CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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BugChess2 1.4.1 in CCRL 40/40, 2019-07-19
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
BugChess2 1.4.1 has no rank with rating of 2356 Elo points (+33 -33),
based on 302 games: 108 wins, 97 losses and 97 draws
Score: 51.8%, Average opponent: −13.9, Draws: 32.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Crafty 21.6 32-bit                 2549   0.5-5.5   (+0 -5 =1 )    0.0  -161
 - Twisted Logic 20070915             2437   2.0-2.0   (+1 -1 =2 )    0.1   +81
 - Bearded N44.5 64-bit               2436   2.0-4.0   (+1 -3 =2 )    0.0   -30
 - Murka 2 32-bit                     2432   4.5-5.5   (+3 -4 =3 )    0.0   +39
 - Pupsi2 0.07                        2428   4.5-5.5   (+4 -5 =1 )    0.0   +28
 - Pupsi2 0.06                        2419   4.5-5.5   (+3 -4 =3 )    0.4   +22
 - Diablo 0.5.1                       2410   0.0-2.0   (+0 -2 =0 )    0.3  -INF
 - Typhoon 1.00-314                   2410   7.0-13.0  (+5 -11=4 )    1.2   -52
 - Queen 4.03                         2408   2.5-1.5   (+2 -1 =1 )    0.4  +147
 - Homer 2.0                          2405   3.0-3.0   (+1 -1 =4 )    3.0   +49
 - Cyrano 0.2f                        2401   5.0-3.0   (+4 -2 =2 )    2.7  +138
 - Delphil 1.8                        2398   1.0-3.0   (+0 -2 =2 )    2.8  -107
 - DanaSah 2.73                       2387   5.0-5.0   (+2 -2 =6 )    9.2   +31
 - Delphil 1.9f                       2385   2.5-3.5   (+1 -2 =3 )   11.6   -16
 - Hamsters 0.2                       2382   0.0-2.0   (+0 -2 =0 )   14.5  -INF
 - DoubleCheck 2.5.4 32-bit           2382   4.0-4.0   (+3 -3 =2 )   13.7   +32
 - Rotor 0.3                          2381   4.5-5.5   (+2 -3 =5 )   14.2    -5
 - RomiChess P3L 32-bit               2381   2.0-6.0   (+1 -5 =2 )   14.8  -153
 - GreKo 6.30                         2378   5.0-5.0   (+2 -2 =6 )   18.2   +22
 - Typhoon 1.00-285                   2371   1.0-3.0   (+1 -3 =0 )   27.5  -218
 - Isa 2.0.64 64-bit                  2359   3.0-1.0   (+2 -0 =2 )   44.6  +152
 - Alfil 6.10                         2358   2.5-1.5   (+2 -1 =1 )   47.5   +83
 - Arion 1.7                          2341   2.0-4.0   (+1 -3 =2 )   77.7  -125
 - Aice 0.99.2                        2337   1.5-0.5   (+1 -0 =1 )   84.1  +137
 - Bagatur 1.4c 64-bit                2336   6.5-3.5   (+4 -1 =5 )   80.6   +69
 - Horizon 4.3                        2330   4.5-8.5   (+4 -8 =1 )   88.0  -157
 - LittleThought 1.00 32-bit          2324   3.0-5.0   (+1 -3 =4 )   91.0  -106
 - KnightX 1.92                       2316   3.5-3.5   (+2 -2 =3 )   98.2   -46
 - Popochin 2.9                       2315   5.5-8.5   (+2 -5 =7 )   96.5   -99
 - Averno 0.81                        2312   0.5-1.5   (+0 -1 =1 )   98.9  -200
 - Sage 2.2a                          2310   3.5-4.5   (+3 -4 =1 )   97.1   -91
 - nanoSzachy 2.8                     2304   2.0-0.0   (+2 -0 =0 )   98.4  +INF
 - Natwarlal 0.14                     2302   2.0-0.0   (+2 -0 =0 )   99.7  +INF
 - Cheese 1.1b                        2302   2.5-1.5   (+1 -0 =3 )   98.8    +5
 - Anechka 0.08                       2299   1.5-0.5   (+1 -0 =1 )   99.8   +99
 - Zeus 1.29                          2298   4.0-2.0   (+3 -1 =2 )   99.8   +60
 - Natwarlal 0.12                     2291   1.0-0.0   (+1 -0 =0 )   99.6  +INF
 - Zeus 1.28                          2282   1.0-0.0   (+1 -0 =0 )   99.9  +INF
 - GreKo 5.2.5                        2276   4.5-1.5   (+4 -1 =1 )   99.9  +118
 - Chispa 4.0.3                       2272   3.0-1.0   (+3 -1 =0 )  100.0  +142
 - Tornado 1.0                        2270   0.5-1.5   (+0 -1 =1 )  100.0  -228
 - Ayito 0.2.994                      2264   3.5-0.5   (+3 -0 =1 )  100.0  +190
 - EXchess 5.01b 32-bit               2249   2.0-2.0   (+1 -1 =2 )  100.0  -107
 - Rotor 0.1a                         2244   3.5-0.5   (+3 -0 =1 )  100.0  +175
 - AliChess 4.06                      2233   1.5-0.5   (+1 -0 =1 )  100.0   +33
 - Deuterium 06.08.25.04              2229   5.5-0.5   (+5 -0 =1 )  100.0  +232
 - AliChess 4.08                      2194   3.5-0.5   (+3 -0 =1 )  100.0  +125
 - Hamsters 0.0.6                     2177   5.0-1.0   (+4 -0 =2 )  100.0   +51
 - Parrot 07.01.16                    2134   6.0-2.0   (+5 -1 =2 )  100.0   -42
 - Adam 3.1                           2108   7.5-0.5   (+7 -0 =1 )  100.0  +160


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019