CCRL 40/40
Downloads and Statistics
April 14, 2018
Testing summary:
Total: 819'589 games
played by 2'137 programs
114281 CPU days (X2 4600+)

White wins: 281'160 (34.3%)
Black wins: 208'166 (25.4%)
Draws: 330'263 (40.3%)
White score: 54.5%

Engine Details

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K2 0.57 in CCRL 40/40, 2018-04-14
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 2184 Elo points (+34 -34),
based on 302 games: 101 wins, 124 losses and 77 draws
Score: 46.2%, Average opponent: +27.6, Draws: 25.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Gibbon 2.60a 64-bit                2330   0.5-1.5   (+0 -1 =1 )    0.0    +3
 - Bagatur 1.3a 64-bit                2325   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Plisk 0.2.6 64-bit                 2323   2.0-8.0   (+2 -8 =0 )    0.0  -140
 - EveAnn 1.71a                       2322   2.0-8.0   (+0 -6 =4 )    0.0   -59
 - Popochin 2.9                       2315   6.5-3.5   (+6 -3 =1 )    0.0  +257
 - Waxman 2013                        2313   0.5-1.5   (+0 -1 =1 )    0.0   -27
 - NoraGrace 1.0 64-bit               2309   3.0-7.0   (+3 -7 =0 )    0.0   -53
 - nanoSzachy 3.0                     2299   2.0-8.0   (+0 -6 =4 )    0.0   -79
 - FireFly 2.7.0 64-bit               2288   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Zeus 1.28                          2282   3.0-7.0   (+1 -5 =4 )    0.0   -25
 - Orion 0.2 64-bit                   2278   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Protej 0.5.8c                      2251   3.0-9.0   (+1 -7 =4 )    0.0  -101
 - Exacto 0.e 64-bit                  2250   0.5-1.5   (+0 -1 =1 )    0.0   -76
 - MadChess 1.4 64-bit                2246   4.0-8.0   (+4 -8 =0 )    0.1   -85
 - Mango Paola Ajedrez 4.1            2245   3.5-8.5   (+2 -7 =3 )    0.1   -85
 - Fischerle 0.9.50 64-bit            2243  10.0-12.0  (+8 -10=4 )    0.5   +25
 - Absolute Zero 2.4.0.0 64-bit       2242   2.0-0.0   (+2 -0 =0 )    0.3  +INF
 - AliChess 4.06                      2232   4.5-5.5   (+2 -3 =5 )    1.8   +24
 - Neurosis 2.3                       2212   4.5-5.5   (+3 -4 =3 )   10.4    -3
 - Jazz 501 32-bit                    2205   4.0-6.0   (+2 -4 =4 )   17.5   -43
 - Carballo 0.8                       2196   0.5-1.5   (+0 -1 =1 )   28.6  -130
 - NG-Play 9.85 64-bit                2191  11.5-10.5  (+9 -8 =5 )   37.7   +24
 - EXchess 5.04b 64-bit               2187   7.0-3.0   (+5 -1 =4 )   44.7  +122
 - Prophet 2.0 64-bit                 2178  11.0-9.0   (+9 -7 =4 )   60.9   +31
 - ProChess 1.02AD                    2170   6.0-6.0   (+4 -4 =4 )   75.3   -14
 - Chesley r323 64-bit                2167   6.0-4.0   (+6 -4 =0 )   77.6   +68
 - Waxman 2008                        2128   7.5-2.5   (+6 -1 =3 )   99.6  +114
 - Napoleon 1.5.0 64-bit              2122  12.5-7.5   (+9 -4 =7 )   99.8   +22
 - BikJump 2.01 64-bit                2120   7.0-3.0   (+5 -1 =4 )   99.8   +67
 - Clarabit 1.00 64-bit               2103   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - Jabba 1.0 64-bit                   2079   6.5-3.5   (+5 -2 =3 )  100.0    -4
 - RamJet 0.12                        2076   4.5-5.5   (+3 -4 =3 )  100.0  -139


Created in 2005-2013 by CCRL team
Last games added on April 14, 2018