CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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K2 0.57 in CCRL 40/40, 2017-11-18
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
K2 0.57 has no rank with rating of 2182 Elo points (+34 -34),
based on 302 games: 101 wins, 124 losses and 77 draws
Score: 46.2%, Average opponent: +27.7, 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    +1
 - Bagatur 1.3a 64-bit               2323   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  -139
 - EveAnn 1.71a                      2317   2.0-8.0   (+0 -6 =4 )    0.0   -62
 - Popochin 2.9                      2311   6.5-3.5   (+6 -3 =1 )    0.0  +255
 - Waxman 2013                       2311   0.5-1.5   (+0 -1 =1 )    0.0   -27
 - NoraGrace 1.0 64-bit              2306   3.0-7.0   (+3 -7 =0 )    0.0   -54
 - nanoSzachy 3.0                    2297   2.0-8.0   (+0 -6 =4 )    0.0   -79
 - FireFly 2.7.0 64-bit              2285   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Zeus 1.28                         2280   3.0-7.0   (+1 -5 =4 )    0.0   -25
 - Orion 0.2 64-bit                  2276   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Protej 0.5.8c                     2253   3.0-9.0   (+1 -7 =4 )    0.0   -97
 - MadChess 1.4 64-bit               2244   4.0-8.0   (+4 -8 =0 )    0.1   -85
 - Exacto 0.e 64-bit                 2243   0.5-1.5   (+0 -1 =1 )    0.1   -81
 - Mango Paola Ajedrez 4.1           2242   3.5-8.5   (+2 -7 =3 )    0.1   -86
 - Absolute Zero 2.4.0.0 64-bit      2240   2.0-0.0   (+2 -0 =0 )    0.3  +INF
 - Fischerle 0.9.50 64-bit           2240  10.0-12.0  (+8 -10=4 )    0.6   +24
 - AliChess 4.06                     2230   4.5-5.5   (+2 -3 =5 )    1.8   +24
 - Neurosis 2.3                      2207   4.5-5.5   (+3 -4 =3 )   13.4    -6
 - Jazz 501 32-bit                   2204   4.0-6.0   (+2 -4 =4 )   16.9   -42
 - Carballo 0.8                      2195   0.5-1.5   (+0 -1 =1 )   26.8  -129
 - ProChess 1.02AD                   2190   6.0-6.0   (+4 -4 =4 )   35.5    +8
 - NG-Play 9.85 64-bit               2188  11.5-10.5  (+9 -8 =5 )   39.5   +23
 - EXchess 5.04b 64-bit              2186   7.0-3.0   (+5 -1 =4 )   44.1  +123
 - Prophet 2.0 64-bit                2173  11.0-9.0   (+9 -7 =4 )   65.0   +28
 - Chesley r323 64-bit               2165   6.0-4.0   (+6 -4 =0 )   78.6   +68
 - Waxman 2008                       2126   7.5-2.5   (+6 -1 =3 )   99.6  +114
 - Napoleon 1.5.0 64-bit             2120  12.5-7.5   (+9 -4 =7 )   99.8   +22
 - BikJump 2.01 64-bit               2110   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                  2077   6.5-3.5   (+5 -2 =3 )  100.0    -4
 - RamJet 0.12                       2074   4.5-5.5   (+3 -4 =3 )  100.0  -139


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017