CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Arasan 11.6 32-bit in CCRL 40/40, 2019-07-11
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Arasan 11.6 32-bit has no rank with rating of 2532 Elo points (+33 -33),
based on 304 games: 108 wins, 97 losses and 99 draws
Score: 51.8%, Average opponent: −12.8, Draws: 32.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Crafty 23.1 32-bit                 2687   3.0-9.0   (+0 -6 =6 )    0.0    +5
 - Glaurung 1.0.2 32-bit              2634   5.0-7.0   (+3 -5 =4 )    0.0   +45
 - Naum 1.91 32-bit                   2606   5.5-6.5   (+4 -5 =3 )    0.0   +47
 - GreKo 12.8 64-bit                  2603   3.0-5.0   (+2 -4 =2 )    0.1   -19
 - Alfil 8.1.1                        2600   2.0-2.0   (+1 -1 =2 )    0.0   +68
 - Philou 3.7.1 32-bit                2599   4.0-6.0   (+3 -5 =2 )    0.2   -11
 - Sloppy 0.2.2 32-bit                2598   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - The Baron 2.23 32-bit              2594   2.5-7.5   (+1 -6 =3 )    0.0  -111
 - Amyan 1.72                         2589   4.0-4.0   (+3 -3 =2 )    0.1   +57
 - Petir 4.999999                     2578   0.5-1.5   (+0 -1 =1 )    0.6  -110
 - Scorpio 2.2 32-bit                 2569   8.0-6.0   (+6 -4 =4 )    4.3   +89
 - Brutus 8.05 32-bit                 2566   0.5-1.5   (+0 -1 =1 )    3.5  -108
 - Rotor 0.5                          2564   3.0-5.0   (+1 -3 =4 )    4.2   -46
 - SOS 5.1                            2563   1.0-1.0   (+1 -1 =0 )    4.5   +31
 - Tornado 3.42a 32-bit               2548   2.5-7.5   (+1 -6 =3 )   24.6  -154
 - Tornado 3.21a 32-bit               2547   0.5-1.5   (+0 -1 =1 )   26.6  -141
 - Ufim 8.02                          2543   0.5-1.5   (+0 -1 =1 )   26.5  -145
 - AnMon 5.75                         2538   4.0-4.0   (+3 -3 =2 )   37.5    +6
 - Rodent 0.10                        2535   4.5-5.5   (+3 -4 =3 )   44.6   -28
 - DanaSah 4.24                       2526   3.5-4.5   (+1 -2 =5 )   61.5   -42
 - GarboChess 2.20 32-bit             2522   2.0-2.0   (+2 -2 =0 )   69.8   -10
 - Little Goliath Evolution 3.12      2506   1.0-1.0   (+1 -1 =0 )   90.5   -26
 - Tao 5.6                            2502   1.0-1.0   (+0 -0 =2 )   94.1   -30
 - Hermann 2.5 32-bit                 2498   5.5-6.5   (+4 -5 =3 )   95.8   -69
 - Twisted Logic 20080404x            2495   9.5-2.5   (+8 -1 =3 )   95.8  +176
 - N2 0.1                             2489   4.5-3.5   (+2 -1 =5 )   98.2   -11
 - Yace 0.99.87                       2488   1.5-2.5   (+0 -1 =3 )   99.0  -111
 - Xpdnt 091007                       2482   0.0-2.0   (+0 -2 =0 )   99.7  -INF
 - Cerebro 3.03d                      2481   4.0-6.0   (+1 -3 =6 )   99.7  -106
 - Pepito 1.59 32-bit                 2481   1.5-0.5   (+1 -0 =1 )   99.3  +105
 - Matacz 1.4                         2478   2.5-1.5   (+1 -0 =3 )   99.8   +13
 - BBChess 1.3b                       2477   1.0-1.0   (+1 -1 =0 )   99.6   -55
 - Anatoli 0.35k                      2475   6.0-2.0   (+6 -2 =0 )   99.9  +173
 - Pupsi2 0.08                        2472   1.0-1.0   (+0 -0 =2 )   99.9   -60
 - Trace 1.37a                        2471   1.5-0.5   (+1 -0 =1 )   99.9   +81
 - LittleThought 1.052 32-bit         2467   8.5-3.5   (+7 -2 =3 )  100.0   +85
 - Quark 2.35                         2466   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Delphil 2.3                        2439   1.5-0.5   (+1 -0 =1 )  100.0   +48
 - nanoSzachy 3.8                     2437  11.0-5.0   (+9 -3 =4 )  100.0   +40
 - Typhoon 1.00-358                   2433   1.5-0.5   (+1 -0 =1 )  100.0   +57
 - Homer 2.01                         2429   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - PostModernist 1016                 2419   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Gaviota 0.75.7 32-bit              2415   9.5-2.5   (+7 -0 =5 )  100.0   +70
 - RomiChess P3n 64-bit               2413   4.5-1.5   (+4 -1 =1 )  100.0   +80
 - Diablo 0.5.1                       2409   1.5-0.5   (+1 -0 =1 )  100.0   +19
 - Gaia 3.5 32-bit                    2408   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Dragon 4.6                         2404   1.5-0.5   (+1 -0 =1 )  100.0   +14
 - Pawny 0.2 32-bit                   2399   6.0-6.0   (+4 -4 =4 )  100.0  -133
 - Jumbo 0.5.3 64-bit                 2370   4.0-2.0   (+4 -2 =0 )  100.0   -17


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019