CCRL 40/40
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 1'097'085 games
played by 2'561 programs
149942 CPU days (X2 4600+)

White wins: 380'560 (34.7%)
Black wins: 282'789 (25.8%)
Draws: 433'736 (39.5%)
White score: 54.5%

Engine Details

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Atak 6.7 in CCRL 40/40, 2019-11-08
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Atak 6.7 is #297-299 with rating of 2238 Elo points (+28 -28),
based on 413 games: 146 wins, 131 losses and 136 draws
Score: 51.8%, Average opponent: −12.0, Draws: 32.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Jonesy 1.0 64-bit                  2410   3.0-7.0   (+2 -6 =2 )    0.0   +20
 - OliThink 5.3.0 32-bit              2358   1.0-3.0   (+0 -2 =2 )    0.0   -22
 - Plisk 0.2.6 32-bit                 2349   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - Tytan 9.32 32-bit                  2346   1.0-3.0   (+1 -3 =0 )    0.0  -118
 - Rodin 2.3a                         2339   4.5-5.5   (+2 -3 =5 )    0.0   +73
 - Ares 1.003a                        2304   2.0-2.0   (+1 -1 =2 )    0.2   +76
 - Alex 2.09                          2300   3.5-0.5   (+3 -0 =1 )    0.2  +343
 - Anechka 0.08                       2300   3.0-1.0   (+2 -0 =2 )    0.0  +211
 - CT800 1.34 64-bit                  2297   2.0-2.0   (+1 -1 =2 )    0.1   +59
 - Popochin 3.2                       2296   2.5-1.5   (+2 -1 =1 )    0.0  +153
 - Nemeton 1.0                        2292   3.5-6.5   (+2 -5 =3 )    0.5   -50
 - Invictus r228 64-bit               2291   2.0-2.0   (+0 -0 =4 )    0.1   +53
 - Fischerle 0.9.65 64-bit            2289   5.0-5.0   (+5 -5 =0 )    0.6   +51
 - Butcher 1.60n1                     2284   0.5-3.5   (+0 -3 =1 )    0.6  -242
 - Chispa 4.0.3                       2273   1.0-3.0   (+0 -2 =2 )    2.0  -121
 - Zevra 1.8.6 r672 64-bit            2269   4.5-3.5   (+3 -2 =3 )    4.1   +68
 - CT800 1.32 64-bit                  2263   6.0-6.0   (+4 -4 =4 )    7.6   +25
 - AliChess 4.20                      2262   0.5-3.5   (+0 -3 =1 )   14.6  -257
 - Sungorus 1.4 32-bit                2260   1.5-2.5   (+0 -1 =3 )   11.3   -45
 - AliChess 4.21                      2258   3.0-1.0   (+3 -1 =0 )   14.2  +254
 - Sungorus 1.3 32-bit                2254   4.0-4.0   (+3 -3 =2 )   22.9   +16
 - Waxman 2009                        2253   8.0-6.0   (+6 -4 =4 )   19.6   +60
 - RattateChess 1.0 Nosferatu         2251   2.5-1.5   (+2 -1 =1 )   21.6  +108
 - Beowulf 2.4a 64-bit                2249   8.0-16.0  (+4 -12=8 )   25.1   -98
 - Feuerstein 0.4.6.1                 2238   7.0-9.0   (+3 -5 =8 )   49.5   -39
 - Uralochka 1.1b                     2218   4.0-4.0   (+3 -3 =2 )   88.1   -20
 - Ifrit j3.6 64-bit                  2217  11.5-12.5  (+8 -9 =7 )   83.0   -36
 - Gibbon 2.52a                       2216   8.5-7.5   (+6 -5 =5 )   90.3    -2
 - Atlas 2.20                         2208   3.0-1.0   (+2 -0 =2 )   90.8  +126
 - Neurosis 2.5                       2206   8.5-7.5   (+5 -4 =7 )   97.0   -11
 - BlackBishop 1.0                    2202  14.5-9.5   (+9 -4 =11)   98.4   +26
 - Mediocre 0.34                      2187  10.5-9.5   (+9 -8 =3 )   99.6   -28
 - NagaSkaki 5.12                     2186   4.5-3.5   (+3 -2 =3 )   99.9    -9
 - Alex 2.03                          2184   6.0-6.0   (+4 -4 =4 )   99.5   -50
 - KMTChess 1.2.1 32-bit              2182   7.5-4.5   (+5 -2 =5 )   99.9   +26
 - RedQueen 0.6                       2177  15.5-12.5  (+13-10=5 )   99.9   -20
 - Simplex 0.9.3 32-bit               2166   4.0-4.0   (+3 -3 =2 )   99.9   -77
 - Micah 1.0 64-bit                   2164   4.5-1.5   (+4 -1 =1 )  100.0  +115
 - KnockOut 0.7.1                     2151   7.0-1.0   (+6 -0 =2 )  100.0  +195
 - TJchess 0.121                      2134   7.0-5.0   (+4 -2 =6 )  100.0   -54
 - Adam 3.2                           2131   3.0-1.0   (+2 -0 =2 )  100.0   +42
 - Bearded 06_29_02                   2130   6.0-2.0   (+4 -0 =4 )  100.0   +41
 - FireFly 2.5.6 32-bit               2087   5.0-4.0   (+3 -2 =4 )  100.0  -119
 - Protej 0.5.7                       2054   4.0-0.0   (+4 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on November 8, 2019