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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Myrddin 0.84 32-bit 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:
Myrddin 0.84 32-bit has no rank with rating of 2111 Elo points (+33 -33),
based on 323 games: 120 wins, 118 losses and 85 draws
Score: 50.3%, Average opponent: −2.5, Draws: 26.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Chaturanga 2.4.3                   2286   1.0-1.0   (+0 -0 =2 )    0.0  +175
 - Dolphin 1.0                        2233   1.5-2.5   (+1 -2 =1 )    0.0   +39
 - Hussar 0.2                         2222   0.5-1.5   (+0 -1 =1 )    0.0   -45
 - RamJet 0.13                        2221   4.0-6.0   (+2 -4 =4 )    0.0   +42
 - Beowulf 2.4a 32-bit                2215   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - Gibbon 2.52a                       2214   2.5-3.5   (+2 -3 =1 )    0.0   +41
 - OBender 03.2016 64-bit             2214   6.0-4.0   (+5 -3 =2 )    0.0  +171
 - BlackBishop 1.0                    2199   2.5-3.5   (+1 -2 =3 )    0.0   +42
 - Jazz 444 32-bit                    2195   1.0-1.0   (+0 -0 =2 )    0.0   +84
 - FireFly 2.5.10                     2184   4.5-5.5   (+4 -5 =1 )    0.1   +35
 - KMTChess 1.2.1 32-bit              2181   4.5-5.5   (+4 -5 =1 )    0.0   +32
 - ECE 11.01                          2179   0.5-1.5   (+0 -1 =1 )    0.0   -88
 - Hamsters 0.0.6                     2175   4.5-5.5   (+4 -5 =1 )    0.1   +21
 - Sjakk 1.1.7                        2174   0.5-1.5   (+0 -1 =1 )    0.4   -93
 - iCE 0.1                            2163   1.5-8.5   (+1 -8 =1 )    1.0  -262
 - Chesley r323 32-bit                2157   5.5-6.5   (+4 -5 =3 )    1.3   +22
 - KnockOut 0.7.1                     2146   1.5-5.5   (+1 -5 =1 )    2.8  -195
 - GopherCheck 0.2.2 64-bit           2141   3.0-1.0   (+2 -0 =2 )   10.6  +172
 - K2 0.43f                           2139   3.5-4.5   (+3 -4 =1 )   11.7   -23
 - Blitzkrieg rev337 64-bit           2138   4.0-6.0   (+2 -4 =4 )    9.2   -40
 - Prophet 2.0 32-bit                 2134   1.5-2.5   (+1 -2 =1 )   11.4   -59
 - Tunguska 1.0 64-bit                2133   4.5-5.5   (+4 -5 =1 )   14.5   -19
 - TJchess 0.121                      2131   3.5-0.5   (+3 -0 =1 )   15.7  +308
 - Bearded 06_29_02                   2128   2.5-3.5   (+1 -2 =3 )   19.9   -28
 - Adam 3.2                           2125   3.0-3.0   (+1 -1 =4 )   24.9   +14
 - Ifrit j4.2                         2120   7.0-11.0  (+4 -8 =6 )   34.8   -70
 - Kurt 0.9.2 32-bit                  2116  11.5-4.5   (+9 -2 =5 )   39.2  +157
 - Carballo 0.5                       2096   3.0-7.0   (+2 -6 =2 )   75.9  -162
 - FireFly 2.5.6 32-bit               2084   0.0-2.0   (+0 -2 =0 )   90.3  -INF
 - Jabba 1.0 64-bit                   2078   5.5-4.5   (+5 -4 =1 )   93.3    +8
 - Sjakk 1.1.6                        2063   4.5-1.5   (+4 -1 =1 )   98.1  +141
 - BigLion 2.23x                      2061   1.5-2.5   (+1 -2 =1 )   99.5  -132
 - Protej 0.5.7                       2053   3.5-3.5   (+2 -2 =3 )   99.7   -58
 - PLP 1661571                        2046  12.5-5.5   (+10-3 =5 )   99.9   +72
 - Jabba 1.0 32-bit                   2045   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   -11
 - 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                            1996   1.5-2.5   (+0 -1 =3 )  100.0  -181
 - Schola 1.1.0 32-bit                1993   7.0-4.0   (+5 -2 =4 )  100.0   -30
 - Monik 2.2.3 32-bit                 1954   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   +98
 - Reger 0.09                         1918   4.5-1.5   (+4 -1 =1 )  100.0    +6
 - GChess IV 0.2.0                    1911   2.5-1.5   (+2 -1 =1 )  100.0  -104


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