CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Cheng3 1.04 32-bit in CCRL 40/40, 2018-04-21
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:
Cheng3 1.04 32-bit has no rank with rating of 2579 Elo points (+33 -33),
based on 302 games: 102 wins, 96 losses and 104 draws
Score: 51.0%, Average opponent: −8.2, Draws: 34.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Scorpio 1.9                        2668   4.0-6.0   (+1 -3 =6 )    0.0   +34
 - RedQueen 1.0.0 32-bit              2636   7.5-14.5  (+4 -11=7 )    0.2   -49
 - Chess Tiger 15                     2636   3.5-6.5   (+2 -5 =3 )    0.1   -43
 - Glaurung 1.0.2 32-bit              2634   3.5-6.5   (+1 -4 =5 )    0.2   -34
 - CM10th Warrior                     2633   1.0-1.0   (+0 -0 =2 )    0.5   +54
 - CM10th Default                     2632   4.5-7.5   (+2 -5 =5 )    0.2   -23
 - Gandalf 6                          2632   0.0-2.0   (+0 -2 =0 )    0.1  -INF
 - Hiarcs 9                           2628   5.5-4.5   (+4 -3 =3 )    0.6   +80
 - ProDeo 1.7                         2627   2.5-7.5   (+2 -7 =1 )    1.9  -160
 - Deuterium 11.01.28.159             2618   4.5-7.5   (+3 -6 =3 )    2.0   -49
 - Slow Chess Blitz WV2               2615   5.5-4.5   (+4 -3 =3 )    2.4   +76
 - Naum 1.91 32-bit                   2605   5.5-4.5   (+4 -3 =3 )    7.9   +57
 - GreKo 12.8 64-bit                  2602   5.0-3.0   (+3 -1 =4 )   14.8   +96
 - Philou 3.7.1 32-bit                2598   6.0-4.0   (+4 -2 =4 )   20.3   +81
 - Aristarch 4.50                     2597   1.5-0.5   (+1 -0 =1 )   15.6  +174
 - GreKo 12.9 64-bit                  2589   2.5-7.5   (+0 -5 =5 )   32.7  -143
 - CuckooChess 1.12 32-bit            2589   7.5-2.5   (+7 -2 =1 )   31.0  +212
 - Rotor 0.6                          2588   1.5-0.5   (+1 -0 =1 )   30.5  +165
 - Arasan 13.1 32-bit                 2580  10.5-11.5  (+7 -8 =7 )   47.7    -8
 - Dirty 6J-22                        2576   3.0-7.0   (+2 -6 =2 )   54.2  -146
 - CuckooChess 1.11 32-bit            2565   1.0-1.0   (+1 -1 =0 )   73.0   -14
 - DanaSah 4.66                       2541   3.5-2.5   (+2 -1 =3 )   96.2    +7
 - GarboChess 3.0 32-bit              2536   6.5-5.5   (+5 -4 =3 )   98.1   -11
 - Gaviota 0.83 32-bit                2525   0.0-2.0   (+0 -2 =0 )   99.3  -INF
 - Rodin 4.0                          2524   4.5-1.5   (+3 -0 =3 )   99.8   +97
 - Glass 1.7 32-bit                   2514   7.5-4.5   (+5 -2 =5 )   99.9   +11
 - Brutus 7.02b                       2514   6.5-3.5   (+6 -3 =1 )  100.0   +53
 - Delphil 2.8                        2492   9.0-7.0   (+6 -4 =6 )  100.0   -41
 - GreKo 8.2 32-bit                   2486   9.0-5.0   (+5 -1 =8 )  100.0    -9
 - Pupsi2 0.08                        2472   3.5-0.5   (+3 -0 =1 )  100.0  +175
 - Counter 1.2                        2468   2.5-1.5   (+1 -0 =3 )  100.0   -43
 - LittleThought 1.052 32-bit         2467   2.5-1.5   (+2 -1 =1 )  100.0   -29
 - Hussar 0.4                         2444   2.0-2.0   (+0 -0 =4 )  100.0  -135
 - nanoSzachy 3.8                     2437   3.0-1.0   (+3 -1 =0 )  100.0   +92
 - Pawny 0.2.2 32-bit                 2411   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - TJchess 1.01                       2369   4.0-0.0   (+4 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018