CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Arasan 15.1 64-bit in CCRL 40/40, 2018-02-17
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 15.1 64-bit has no rank with rating of 2718 Elo points (+32 -32),
based on 305 games: 98 wins, 88 losses and 119 draws
Score: 51.6%, Average opponent: −10.3, Draws: 39.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Nemorino 1.02 64-bit               2906   1.0-5.0   (+0 -4 =2 )    0.0   -42
 - Hannibal 1.0a 32-bit               2803   2.5-7.5   (+0 -5 =5 )    0.0   -66
 - Loop 13.6 (Loop 2007) 64-bit       2788   1.0-1.0   (+1 -1 =0 )    0.0   +39
 - Glaurung 2.2 64-bit                2782   1.5-2.5   (+1 -2 =1 )    0.0    +5
 - Gaviota 0.86 64-bit                2782   2.0-6.0   (+1 -5 =2 )    0.1  -104
 - Scorpio 2.7.5 64-bit               2779   1.5-0.5   (+1 -0 =1 )    0.2  +203
 - Frenzee 3.5.19 64-bit              2776   1.0-3.0   (+1 -3 =0 )    0.1  -159
 - Thinker 5.3b Passive 64-bit        2766   1.5-2.5   (+1 -2 =1 )    0.9   -70
 - BugChess2 1.9 64-bit               2764   0.5-5.5   (+0 -5 =1 )    0.5  -280
 - Ktulu 9                            2754   1.0-1.0   (+1 -1 =0 )    2.2    +5
 - Bison 9.11 64-bit                  2754   1.5-2.5   (+1 -2 =1 )    2.4   -35
 - Dirty 05Sep2012 64-bit             2753  11.0-13.0  (+5 -7 =12)    3.4    +7
 - Crafty 23.5 64-bit                 2747   8.5-9.5   (+4 -5 =9 )    8.4    +6
 - Chronos 1.9.9 64-bit               2738   2.0-0.0   (+2 -0 =0 )   12.7  +INF
 - DiscoCheck 3.7.1 64-bit            2729  10.0-5.0   (+7 -2 =6 )   30.4  +123
 - ProDeo 2.2                         2727   4.0-6.0   (+2 -4 =4 )   32.3   -50
 - Bobcat 3.25 64-bit                 2725   1.5-4.5   (+1 -4 =1 )   35.2  -192
 - EXchess 6.50b 64-bit               2713   2.5-3.5   (+2 -3 =1 )   58.7   -53
 - Amoeba 1.4 64-bit                  2706   6.5-3.5   (+5 -2 =3 )   71.2   +88
 - Gaviota 0.85.1 64-bit              2698   5.0-3.0   (+4 -2 =2 )   84.2   +58
 - ProDeo 1.81                        2698   3.5-2.5   (+1 -0 =5 )   80.4   +28
 - Octochess r4741 64-bit             2697   6.0-4.0   (+3 -1 =6 )   82.8   +37
 - Chessmaster 11 Conqueror           2691   1.5-0.5   (+1 -0 =1 )   91.6   +91
 - Delfi 5.4                          2687   5.0-3.0   (+3 -1 =4 )   96.0   +46
 - EXchess 6.71b 64-bit               2685   7.5-6.5   (+4 -3 =7 )   92.5    -7
 - Cheese 1.8 64-bit                  2683   5.0-3.0   (+4 -2 =2 )   96.6   +52
 - Daydreamer 1.75 64-bit             2679   4.0-4.0   (+2 -2 =4 )   98.4   -39
 - Deuterium 12.01.30.1070 64-bit     2676   5.5-2.5   (+3 -0 =5 )   97.7   +62
 - RedQueen 1.1.3 64-bit              2670   8.0-6.0   (+6 -4 =4 )   98.6    -3
 - ChessBrainVB 2.05                  2668   4.0-2.0   (+2 -0 =4 )   99.3   +43
 - Godel 2.3.7 64-bit                 2657   5.5-2.5   (+4 -1 =3 )   99.9   +57
 - Philou 3.7.1 64-bit                2653   8.5-7.5   (+7 -6 =3 )  100.0   -43
 - ProDeo 1.83c                       2649   2.0-2.0   (+2 -2 =0 )   99.9   -69
 - E.T. Chess 13.01.08                2649   6.5-1.5   (+6 -1 =1 )  100.0  +195
 - Rotor 0.7a                         2642   1.5-2.5   (+0 -1 =3 )  100.0  -135
 - Cheng3 1.07 64-bit                 2635   3.5-2.5   (+2 -1 =3 )  100.0   -31
 - Rodin 8.0                          2628   5.5-4.5   (+3 -2 =5 )  100.0   -58
 - Alfil 13.1 64-bit                  2626   2.5-1.5   (+2 -1 =1 )  100.0    -9
 - Phalanx XXV                        2614   6.0-4.0   (+3 -1 =6 )  100.0   -52


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018