CCRL 40/15
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 1'179'815 games
played by 2'715 programs

White wins: 406'597 (34.5%)
Black wins: 300'322 (25.5%)
Draws: 472'896 (40.1%)
White score: 54.5%

Engine Details

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Arasan 20.5 64-bit in CCRL 40/15, 2020-09-26
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Arasan 20.5 64-bit has no rank with rating of 3025 Elo points (+20 -20),
based on 709 games: 169 wins, 178 losses and 362 draws
Score: 49.4%, Average opponent: +2.5, Draws: 51.1%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Fizbo 2 64-bit                          3197   3.5-8.5   (+1 -6 =5 )    0.0   +39
 - Andscacs 0.93 64-bit                    3170   2.5-11.5  (+0 -9 =5 )    0.0   -72
 - Booot 6.2 64-bit                        3143   4.5-9.5   (+1 -6 =7 )    0.0   +12
 - Roc 0.7 64-bit                          3116   3.5-8.5   (+0 -5 =7 )    0.0   -25
 - Chiron 4 64-bit                         3115   4.0-10.0  (+1 -7 =6 )    0.0   -46
 - Fritz 16 64-bit                         3102   5.5-6.5   (+3 -4 =5 )    0.0   +49
 - NirvanaChess 2.4 64-bit                 3101   3.5-9.5   (+1 -7 =5 )    0.0   -80
 - Equinox 3.20 64-bit                     3095   5.0-7.0   (+1 -3 =8 )    0.0   +22
 - Fritz 15 64-bit                         3095   4.0-8.0   (+1 -5 =6 )    0.0   -31
 - Hannibal 1.7 64-bit                     3081   3.5-8.5   (+1 -6 =5 )    0.0   -78
 - Komodo 12.1.1 MCTS 64-bit               3080  17.5-22.5  (+8 -13=19)    0.0   +19
 - Laser 1.5 64-bit                        3072   6.0-6.0   (+2 -2 =8 )    0.0   +47
 - Protector 1.9.0 64-bit                  3059   5.5-6.5   (+3 -4 =5 )    0.1    +6
 - Alfil 15.7 64-bit                       3058   4.5-7.5   (+0 -3 =9 )    0.3   -29
 - BlackMamba 2.0 64-bit                   3056   7.0-7.0   (+3 -3 =8 )    0.3   +33
 - Arasan 21.0 64-bit                      3041  13.5-16.5  (+2 -5 =23)   10.1    -9
 - Ethereal 9.65 64-bit                    3041  13.0-22.0  (+3 -12=20)   11.0   -56
 - Nemorino 4.00 64-bit                    3040   7.5-8.5   (+4 -5 =7 )   12.7    -5
 - Critter 0.90 64-bit                     3036   6.0-7.0   (+4 -5 =4 )   22.6   -16
 - ChessBrainVB 3.66                       3035   6.5-11.5  (+1 -6 =11)   24.7   -69
 - Senpai 2.0 64-bit                       3033   4.5-7.5   (+1 -4 =7 )   23.0   -64
 - Vitruvius 1.11C 32-bit                  3030   7.0-5.0   (+4 -2 =6 )   34.4   +53
 - SmarThink 1.98 64-bit                   3026   7.0-9.0   (+4 -6 =6 )   45.1   -38
 - Xiphos 0.2 64-bit                       3024   8.0-9.0   (+3 -4 =10)   52.7   -14
 - IvanHoe 9.46h 32-bit                    3023   9.0-3.0   (+7 -1 =4 )   55.4  +164
 - Deep Fritz 14 64-bit 1CPU               3018  27.0-20.0  (+16-9 =22)   71.1   +39
 - Rybka 4 32-bit                          3018   6.0-6.0   (+2 -2 =8 )   69.3   -10
 - Pedone 1.7 64-bit                       3013  11.0-5.0   (+6 -0 =10)   80.5   +89
 - Stockfish 2.0.1 32-bit                  3011   7.0-5.0   (+4 -2 =6 )   84.2   +38
 - Sting SF 9.9 64-bit                     3010   1.0-3.0   (+0 -2 =2 )   86.2  -165
 - Komodo 2.03 32-bit                      3007   5.5-6.5   (+4 -5 =3 )   91.1   -45
 - Ethereal 9.30 64-bit                    3004   6.5-7.5   (+2 -3 =9 )   89.2   -41
 - Vajolet2 2.5 64-bit                     3001  10.0-6.0   (+5 -1 =10)   95.8   +48
 - Defenchess 1.1f 64-bit                  2997   8.5-7.5   (+5 -4 =7 )   98.9    -4
 - Wasp 3.0 64-bit                         2984  19.0-13.0  (+12-6 =14)  100.0   +18
 - Rodent III 0.238 64-bit                 2982  10.0-6.0   (+5 -1 =10)  100.0   +27
 - Naum 4 64-bit                           2954   8.0-4.0   (+6 -2 =4 )  100.0   +36
 - chess22k 1.9 64-bit                     2951   7.5-4.5   (+3 -0 =9 )  100.0    -9
 - Crafty 25.2 64-bit                      2931  11.0-3.0   (+8 -0 =6 )  100.0   +87
 - chess22k 1.8 64-bit                     2930   7.5-5.5   (+4 -2 =7 )  100.0   -47
 - Bobcat 8.0 64-bit                       2924  10.5-7.5   (+5 -2 =11)  100.0   -54
 - Deuterium 2018.1.35.514 64-bit          2913  29.5-12.5  (+21-4 =17)  100.0   +17
 - Zappa Mexico II 64-bit                  2854   0.5-0.5   (+0 -0 =1 )  100.0  -201
 - Dorky 4.5 64-bit                        2501   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Myrddin 0.87 64-bit                     2397   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on September 26, 2020