.0   -85
 - Counter 1.2                        2468   8.5-3.5   (+7 -2 =3 )  100.0   +64
 - Drosophila 1.5.1 64-bit            2466   6.0-4.0   (+4 -2 =4 )  100.0   -24
 - Gaviota 0.74.41 32-bit             2445   5.0-3.0   (+4 -2 =2 )  100.0   -23


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018