CCRL 40/15
Downloads and Statistics
January 9, 2021
Testing summary:
Total: 1'204'486 games
played by 2'764 programs

White wins: 414'243 (34.4%)
Black wins: 305'352 (25.4%)
Draws: 484'891 (40.3%)
White score: 54.5%

Engine Details

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DoubleCheck 2.5.4 32-bit in CCRL 40/15, 2021-01-09
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
DoubleCheck 2.5.4 32-bit has no rank with rating of 2384 Elo points (+33 -33),
based on 318 games: 115 wins, 112 losses and 91 draws
Score: 50.5%, Average opponent: −3.6, Draws: 28.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - GreKo 9.2 32-bit                        2494   2.5-9.5   (+1 -8 =3 )    0.0  -105
 - Arasan 10.4                             2471   2.0-6.0   (+1 -5 =2 )    0.0   -88
 - Booot 4.11.1                            2464   2.5-5.5   (+2 -5 =1 )    0.0   -74
 - Trace 1.35                              2464   4.5-5.5   (+3 -4 =3 )    0.0   +44
 - Twisted Logic 20071202x                 2459   6.5-3.5   (+6 -3 =1 )    0.0  +197
 - Cyrano 0.3                              2451   3.5-4.5   (+2 -3 =3 )    0.3   +18
 - Gaviota 0.74.41 32-bit                  2447   3.5-4.5   (+2 -3 =3 )    0.4   +25
 - Hussar 0.4                              2445   0.0-4.0   (+0 -4 =0 )    0.1  -INF
 - Arasan 10.1                             2443   4.0-6.0   (+2 -4 =4 )    0.3    -3
 - Murka 2 32-bit                          2433   2.0-2.0   (+2 -2 =0 )    1.4   +49
 - Kiwi 0.6d 32-bit                        2421   0.0-2.0   (+0 -2 =0 )    2.7  -INF
 - Matacz 1.1                              2420   3.5-4.5   (+2 -3 =3 )    5.5     0
 - Eeyore 1.52 32-bit                      2406   2.0-2.0   (+1 -1 =2 )   13.7   +22
 - Dragon 4.6                              2406   1.5-0.5   (+1 -0 =1 )   12.7  +178
 - Djinn 0.925x                            2403   1.5-0.5   (+1 -0 =1 )   17.3  +161
 - Atlas 3.14b 32-bit                      2402   1.0-3.0   (+0 -2 =2 )   19.7  -124
 - Simplex 0.9.8 32-bit                    2398   6.5-7.5   (+5 -6 =3 )   26.6    -9
 - Delphil 1.9f                            2386   5.5-2.5   (+4 -1 =3 )   46.3  +124
 - Dorky 4.3 32-bit                        2386   3.5-0.5   (+3 -0 =1 )   45.7  +290
 - TJchess 1.1 32-bit                      2375   5.0-1.0   (+5 -1 =0 )   64.9  +311
 - Ares 1.004                              2374   1.5-2.5   (+1 -2 =1 )   70.5   -95
 - Alfil 7.6                               2374   5.5-2.5   (+3 -0 =5 )   66.4   +94
 - Counter 1.0                             2374   4.0-4.0   (+3 -3 =2 )   67.2   -10
 - iCE 0.2                                 2372  10.5-9.5   (+7 -6 =7 )   72.7    +7
 - Ifrit m1.5 32-bit                       2372   2.5-3.5   (+1 -2 =3 )   71.3   -64
 - Pupsi 0.19                              2368   5.0-3.0   (+3 -1 =4 )   75.6   +62
 - Alex 2.14a 32-bit                       2365   1.5-2.5   (+1 -2 =1 )   81.5  -100
 - Flux 2.2.1                              2358   1.0-1.0   (+1 -1 =0 )   90.3   -26
 - BugChess2 1.4.1                         2357   4.0-4.0   (+3 -3 =2 )   87.5   -33
 - Plisk 0.2.7d 32-bit                     2352   0.0-2.0   (+0 -2 =0 )   94.4  -INF
 - Tytan 9.32 32-bit                       2347   1.0-1.0   (+0 -0 =2 )   95.3   -37
 - Arion 1.7                               2343   0.0-2.0   (+0 -2 =0 )   98.5  -INF
 - Daydreamer 1.5                          2337   4.0-6.0   (+3 -5 =2 )   99.1  -119
 - LittleThought 1.00 32-bit               2328   4.5-3.5   (+3 -2 =3 )   99.2   -23
 - Sjakk 1.1.9                             2327  11.5-8.5   (+8 -5 =7 )   99.6   -11
 - Dirty 0.99n                             2322   6.0-4.0   (+4 -2 =4 )   99.7    -2
 - ECE 12.01                               2320  11.5-6.5   (+10-5 =3 )   99.9   +36
 - Cheese 1.3b 32-bit                      2313   7.5-4.5   (+6 -3 =3 )   99.9   +22
 - GreKo 5.5                               2312   4.5-3.5   (+4 -3 =1 )   99.9   -25
 - Sage 2.2a                               2309   4.0-4.0   (+3 -3 =2 )   99.9   -69
 - Waxman 2011                             2305   3.5-2.5   (+3 -2 =1 )  100.0   -12
 - nanoSzachy 2.9                          2303   6.0-2.0   (+5 -1 =2 )  100.0  +104


Created in 2005-2013 by CCRL team
Last games added on January 9, 2021