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 17.0 64-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 17.0 64-bit has no rank with rating of 2808 Elo points (+31 -31),
based on 310 games: 91 wins, 78 losses and 141 draws
Score: 52.1%, Average opponent: −11.8, Draws: 45.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Hannibal 1.3 32-bit                2928   1.0-9.0   (+0 -8 =2 )    0.0  -206
 - Gull 1.2 64-bit                    2919   4.0-6.0   (+3 -5 =2 )    0.0   +38
 - Spike 1.4 Leiden                   2915   3.5-6.5   (+3 -6 =1 )    0.0   -17
 - Deep Junior 13.3 32-bit            2908   4.5-5.5   (+1 -2 =7 )    0.0   +72
 - Protector 1.4.0 64-bit             2903   3.5-6.5   (+2 -5 =3 )    0.0   -13
 - Quazar 0.4 32-bit                  2878   6.5-3.5   (+4 -1 =5 )    0.0  +164
 - Gaviota 1.0 64-bit                 2859   5.0-5.0   (+2 -2 =6 )    0.1   +51
 - Vajolet2 1.28 64-bit               2847  11.0-9.0   (+4 -2 =14)    2.2   +65
 - NirvanaChess 1.5 64-bit            2821   3.0-7.0   (+1 -5 =4 )   26.8  -113
 - NirvanaChess 1.6 64-bit            2821   5.0-5.0   (+4 -4 =2 )   27.6   +13
 - Zurichess Neuchatel 64-bit         2820   5.0-5.0   (+2 -2 =6 )   25.7   +15
 - SmarThink 1.40 64-bit              2819   6.5-3.5   (+5 -2 =3 )   32.6  +116
 - Tornado 7.0 64-bit                 2816   4.5-5.5   (+3 -4 =3 )   33.2   -28
 - Cheng4 0.36c 64-bit                2798   9.0-5.0   (+5 -1 =8 )   71.5   +70
 - Loop 13.6 (Loop 2007) 64-bit       2789   4.0-6.0   (+2 -4 =4 )   85.7   -73
 - Rybka 1.0 32-bit                   2787   5.0-5.0   (+1 -1 =8 )   88.4   -21
 - Crafty 23.6 64-bit                 2787   5.0-5.0   (+2 -2 =6 )   85.3   -21
 - MinkoChess 1.2 32-bit              2782   5.5-4.5   (+3 -2 =5 )   93.6    +5
 - Scorpio 2.7.6 64-bit               2781   2.5-1.5   (+2 -1 =1 )   93.4   +55
 - Octochess r5190 64-bit             2772   6.5-7.5   (+2 -3 =9 )   98.2   -53
 - Dirty 20Apr2013 64-bit             2769   2.0-2.0   (+1 -1 =2 )   98.5   -49
 - GNU Chess 5.50 64-bit              2757   1.0-3.0   (+0 -2 =2 )   99.7  -200
 - Bison 9.11 64-bit                  2755   8.5-1.5   (+7 -0 =3 )   99.9  +199
 - Rodent 1.3 64-bit                  2740   3.0-1.0   (+2 -0 =2 )   99.9   +74
 - Toga II 1.1a 32-bit                2732   6.5-3.5   (+5 -2 =3 )  100.0   +33
 - Godel 3.4.9 64-bit                 2726   1.0-3.0   (+0 -2 =2 )  100.0  -231
 - EXchess 6.50b 64-bit               2713   4.0-6.0   (+1 -3 =6 )  100.0  -150
 - ProDeo 1.81                        2698   6.0-4.0   (+4 -2 =4 )  100.0   -50
 - Rhetoric 1.2 64-bit                2694  10.0-4.0   (+7 -1 =6 )  100.0   +19
 - Tornado 4.87a 32-bit               2685   7.0-3.0   (+6 -2 =2 )  100.0   +23
 - RedQueen 1.1.97 64-bit             2660   3.0-1.0   (+2 -0 =2 )  100.0    +8
 - Pawny 1.0 64-bit                   2659   2.5-1.5   (+1 -0 =3 )  100.0   -81
 - Cyrano 0.6b17 64-bit               2647   6.5-3.5   (+4 -1 =5 )  100.0   -71


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