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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Myrddin 0.84 32-bit 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:
Myrddin 0.84 32-bit has no rank with rating of 2110 Elo points (+33 -33),
based on 323 games: 120 wins, 118 losses and 85 draws
Score: 50.3%, Average opponent: −1.8, Draws: 26.3%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Chaturanga 2.4.3                  2285   1.0-1.0   (+0 -0 =2 )    0.0  +175
 - Dolphin 1.0                       2232   1.5-2.5   (+1 -2 =1 )    0.0   +39
 - RamJet 0.13                       2221   4.0-6.0   (+2 -4 =4 )    0.0   +43
 - Hussar 0.2                        2221   0.5-1.5   (+0 -1 =1 )    0.0   -45
 - Beowulf 2.4a 32-bit               2215   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - OBender 03.2016 64-bit            2214   6.0-4.0   (+5 -3 =2 )    0.0  +172
 - Gibbon 2.52a                      2214   2.5-3.5   (+2 -3 =1 )    0.0   +42
 - BlackBishop 1.0                   2199   2.5-3.5   (+1 -2 =3 )    0.0   +43
 - Jazz 444 32-bit                   2194   1.0-1.0   (+0 -0 =2 )    0.0   +84
 - FireFly 2.5.10                    2183   4.5-5.5   (+4 -5 =1 )    0.1   +35
 - KMTChess 1.2.1 32-bit             2180   4.5-5.5   (+4 -5 =1 )    0.0   +32
 - ECE 11.01                         2178   0.5-1.5   (+0 -1 =1 )    0.1   -88
 - Hamsters 0.0.6                    2175   4.5-5.5   (+4 -5 =1 )    0.1   +22
 - Sjakk 1.1.7                       2174   0.5-1.5   (+0 -1 =1 )    0.5   -92
 - iCE 0.1                           2162   1.5-8.5   (+1 -8 =1 )    1.1  -262
 - Chesley r323 32-bit               2157   5.5-6.5   (+4 -5 =3 )    1.4   +23
 - KnockOut 0.7.1                    2146   1.5-5.5   (+1 -5 =1 )    2.9  -194
 - GopherCheck 0.2.2 64-bit          2141   3.0-1.0   (+2 -0 =2 )   10.8  +173
 - Blitzkrieg rev337 64-bit          2141   4.0-6.0   (+2 -4 =4 )    6.6   -36
 - K2 0.43f                          2138   3.5-4.5   (+3 -4 =1 )   12.0   -23
 - Tunguska 1.0 64-bit               2135   4.5-5.5   (+4 -5 =1 )   12.9   -16
 - Prophet 2.0 32-bit                2134   1.5-2.5   (+1 -2 =1 )   11.8   -58
 - TJchess 0.121                     2130   3.5-0.5   (+3 -0 =1 )   15.9  +308
 - Bearded 06_29_02                  2128   2.5-3.5   (+1 -2 =3 )   20.1   -27
 - Adam 3.2                          2124   3.0-3.0   (+1 -1 =4 )   25.2   +14
 - Ifrit j4.2                        2119   7.0-11.0  (+4 -8 =6 )   35.2   -70
 - Kurt 0.9.2 32-bit                 2116  11.5-4.5   (+9 -2 =5 )   39.6  +158
 - Carballo 0.5                      2096   3.0-7.0   (+2 -6 =2 )   76.2  -161
 - FireFly 2.5.6 32-bit              2084   0.0-2.0   (+0 -2 =0 )   90.5  -INF
 - Jabba 1.0 64-bit                  2077   5.5-4.5   (+5 -4 =1 )   93.3    +8
 - Sjakk 1.1.6                       2062   4.5-1.5   (+4 -1 =1 )   98.2  +141
 - BigLion 2.23x                     2061   1.5-2.5   (+1 -2 =1 )   99.5  -131
 - Protej 0.5.7                      2053   3.5-3.5   (+2 -2 =3 )   99.7   -57
 - PLP 1661571                       2046  12.5-5.5   (+10-3 =5 )   99.9   +73
 - Jabba 1.0 32-bit                  2044   7.0-6.0   (+6 -5 =2 )   99.9   -38
 - ECE 1.1                           2039   5.0-0.0   (+5 -0 =0 )   99.9  +INF
 - Slibo 0.5.1                       2026   7.5-4.5   (+5 -2 =5 )  100.0   -10
 - Bubble 1.5                        2023   0.0-4.0   (+0 -4 =0 )  100.0  -INF
 - ChessMind 0.82                    2014   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - BSC 3.9                           1995   1.5-2.5   (+0 -1 =3 )  100.0  -181
 - Schola 1.1.0 32-bit               1992   7.0-4.0   (+5 -2 =4 )  100.0   -30
 - Monik 2.2.3 32-bit                1953   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - MatMoi 7.15.0-cct 32-bit          1942   6.0-1.0   (+5 -0 =2 )  100.0   +99
 - Reger 0.09                        1918   4.5-1.5   (+4 -1 =1 )  100.0    +7
 - GChess IV 0.2.0                   1910   2.5-1.5   (+2 -1 =1 )  100.0  -104


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