CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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K2 0.57 in CCRL 40/40, 2018-01-20
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:
K2 0.57 has no rank with rating of 2183 Elo points (+34 -34),
based on 302 games: 101 wins, 124 losses and 77 draws
Score: 46.2%, Average opponent: +27.4, Draws: 25.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Gibbon 2.60a 64-bit                2326   0.5-1.5   (+0 -1 =1 )    0.0     0
 - Bagatur 1.3a 64-bit                2324   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Plisk 0.2.6 64-bit                 2322   2.0-8.0   (+2 -8 =0 )    0.0  -140
 - EveAnn 1.71a                       2319   2.0-8.0   (+0 -6 =4 )    0.0   -61
 - Waxman 2013                        2312   0.5-1.5   (+0 -1 =1 )    0.0   -27
 - Popochin 2.9                       2312   6.5-3.5   (+6 -3 =1 )    0.0  +255
 - NoraGrace 1.0 64-bit               2307   3.0-7.0   (+3 -7 =0 )    0.0   -54
 - nanoSzachy 3.0                     2298   2.0-8.0   (+0 -6 =4 )    0.0   -79
 - FireFly 2.7.0 64-bit               2286   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Zeus 1.28                          2281   3.0-7.0   (+1 -5 =4 )    0.0   -25
 - Orion 0.2 64-bit                   2277   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Protej 0.5.8c                      2252   3.0-9.0   (+1 -7 =4 )    0.0   -99
 - Exacto 0.e 64-bit                  2245   0.5-1.5   (+0 -1 =1 )    0.1   -80
 - MadChess 1.4 64-bit                2245   4.0-8.0   (+4 -8 =0 )    0.1   -85
 - Mango Paola Ajedrez 4.1            2243   3.5-8.5   (+2 -7 =3 )    0.1   -86
 - Fischerle 0.9.50 64-bit            2241  10.0-12.0  (+8 -10=4 )    0.5   +24
 - Absolute Zero 2.4.0.0 64-bit       2241   2.0-0.0   (+2 -0 =0 )    0.3  +INF
 - AliChess 4.06                      2231   4.5-5.5   (+2 -3 =5 )    1.8   +24
 - Neurosis 2.3                       2208   4.5-5.5   (+3 -4 =3 )   12.9    -6
 - Jazz 501 32-bit                    2205   4.0-6.0   (+2 -4 =4 )   16.9   -42
 - Carballo 0.8                       2196   0.5-1.5   (+0 -1 =1 )   26.5  -129
 - ProChess 1.02AD                    2190   6.0-6.0   (+4 -4 =4 )   35.1    +7
 - NG-Play 9.85 64-bit                2188  11.5-10.5  (+9 -8 =5 )   41.5   +22
 - EXchess 5.04b 64-bit               2186   7.0-3.0   (+5 -1 =4 )   44.1  +122
 - Prophet 2.0 64-bit                 2174  11.0-9.0   (+9 -7 =4 )   65.0   +28
 - Chesley r323 64-bit                2164   6.0-4.0   (+6 -4 =0 )   80.5   +66
 - Waxman 2008                        2126   7.5-2.5   (+6 -1 =3 )   99.6  +113
 - Napoleon 1.5.0 64-bit              2121  12.5-7.5   (+9 -4 =7 )   99.8   +22
 - BikJump 2.01 64-bit                2111   7.0-3.0   (+5 -1 =4 )   99.9   +59
 - Clarabit 1.00 64-bit               2100   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - Jabba 1.0 64-bit                   2078   6.5-3.5   (+5 -2 =3 )  100.0    -4
 - RamJet 0.12                        2075   4.5-5.5   (+3 -4 =3 )  100.0  -139


Created in 2005-2013 by CCRL team
Last games added on January 20, 2018