CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Isa 2.0.48 64-bit in CCRL 40/15, 2021-05-08
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, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Isa 2.0.48 64-bit has no rank with rating of 2270 Elo points (+30 -30),
based on 373 games: 126 wins, 122 losses and 125 draws
Score: 50.5%, Average opponent: −4.8, Draws: 33.5%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Bearded N44.5 64-bit                    2442   0.5-9.5   (+0 -9 =1 )    0.0  -275
 - Monolith 0.3 64-bit                     2417   1.5-2.5   (+0 -1 =3 )    0.0   +79
 - RomiChess P3n 64-bit                    2414   2.0-8.0   (+0 -6 =4 )    0.0   -51
 - OliThink 5.3.2 64-bit                   2374   2.5-7.5   (+1 -6 =3 )    0.0   -67
 - GreKo 6.25                              2368   5.5-4.5   (+3 -2 =5 )    0.0  +129
 - Plisk 0.2.7d 64-bit                     2362   5.5-4.5   (+5 -4 =1 )    0.0  +128
 - Amundsen 0.80                           2328   5.0-5.0   (+3 -3 =4 )    0.0   +53
 - FireFly 2.7.2 64-bit                    2328   5.5-8.5   (+3 -6 =5 )    0.0   -11
 - Gibbon 2.69a 64-bit                     2319   4.0-6.0   (+2 -4 =4 )    0.3   -11
 - EveAnn 1.72                             2319   2.0-2.0   (+1 -1 =2 )    0.2   +49
 - KnightX 1.92                            2316   4.0-6.0   (+2 -4 =4 )    0.5   -12
 - Averno 0.81                             2314   5.0-5.0   (+4 -4 =2 )    0.7   +38
 - Anechka 0.08                            2301   5.0-5.0   (+3 -3 =4 )    3.8   +31
 - Joker 1.1.14                            2301   2.0-2.0   (+1 -1 =2 )    3.9   +41
 - Fischerle 0.9.80 SE 64-bit              2300   6.0-10.0  (+5 -9 =2 )    4.8   -73
 - Absolute Zero 2.4.7.2 64-bit            2296   0.5-3.5   (+0 -3 =1 )    6.0  -256
 - Matilde 2008 64-bit                     2290   4.0-6.0   (+1 -3 =6 )   13.3   -39
 - FireFly 2.7.0 64-bit                    2287   0.5-0.5   (+0 -0 =1 )   16.6   -13
 - Ayito 0.2.994                           2268   5.5-4.5   (+4 -3 =3 )   53.4   +29
 - RattateChess 1.0 Nosferatu              2253   4.5-5.5   (+4 -5 =1 )   83.2   -53
 - Exacto 0.e 64-bit                       2252   7.0-3.0   (+5 -1 =4 )   85.1  +108
 - Beowulf 2.4a 64-bit                     2249   5.5-4.5   (+2 -1 =7 )   87.9    +6
 - Buzz 0.08 64-bit                        2234   5.0-5.0   (+2 -2 =6 )   97.5   -32
 - RamJet 0.13                             2232   1.5-2.5   (+1 -2 =1 )   98.3  -133
 - Dolphin 1.0 64-bit                      2230   4.0-6.0   (+3 -5 =2 )   98.7  -120
 - Tiny Chess 1.46 64-bit                  2222  11.5-4.5   (+8 -1 =7 )   99.7   +93
 - Robocide 20170718 64-bit                2220   7.0-3.0   (+6 -2 =2 )   99.8   +93
 - Uralochka 1.1b                          2218   4.5-5.5   (+3 -4 =3 )   99.8   -88
 - CT800 1.12 64-bit                       2216   2.0-0.0   (+2 -0 =0 )   99.8  +INF
 - OBender 03.2016 64-bit                  2214   6.5-5.5   (+3 -2 =7 )   99.9   -31
 - Neurosis 2.3                            2214   4.5-5.5   (+2 -3 =5 )   99.8   -87
 - Adam 3.3                                2211   5.5-4.5   (+3 -2 =5 )  100.0   -31
 - Latista (Sinobyl) 1.5                   2206   7.5-2.5   (+6 -1 =3 )  100.0  +110
 - Baislicka 1.0 64-bit                    2205   4.0-2.0   (+4 -2 =0 )  100.0   +84
 - Dorpsgek Dillinger 64-bit               2194   4.0-2.0   (+4 -2 =0 )  100.0   +73
 - NG-Play 9.85 64-bit                     2191   6.5-3.5   (+5 -2 =3 )  100.0   +29
 - GopherCheck 0.2.3 64-bit                2189  11.5-4.5   (+9 -2 =5 )  100.0   +71
 - NG-Play 9.87b 64-bit                    2182   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Soldat III 0.187 64-bit                 2177   1.0-5.0   (+0 -4 =2 )  100.0  -324
 - RamJet 0.14                             2169  10.5-5.5   (+9 -4 =3 )  100.0   +18
 - Blitzkrieg rev337 64-bit                2141   0.0-2.0   (+0 -2 =0 )  100.0  -INF
 - Tunguska 1.0 64-bit                     2129   1.5-0.5   (+1 -0 =1 )  100.0    +1
 - Prophet3 20170909 64-bit                2100   4.5-1.5   (+4 -1 =1 )  100.0   +24


Created in 2005-2013 by CCRL team
Last games added on May 8, 2021