CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Arasan 15.1 64-bit in CCRL 40/40, 2019-07-19
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 15.1 64-bit has no rank with rating of 2720 Elo points (+31 -31),
based on 317 games: 102 wins, 90 losses and 125 draws
Score: 51.9%, Average opponent: −11.9, Draws: 39.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Nemorino 1.02 64-bit               2904   1.0-5.0   (+0 -4 =2 )    0.0   -46
 - Hannibal 1.0a 32-bit               2800   2.5-7.5   (+0 -5 =5 )    0.0   -71
 - Loop 13.6 (Loop 2007) 64-bit       2789   1.0-1.0   (+1 -1 =0 )    0.0   +38
 - Glaurung 2.2 64-bit                2783   1.5-2.5   (+1 -2 =1 )    0.0    +4
 - Gaviota 0.86 64-bit                2781   2.0-6.0   (+1 -5 =2 )    0.1  -107
 - Scorpio 2.7.5 64-bit               2778   1.5-0.5   (+1 -0 =1 )    0.3  +200
 - Frenzee 3.5.19 64-bit              2774   1.0-3.0   (+1 -3 =0 )    0.1  -163
 - Thinker 5.3b Passive 64-bit        2765   1.5-2.5   (+1 -2 =1 )    1.3   -73
 - BugChess2 1.9 64-bit               2761   0.5-5.5   (+0 -5 =1 )    1.0  -285
 - Bison 9.11 64-bit                  2755   1.5-2.5   (+1 -2 =1 )    2.4   -36
 - Dirty 05Sep2012 64-bit             2754  11.0-13.0  (+5 -7 =12)    4.0    +6
 - Ktulu 9                            2754   1.0-1.0   (+1 -1 =0 )    2.5    +3
 - Crafty 23.5 64-bit                 2747   8.5-9.5   (+4 -5 =9 )   10.0    +4
 - Chronos 1.9.9 64-bit               2738   2.0-0.0   (+2 -0 =0 )   15.4  +INF
 - DiscoCheck 3.7.1 64-bit            2729  10.0-5.0   (+7 -2 =6 )   33.6  +121
 - Bobcat 3.25 64-bit                 2725   1.5-4.5   (+1 -4 =1 )   40.4  -194
 - ProDeo 2.2                         2721   4.0-6.0   (+2 -4 =4 )   47.9   -58
 - GreKo 2018.08 64-bit               2718   4.0-2.0   (+3 -1 =2 )   54.5  +116
 - EXchess 6.50b 64-bit               2713   2.5-3.5   (+2 -3 =1 )   62.5   -55
 - Amoeba 1.4 64-bit                  2709   6.5-3.5   (+5 -2 =3 )   71.5   +89
 - Topple 0.4.0 64-bit                2708   3.0-3.0   (+1 -1 =4 )   71.8    -5
 - ProDeo 1.81                        2699   3.5-2.5   (+1 -0 =5 )   83.1   +27
 - Gaviota 0.85.1 64-bit              2698   5.0-3.0   (+4 -2 =2 )   87.3   +56
 - Chessmaster 11 Conqueror           2698   1.5-0.5   (+1 -0 =1 )   88.5   +96
 - Octochess r4741 64-bit             2697   6.0-4.0   (+3 -1 =6 )   85.3   +35
 - Delfi 5.4                          2689   5.0-3.0   (+3 -1 =4 )   96.6   +46
 - EXchess 6.71b 64-bit               2685   7.5-6.5   (+4 -3 =7 )   94.1    -9
 - Cheese 1.8 64-bit                  2683   5.0-3.0   (+4 -2 =2 )   97.5   +50
 - Daydreamer 1.75 64-bit             2679   4.0-4.0   (+2 -2 =4 )   98.8   -41
 - Deuterium 12.01.30.1070 64-bit     2677   5.5-2.5   (+3 -0 =5 )   98.2   +61
 - RedQueen 1.1.3 64-bit              2675   8.0-6.0   (+6 -4 =4 )   98.7     0
 - ChessBrainVB 2.05                  2668   4.0-2.0   (+2 -0 =4 )   99.5   +41
 - Godel 2.3.7 64-bit                 2657   5.5-2.5   (+4 -1 =3 )   99.9   +55
 - Philou 3.7.1 64-bit                2652   8.5-7.5   (+7 -6 =3 )  100.0   -46
 - ProDeo 1.83c                       2649   2.0-2.0   (+2 -2 =0 )   99.9   -71
 - E.T. Chess 13.01.08                2649   6.5-1.5   (+6 -1 =1 )  100.0  +193
 - Rotor 0.7a                         2645   1.5-2.5   (+0 -1 =3 )  100.0  -134
 - Cheng3 1.07 64-bit                 2635   3.5-2.5   (+2 -1 =3 )  100.0   -33
 - Alfil 13.1 64-bit                  2628   2.5-1.5   (+2 -1 =1 )  100.0    -9
 - Rodin 8.0                          2627   5.5-4.5   (+3 -2 =5 )  100.0   -61
 - Phalanx XXV                        2619   6.0-4.0   (+3 -1 =6 )  100.0   -49


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019