CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Cheng3 1.04 32-bit in CCRL 40/40, 2019-08-17
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:
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: −8.1, 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             2637   7.5-14.5  (+4 -11=7 )    0.2   -48
 - 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
 - Gandalf 6                         2633   0.0-2.0   (+0 -2 =0 )    0.1  -INF
 - CM10th Default                    2632   4.5-7.5   (+2 -5 =5 )    0.2   -23
 - ProDeo 1.7                        2628   2.5-7.5   (+2 -7 =1 )    1.9  -159
 - Hiarcs 9                          2628   5.5-4.5   (+4 -3 =3 )    0.5   +80
 - Deuterium 11.01.28.159            2620   4.5-7.5   (+3 -6 =3 )    1.8   -47
 - 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 )    7.5   +57
 - GreKo 12.8 64-bit                 2604   5.0-3.0   (+3 -1 =4 )   13.3   +98
 - Philou 3.7.1 32-bit               2599   6.0-4.0   (+4 -2 =4 )   19.0   +82
 - Aristarch 4.50                    2595   1.5-0.5   (+1 -0 =1 )   17.7  +172
 - CuckooChess 1.12 32-bit           2590   7.5-2.5   (+7 -2 =1 )   29.0  +213
 - Rotor 0.6                         2589   1.5-0.5   (+1 -0 =1 )   28.8  +166
 - Arasan 13.1 32-bit                2580  10.5-11.5  (+7 -8 =7 )   46.8    -8
 - GreKo 12.9 64-bit                 2578   2.5-7.5   (+0 -5 =5 )   51.0  -154
 - Dirty 6J-22                       2576   3.0-7.0   (+2 -6 =2 )   54.5  -146
 - CuckooChess 1.11 32-bit           2565   1.0-1.0   (+1 -1 =0 )   72.7   -14
 - DanaSah 4.66                      2541   3.5-2.5   (+2 -1 =3 )   96.1    +7
 - GarboChess 3.0 32-bit             2537   6.5-5.5   (+5 -4 =3 )   98.0   -10
 - 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
 - Brutus 7.02b                      2515   6.5-3.5   (+6 -3 =1 )  100.0   +54
 - Glass 1.7 32-bit                  2514   7.5-4.5   (+5 -2 =5 )   99.9   +11
 - Delphil 2.8                       2492   9.0-7.0   (+6 -4 =6 )  100.0   -41
 - GreKo 8.2 32-bit                  2487   9.0-5.0   (+5 -1 =8 )  100.0    -8
 - Pupsi2 0.08                       2472   3.5-0.5   (+3 -0 =1 )  100.0  +175
 - Counter 1.2                       2469   2.5-1.5   (+1 -0 =3 )  100.0   -42
 - LittleThought 1.052 32-bit        2467   2.5-1.5   (+2 -1 =1 )  100.0   -29
 - Hussar 0.4                        2443   2.0-2.0   (+0 -0 =4 )  100.0  -136
 - nanoSzachy 3.8                    2437   3.0-1.0   (+3 -1 =0 )  100.0   +92
 - Pawny 0.2.2 32-bit                2412   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - TJchess 1.01                      2370   4.0-0.0   (+4 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019