CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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GreKo 6.25 in CCRL 40/40, 2019-07-19
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:
GreKo 6.25 has no rank with rating of 2367 Elo points (+33 -33),
based on 302 games: 97 wins, 109 losses and 96 draws
Score: 48.0%, Average opponent: +13.5, Draws: 31.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Floyd 0.8 64-bit                   2508   2.5-7.5   (+2 -7 =1 )    0.0   -67
 - Cerebro 3.03d                      2481  10.5-9.5   (+6 -5 =9 )    0.0  +128
 - MadChess 2.1 64-bit                2476   1.5-8.5   (+0 -7 =3 )    0.0  -143
 - Chronos 1.9.4                      2472   4.0-8.0   (+0 -4 =8 )    0.0   +18
 - Arasan 10.4                        2470   0.5-5.5   (+0 -5 =1 )    0.0  -257
 - Trace 1.35                         2462   3.0-2.0   (+3 -2 =0 )    0.0  +176
 - Abrok 5.0                          2442   3.0-7.0   (+1 -5 =4 )    0.0   -53
 - Pupsi2 0.07                        2428   3.0-7.0   (+1 -5 =4 )    0.1   -65
 - Diablo 0.5.1                       2410   1.0-1.0   (+1 -1 =0 )    1.4   +43
 - Gaia 3.5 32-bit                    2409   1.0-1.0   (+1 -1 =0 )    2.0   +42
 - Queen 4.03                         2408   0.0-2.0   (+0 -2 =0 )    1.7  -INF
 - RomiChess P3k 32-bit               2406   1.5-0.5   (+1 -0 =1 )    2.3  +195
 - Dragon 4.6                         2405   1.0-1.0   (+0 -0 =2 )    2.6   +38
 - Djinn 0.925x                       2402   1.0-1.0   (+1 -1 =0 )    4.9   +35
 - Patzer 3.80                        2402   0.5-1.5   (+0 -1 =1 )    4.0  -107
 - Amy 0.87b                          2402   1.0-1.0   (+0 -0 =2 )    5.0   +35
 - Simplex 0.9.8 32-bit               2396   4.0-6.0   (+3 -5 =2 )   10.3   -49
 - Gosu 0.16                          2395   2.0-0.0   (+2 -0 =0 )    7.6  +INF
 - Shield 1.1 64-bit                  2393   4.5-5.5   (+3 -4 =3 )   12.7    -4
 - Phalanx XXII                       2393   4.0-2.0   (+4 -2 =0 )   11.2  +175
 - LittleThought 1.04 32-bit          2393   3.5-6.5   (+3 -6 =1 )   14.1   -93
 - Amateur 2.82                       2389   3.0-3.0   (+3 -3 =0 )   13.8   +22
 - Sorgenkind 0.4                     2388   3.0-3.0   (+2 -2 =2 )   13.6   +21
 - Sage 3.53                          2386   2.0-0.0   (+2 -0 =0 )   16.1  +INF
 - Delphil 1.9f                       2385   4.0-8.0   (+2 -6 =4 )   22.9   -92
 - Horizon 4.4                        2385   1.0-1.0   (+0 -0 =2 )   17.9   +18
 - Comet B68                          2383   1.5-0.5   (+1 -0 =1 )   20.9  +172
 - Thor's Hammer 2.28 32-bit          2382   2.0-0.0   (+2 -0 =0 )   23.1  +INF
 - RomiChess P3L 32-bit               2381   6.5-3.5   (+5 -2 =3 )   27.8  +114
 - Counter 1.0                        2367   3.0-3.0   (+1 -1 =4 )   50.4     0
 - Flux 2.2.1                         2356   2.0-4.0   (+1 -3 =2 )   70.3  -126
 - Waxman 2015                        2355   6.0-4.0   (+3 -1 =6 )   71.9   +42
 - Dirty 0.99z                        2352   4.0-4.0   (+3 -3 =2 )   73.6   -15
 - LittleThought 1.03 32-bit          2339   2.0-0.0   (+2 -0 =0 )   92.3  +INF
 - Asterisk 0.6                       2330   1.0-3.0   (+1 -3 =0 )   97.2  -263
 - Dirty 0.99n                        2320   6.5-13.5  (+3 -10=7 )   98.3  -161
 - Cheese 1.3                         2308   5.0-1.0   (+4 -0 =2 )   99.9  +171
 - Joker 1.1.14                       2300   3.5-0.5   (+3 -0 =1 )  100.0  +221
 - Xpdnt 080927                       2299   3.5-0.5   (+3 -0 =1 )   99.9  +213
 - Zeus 1.29                          2298   1.5-2.5   (+0 -1 =3 )  100.0  -136
 - Brutus 6.1                         2297  20.0-7.0   (+17-4 =6 )   99.9  +106
 - Popochin 3.2                       2295   2.5-1.5   (+2 -1 =1 )  100.0   +13
 - Bison 8.2.4r                       2281   1.5-2.5   (+1 -2 =1 )  100.0  -167
 - Isa 2.0.48 64-bit                  2269   4.5-5.5   (+2 -3 =5 )  100.0  -129
 - Zevra 1.8.2 r612 64-bit            2196   2.5-1.5   (+2 -1 =1 )  100.0   -79


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019