CCRL 40/40
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 1'105'634 games
played by 2'577 programs
151171 CPU days (X2 4600+)

White wins: 383'085 (34.6%)
Black wins: 284'446 (25.7%)
Draws: 438'103 (39.6%)
White score: 54.5%

Engine Details

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DoubleCheck 3.1 32-bit in CCRL 40/40, 2019-12-14
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:
DoubleCheck 3.1 32-bit has no rank with rating of 2487 Elo points (+34 -34),
based on 306 games: 118 wins, 112 losses and 76 draws
Score: 51.0%, Average opponent: −7.9, Draws: 24.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - FabChess 1.11 64-bit               2612   2.5-3.5   (+2 -3 =1 )    0.0   +67
 - Naum 1.91 32-bit                   2605   3.0-7.0   (+1 -5 =4 )    0.0   -12
 - RedQueen 1.1.1 32-bit              2586   5.0-5.0   (+1 -1 =8 )    0.0   +99
 - DanaSah 4.88                       2555   1.5-2.5   (+1 -2 =1 )    0.0   -27
 - BugChess2 1.6.2                    2554   3.0-7.0   (+1 -5 =4 )    0.3   -61
 - RubiChess 0.9 64-bit               2553   1.5-4.5   (+1 -4 =1 )    0.1  -129
 - Rodent 0.10                        2539   4.0-4.0   (+3 -3 =2 )    1.5   +52
 - GarboChess 3.0 32-bit              2537   2.0-2.0   (+2 -2 =0 )    0.9   +50
 - Glass 1.8 32-bit                   2537   0.0-4.0   (+0 -4 =0 )    1.1  -INF
 - Rodin 4.0                          2524   0.0-4.0   (+0 -4 =0 )    3.0  -INF
 - EXchess 6.10b 32-bit               2518   2.5-1.5   (+2 -1 =1 )    9.6  +112
 - Crafty 20.14 32-bit                2517   6.0-4.0   (+5 -3 =2 )    8.8  +104
 - AnMon 5.60                         2515   9.5-10.5  (+7 -8 =5 )    7.1   +14
 - Nimzo 8                            2513   3.0-7.0   (+2 -6 =2 )   11.9  -123
 - Hermann 2.8 32-bit                 2509   1.0-3.0   (+1 -3 =0 )   16.1  -212
 - Pawny 0.3.1 32-bit                 2502   1.0-3.0   (+0 -2 =2 )   27.0  -134
 - Twisted Logic 20080404x            2496   8.5-9.5   (+6 -7 =5 )   34.5   -11
 - Winter 0.1.1 64-bit                2495   5.0-1.0   (+5 -1 =0 )   35.0  +329
 - Arasan 10.3                        2495   6.0-4.0   (+5 -3 =2 )   34.4   +76
 - GreKo 9.2 32-bit                   2493   3.0-1.0   (+2 -0 =2 )   39.6  +155
 - nanoSzachy 3.9                     2491   2.5-1.5   (+2 -1 =1 )   42.3   +89
 - Zurichess Geneva 64-bit            2483   4.5-3.5   (+4 -3 =1 )   57.4   +41
 - Arasan 10.2 32-bit                 2482   3.0-7.0   (+3 -7 =0 )   59.2  -184
 - Jumbo 0.6.31 64-bit                2469   4.5-3.5   (+4 -3 =1 )   80.1   +26
 - Lozza 1.18 64-bit                  2468   4.0-4.0   (+2 -2 =4 )   84.4   -19
 - Hussar 0.4                         2444   2.0-2.0   (+1 -1 =2 )   98.7   -43
 - Cheese 1.4 32-bit                  2440   9.5-10.5  (+7 -8 =5 )   97.8   -68
 - Delphil 2.3                        2440   6.5-3.5   (+5 -2 =3 )   97.7   +58
 - Murka 2 32-bit                     2433   2.5-1.5   (+2 -1 =1 )   99.1   +41
 - Typhoon 1.00-314                   2410   5.0-3.0   (+4 -2 =2 )   99.9    +4
 - nanoSzachy 3.4                     2408  11.0-7.0   (+10-6 =2 )  100.0    +9
 - LittleThought 1.04 32-bit          2394   6.5-1.5   (+6 -1 =1 )  100.0  +165
 - Rotor 0.3                          2382   8.0-2.0   (+6 -0 =4 )  100.0   +89
 - Hamsters 0.2                       2380   8.0-2.0   (+6 -0 =4 )  100.0   +87
 - TJchess 1.1 32-bit                 2374   5.5-4.5   (+5 -4 =1 )  100.0   -69
 - iCE 0.2                            2372   5.0-5.0   (+4 -4 =2 )  100.0  -115


Created in 2005-2013 by CCRL team
Last games added on December 14, 2019