CCRL 40/40
Downloads and Statistics
April 14, 2018
Testing summary:
Total: 819'589 games
played by 2'137 programs
114281 CPU days (X2 4600+)

White wins: 281'160 (34.3%)
Black wins: 208'166 (25.4%)
Draws: 330'263 (40.3%)
White score: 54.5%

Engine Details

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Chronos 1.9.4 in CCRL 40/40, 2018-04-14
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 Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Chronos 1.9.4 has no rank with rating of 2473 Elo points (+33 -33),
based on 300 games: 100 wins, 91 losses and 109 draws
Score: 51.5%, Average opponent: −10.4, Draws: 36.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Colossus 2008b                     2643   1.0-1.0   (+1 -1 =0 )    0.0  +170
 - Hiarcs 9                           2628   3.0-9.0   (+1 -7 =4 )    0.0   -10
 - Slow Chess Blitz WV2               2616   2.0-8.0   (+0 -6 =4 )    0.0   -49
 - Colossus 2008a                     2542   5.0-5.0   (+3 -3 =4 )    0.1   +69
 - GreKo 12.0 64-bit                  2541   4.0-6.0   (+1 -3 =6 )    0.1   +19
 - DanaSah 4.60                       2540   5.5-4.5   (+4 -3 =3 )    0.1   +98
 - Arasan 12.1 32-bit                 2531   4.5-3.5   (+3 -2 =3 )    0.7  +106
 - CuckooChess 1.10                   2531   5.0-5.0   (+3 -3 =4 )    0.6   +58
 - AnMon 5.60                         2513   4.0-6.0   (+4 -6 =0 )    1.4   -50
 - CuckooChess 1.09                   2508   3.0-5.0   (+1 -3 =4 )    6.5   -38
 - Movei 00.8.295                     2507   5.0-5.0   (+2 -2 =6 )    5.8   +30
 - Hamsters 0.4                       2507   6.0-4.0   (+5 -3 =2 )    6.7  +111
 - Hermann 2.4 32-bit                 2502   3.0-7.0   (+2 -6 =2 )    7.4  -114
 - Arasan 10.3                        2499   4.0-6.0   (+3 -5 =2 )   10.3   -48
 - Rotor 0.4                          2480   1.5-2.5   (+0 -1 =3 )   35.1   -52
 - BBChess 1.3a                       2472   1.5-2.5   (+1 -2 =1 )   50.7   -82
 - Trace 1.35                         2462   4.5-5.5   (+2 -3 =5 )   67.5   -42
 - Bruja 1.9.1 32-bit                 2445   8.0-12.0  (+5 -9 =6 )   91.4   -94
 - Homer 2.01                         2429   3.0-1.0   (+2 -0 =2 )   98.6  +105
 - Pupsi2 0.07                        2428   7.5-6.5   (+5 -4 =5 )   98.8   -17
 - Gaia 3.5 32-bit                    2408   6.5-5.5   (+4 -3 =5 )   99.9   -37
 - Dragon 4.6                         2408   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Diablo 0.5.1                       2408   0.5-1.5   (+0 -1 =1 )  100.0  -221
 - Queen 4.03                         2408   1.5-0.5   (+1 -0 =1 )  100.0   +77
 - nanoSzachy 3.4                     2407   7.0-7.0   (+5 -5 =4 )   99.9   -66
 - RomiChess P3k 32-bit               2406   5.0-1.0   (+4 -0 =2 )  100.0  +163
 - Patzer 3.80                        2405   1.0-1.0   (+0 -0 =2 )  100.0   -68
 - Djinn 0.925x                       2401   0.5-1.5   (+0 -1 =1 )  100.0  -228
 - Amy 0.87b                          2397   1.5-0.5   (+1 -0 =1 )  100.0   +80
 - Phalanx XXII                       2393   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Sorgenkind 0.4                     2388   4.5-1.5   (+3 -0 =3 )  100.0   +62
 - Gosu 0.16                          2388   1.5-0.5   (+1 -0 =1 )  100.0   +57
 - Amateur 2.82                       2386   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Thor's Hammer 2.28 32-bit          2386   1.0-1.0   (+1 -1 =0 )  100.0   -87
 - Horizon 4.4                        2386   4.5-1.5   (+4 -1 =1 )  100.0  +102
 - Delphil 1.9f                       2384   3.5-2.5   (+3 -2 =1 )  100.0   -20
 - Comet B68                          2384   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Sage 3.53                          2384   3.5-2.5   (+2 -1 =3 )  100.0   -37
 - GreKo 6.25                         2367   8.0-4.0   (+4 -0 =8 )  100.0   -19
 - Counter 1.0                        2366   1.5-0.5   (+1 -0 =1 )  100.0   +34
 - Dirty 0.99z                        2353   5.0-5.0   (+3 -3 =4 )  100.0  -120
 - Flux 2.2.1                         2351   1.5-0.5   (+1 -0 =1 )  100.0   +34
 - LittleThought 1.03 32-bit          2338   4.0-2.0   (+3 -1 =2 )  100.0   -22
 - Cheese 1.3                         2307   1.5-0.5   (+1 -0 =1 )  100.0    -9
 - Brutus 6.1                         2300   2.0-0.0   (+2 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on April 14, 2018