CCRL 40/40
Downloads and Statistics
November 11, 2017
Testing summary:
Total: 754'213 games
played by 1'962 programs
103027 CPU days (X2 4600+)

White wins: 259'159 (34.4%)
Black wins: 192'263 (25.5%)
Draws: 302'791 (40.1%)
White score: 54.4%

Engine Details

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Chronos 1.9.4 in CCRL 40/40, 2017-11-11
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Chronos 1.9.4 has no rank with rating of 2472 Elo points (+33 -33),
based on 300 games: 100 wins, 91 losses and 109 draws
Score: 51.5%, Average opponent: −10.3, Draws: 36.3%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Colossus 2008b                    2643   1.0-1.0   (+1 -1 =0 )    0.0  +171
 - Hiarcs 9                          2628   3.0-9.0   (+1 -7 =4 )    0.0    -9
 - Slow Chess Blitz WV2              2616   2.0-8.0   (+0 -6 =4 )    0.0   -48
 - Colossus 2008a                    2542   5.0-5.0   (+3 -3 =4 )    0.1   +70
 - DanaSah 4.60                      2540   5.5-4.5   (+4 -3 =3 )    0.1   +99
 - GreKo 12.0 64-bit                 2540   4.0-6.0   (+1 -3 =6 )    0.1   +19
 - CuckooChess 1.10                  2530   5.0-5.0   (+3 -3 =4 )    0.5   +58
 - Arasan 12.1 32-bit                2530   4.5-3.5   (+3 -2 =3 )    0.6  +106
 - AnMon 5.60                        2512   4.0-6.0   (+4 -6 =0 )    1.4   -50
 - CuckooChess 1.09                  2508   3.0-5.0   (+1 -3 =4 )    6.3   -37
 - Movei 00.8.295                    2507   5.0-5.0   (+2 -2 =6 )    5.5   +31
 - Hamsters 0.4                      2506   6.0-4.0   (+5 -3 =2 )    6.5  +111
 - Hermann 2.4 32-bit                2502   3.0-7.0   (+2 -6 =2 )    7.1  -113
 - Arasan 10.3                       2500   4.0-6.0   (+3 -5 =2 )    8.3   -46
 - Rotor 0.4                         2479   1.5-2.5   (+0 -1 =3 )   34.9   -52
 - BBChess 1.3a                      2472   1.5-2.5   (+1 -2 =1 )   50.2   -81
 - Trace 1.35                        2462   4.5-5.5   (+2 -3 =5 )   66.9   -41
 - Bruja 1.9.1 32-bit                2444   8.0-12.0  (+5 -9 =6 )   91.1   -94
 - Homer 2.01                        2429   3.0-1.0   (+2 -0 =2 )   98.5  +106
 - Pupsi2 0.07                       2428   7.5-6.5   (+5 -4 =5 )   98.7   -16
 - Queen 4.03                        2410   1.5-0.5   (+1 -0 =1 )   99.9   +80
 - Diablo 0.5.1                      2408   0.5-1.5   (+0 -1 =1 )   99.9  -220
 - RomiChess P3k 32-bit              2406   5.0-1.0   (+4 -0 =2 )  100.0  +164
 - Dragon 4.6                        2406   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - nanoSzachy 3.4                    2406   7.0-7.0   (+5 -5 =4 )   99.9   -66
 - Patzer 3.80                       2405   1.0-1.0   (+0 -0 =2 )   99.9   -67
 - Djinn 0.925x                      2401   0.5-1.5   (+0 -1 =1 )  100.0  -227
 - Gaia 3.5 32-bit                   2400   6.5-5.5   (+4 -3 =5 )  100.0   -44
 - Amy 0.87b                         2395   1.5-0.5   (+1 -0 =1 )  100.0   +79
 - Phalanx XXII                      2393   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Sorgenkind 0.4                    2387   4.5-1.5   (+3 -0 =3 )  100.0   +62
 - Gosu 0.16                         2387   1.5-0.5   (+1 -0 =1 )  100.0   +57
 - Amateur 2.82                      2386   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Horizon 4.4                       2386   4.5-1.5   (+4 -1 =1 )  100.0  +103
 - Comet B68                         2386   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Delphil 1.9f                      2383   3.5-2.5   (+3 -2 =1 )  100.0   -20
 - Sage 3.53                         2383   3.5-2.5   (+2 -1 =3 )  100.0   -37
 - Thor's Hammer 2.28 32-bit         2382   1.0-1.0   (+1 -1 =0 )  100.0   -90
 - GreKo 6.25                        2367   8.0-4.0   (+4 -0 =8 )  100.0   -18
 - Counter 1.0                       2365   1.5-0.5   (+1 -0 =1 )  100.0   +34
 - Flux 2.2.1                        2349   1.5-0.5   (+1 -0 =1 )  100.0   +33
 - Dirty 0.99z                       2348   5.0-5.0   (+3 -3 =4 )  100.0  -124
 - LittleThought 1.03 32-bit         2338   4.0-2.0   (+3 -1 =2 )  100.0   -21
 - Cheese 1.3                        2307   1.5-0.5   (+1 -0 =1 )  100.0    -8
 - 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 November 11, 2017