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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Isa 2.0.48 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:
Isa 2.0.48 64-bit has no rank with rating of 2268 Elo points (+30 -30),
based on 373 games: 126 wins, 122 losses and 125 draws
Score: 50.5%, Average opponent: −4.4, Draws: 33.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Bearded N44.5 64-bit               2435   0.5-9.5   (+0 -9 =1 )    0.0  -277
 - Monolith 0.3 64-bit                2423   1.5-2.5   (+0 -1 =3 )    0.0   +87
 - RomiChess P3n 64-bit               2423   2.0-8.0   (+0 -6 =4 )    0.0   -39
 - OliThink 5.3.2 64-bit              2374   2.5-7.5   (+1 -6 =3 )    0.0   -65
 - GreKo 6.25                         2367   5.5-4.5   (+3 -2 =5 )    0.0  +130
 - Plisk 0.2.7d 64-bit                2345   5.5-4.5   (+5 -4 =1 )    0.0  +113
 - Amundsen 0.80                      2333   5.0-5.0   (+3 -3 =4 )    0.0   +60
 - FireFly 2.7.2 64-bit               2332   5.5-8.5   (+3 -6 =5 )    0.1    -4
 - EveAnn 1.72                        2319   2.0-2.0   (+1 -1 =2 )    0.3   +51
 - Averno 0.81                        2318   5.0-5.0   (+4 -4 =2 )    0.4   +44
 - Gibbon 2.69a 64-bit                2316   4.0-6.0   (+2 -4 =4 )    0.4   -12
 - KnightX 1.92                       2313   4.0-6.0   (+2 -4 =4 )    0.7   -13
 - Joker 1.1.14                       2301   2.0-2.0   (+1 -1 =2 )    3.8   +43
 - Anechka 0.08                       2297   5.0-5.0   (+3 -3 =4 )    5.6   +29
 - Absolute Zero 2.4.7.2 64-bit       2291   0.5-3.5   (+0 -3 =1 )   10.2  -259
 - Fischerle 0.9.80 SE 64-bit         2291   6.0-10.0  (+5 -9 =2 )   11.8   -79
 - FireFly 2.7.0 64-bit               2285   0.5-0.5   (+0 -0 =1 )   16.7   -13
 - Matilde 2008 64-bit                2282   4.0-6.0   (+1 -3 =6 )   24.1   -45
 - Ayito 0.2.994                      2255   5.5-4.5   (+4 -3 =3 )   76.6   +18
 - Beowulf 2.4a 64-bit                2252   5.5-4.5   (+2 -1 =7 )   82.0   +11
 - RattateChess 1.0 Nosferatu         2248   4.5-5.5   (+4 -5 =1 )   86.7   -56
 - Exacto 0.e 64-bit                  2248   7.0-3.0   (+5 -1 =4 )   87.2  +106
 - Buzz 0.08 64-bit                   2243   5.0-5.0   (+2 -2 =6 )   88.7   -21
 - Dolphin 1.0                        2233   4.0-6.0   (+3 -5 =2 )   97.2  -115
 - RamJet 0.13                        2222   1.5-2.5   (+1 -2 =1 )   99.4  -141
 - Uralochka 1.1b                     2218   4.5-5.5   (+3 -4 =3 )   99.7   -86
 - CT800 1.12 64-bit                  2217   2.0-0.0   (+2 -0 =0 )   99.5  +INF
 - OBender 03.2016 64-bit             2215   6.5-5.5   (+3 -2 =7 )   99.8   -28
 - Tiny Chess 1.46 64-bit             2214  11.5-4.5   (+8 -1 =7 )   99.7   +87
 - Adam 3.3                           2212   5.5-4.5   (+3 -2 =5 )   99.9   -28
 - Robocide 20170718 64-bit           2211   7.0-3.0   (+6 -2 =2 )   99.7   +86
 - Neurosis 2.3                       2210   4.5-5.5   (+2 -3 =5 )   99.8   -89
 - Dorpsgek Dillinger 64-bit          2202   4.0-2.0   (+4 -2 =0 )  100.0   +83
 - Baislicka 1.0 64-bit               2201   4.0-2.0   (+4 -2 =0 )  100.0   +82
 - Latista (Sinobyl) 1.5              2196   7.5-2.5   (+6 -1 =3 )  100.0  +102
 - NG-Play 9.85 64-bit                2190   6.5-3.5   (+5 -2 =3 )  100.0   +30
 - GopherCheck 0.2.3 64-bit           2189  11.5-4.5   (+9 -2 =5 )  100.0   +73
 - NG-Play 9.87 64-bit                2188   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - RamJet 0.14                        2179  10.5-5.5   (+9 -4 =3 )  100.0   +29
 - Soldat III 0.187 64-bit            2167   1.0-5.0   (+0 -4 =2 )  100.0  -331
 - Blitzkrieg rev337 64-bit           2139   0.0-2.0   (+0 -2 =0 )  100.0  -INF
 - Tunguska 1.0 64-bit                2131   1.5-0.5   (+1 -0 =1 )  100.0    +5
 - Prophet 3.0 64-bit                 2108   4.5-1.5   (+4 -1 =1 )  100.0   +31


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