CCRL 40/40
Downloads and Statistics
November 11, 2017
Testing summary:
Total: 754'213 games
played by 1'962 programs
103027 CPU days (X2 4600+)

White wins: 259'159 (34.4%)
Black wins: 192'263 (25.5%)
Draws: 302'791 (40.1%)
White score: 54.4%

Engine Details

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Atak 6.5 in CCRL 40/40, 2017-11-11
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:
Atak 6.5 has no rank with rating of 2177 Elo points (+25 -25),
based on 570 games: 221 wins, 213 losses and 136 draws
Score: 50.7%, Average opponent: −6.0, Draws: 23.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Rodin 2.3a                        2337   2.0-2.0   (+1 -1 =2 )    0.0  +149
 - Daydreamer 1.5                    2333   2.5-1.5   (+1 -0 =3 )    0.0  +215
 - Ares 1.003a                       2301   1.0-1.0   (+1 -1 =0 )    0.0  +124
 - Xpdnt 080927                      2299   2.0-2.0   (+2 -2 =0 )    0.0  +122
 - Zeus 1.29                         2297   0.5-3.5   (+0 -3 =1 )    0.0  -169
 - Popochin 3.2                      2293   0.5-4.5   (+0 -4 =1 )    0.0  -207
 - Butcher 1.60n1                    2284   1.5-0.5   (+1 -0 =1 )    0.0  +249
 - Rodin 2.1h                        2282   1.5-2.5   (+1 -2 =1 )    0.0   +22
 - Glass 1.2                         2280   1.0-3.0   (+1 -3 =0 )    0.0  -123
 - Bison 8.2.4r                      2279   3.0-1.0   (+3 -1 =0 )    0.0  +328
 - AliChess 4.20                     2264   0.5-1.5   (+0 -1 =1 )    0.0   -55
 - Waxman 2009                       2251   0.5-1.5   (+0 -1 =1 )    0.0   -68
 - AliChess 4.19                     2242   0.5-7.5   (+0 -7 =1 )    0.1  -343
 - AliChess 4.18                     2241   1.5-2.5   (+0 -1 =3 )    0.1    -3
 - Feuerstein 0.4.6.1                2236   5.0-5.0   (+3 -3 =4 )    0.0   +59
 - KMTChess 1.2.1 64-bit             2228   6.0-12.0  (+4 -10=4 )    0.3   -69
 - Uralochka 1.1b                    2218   3.0-10.0  (+2 -9 =2 )    0.5  -173
 - Gibbon 2.52a                      2215  22.0-30.0  (+18-26=8 )    0.6   -20
 - ChessAlex 2.0r4                   2213   5.0-7.0   (+3 -5 =4 )    1.9   -19
 - GarboChess 0.21                   2213   8.5-7.5   (+6 -5 =5 )    4.7   +61
 - Neurosis 2.5                      2204   6.0-12.0  (+1 -7 =10)    4.1   -67
 - BlackBishop 1.0                   2199   5.0-8.0   (+3 -6 =4 )    8.3   -54
 - RattateChess Bologna 2007         2199   2.0-6.0   (+2 -6 =0 )   11.2  -204
 - Alf 1.09                          2194   4.5-3.5   (+3 -2 =3 )   17.3   +59
 - Buzz 0.08 32-bit                  2190  16.0-16.0  (+14-14=4 )   25.8   +13
 - OBender 3.2.4.2                   2189  12.5-13.5  (+8 -9 =9 )   23.1    +2
 - Mediocre 0.34                     2184   4.0-6.0   (+2 -4 =4 )   35.9   -52
 - NagaSkaki 5.12                    2182   7.5-8.5   (+6 -7 =3 )   37.9   -19
 - Hamsters 0.0.6                    2175   9.0-9.0   (+7 -7 =4 )   54.5    -4
 - Lime 66                           2170   9.0-11.0  (+6 -8 =6 )   67.5   -41
 - Sungorus 1.2                      2169   7.0-5.0   (+6 -4 =2 )   67.9   +55
 - Pawny 0.13                        2161  20.0-12.0  (+18-10=4 )   78.7   +82
 - OliThink 5.1.9                    2155  26.5-21.5  (+21-16=11)   88.8   +16
 - KnockOut 0.7.1                    2146  15.0-9.0   (+13-7 =4 )   98.0   +64
 - Parrot 07.07.22                   2132   3.5-4.5   (+3 -4 =1 )   99.7   -97
 - TJchess 0.121                     2131   3.5-2.5   (+3 -2 =1 )   99.8   +21
 - Bearded 06_29_02                  2129   2.0-2.0   (+2 -2 =0 )   99.7   -48
 - Waxman 2008                       2127   2.0-2.0   (+2 -2 =0 )   99.8   -50
 - Adam 3.2                          2125  13.0-9.0   (+10-6 =6 )   99.8   +13
 - Clarabit 1.00 32-bit              2112   7.0-1.0   (+6 -0 =2 )  100.0  +221
 - Adam 3.1                          2106   5.5-2.5   (+5 -2 =1 )  100.0   +76
 - FireFly 2.5.6 32-bit              2084   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - BikJump 2.01 32-bit               2080   3.5-0.5   (+3 -0 =1 )  100.0  +192
 - FireFly 2.5.4                     2065   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - BigLion 2.23x                     2061   3.0-1.0   (+2 -0 =2 )  100.0   +34
 - ZCT 0.3.2500                      2047   2.5-1.5   (+1 -0 =3 )  100.0   -70
 - Mustang 4.97                      2033   2.5-1.5   (+2 -1 =1 )  100.0   -61
 - Rival 1.18                        1974   3.0-1.0   (+2 -0 =2 )  100.0   -45
 - Carballo 0.4                      1913  14.5-3.5   (+12-1 =5 )  100.0   -42
 - Clueless 1.4                      1913   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - ECE 0.3                           1912   3.5-0.5   (+3 -0 =1 )  100.0   +23


Created in 2005-2013 by CCRL team
Last games added on November 11, 2017