CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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GreKo 6.5 in CCRL 40/4, 2019-07-20
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
GreKo 6.5 has no rank with rating of 2338 Elo points (+18 -18),
based on 1162 games: 418 wins, 439 losses and 305 draws
Score: 49.1%, Average opponent: +5.7, Draws: 26.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Philou 3.14.1                      2450  10.5-19.5  (+8 -17=5 )    0.0    -3
 - Matacz 1.4                         2446  11.0-20.0  (+7 -16=8 )    0.0    +5
 - SpiderChess 070603                 2439  10.0-17.0  (+5 -12=10)    0.0   +21
 - LambChop 10.99                     2434  16.5-15.5  (+12-11=9 )    0.0  +103
 - Nejmet 3.07                        2425  11.5-19.5  (+6 -14=11)    0.0    +6
 - Dragon 4.6                         2419   8.0-19.0  (+6 -17=4 )    0.0   -80
 - Delphil 1.9c                       2414  13.5-18.5  (+8 -13=11)    0.0   +24
 - nanoSzachy 3.5                     2413  11.0-19.0  (+8 -16=6 )    0.0   -23
 - RomiChess P3k 64-bit               2409  12.5-19.5  (+7 -14=11)    0.0    -3
 - LittleThought 1.04 64-bit          2401  15.0-17.0  (+10-12=10)    0.0   +43
 - Gaia 3.5 32-bit                    2394   8.5-23.5  (+5 -20=7 )    0.0  -118
 - Leila 0.53h                        2387  11.0-20.0  (+7 -16=8 )    0.0   -57
 - Amy 0.87b                          2385  13.5-18.5  (+9 -14=9 )    0.0    -8
 - Gosu 0.16                          2382   7.5-24.5  (+4 -21=7 )    0.0  -153
 - Comet B68                          2377  14.0-16.0  (+12-14=4 )    0.0   +13
 - Der Bringer 1.9                    2374  12.5-19.5  (+8 -15=9 )    0.0   -39
 - Djinn 0.925x                       2373  13.5-15.5  (+10-12=7 )    0.0   +13
 - Muse 0.899b                        2371  14.5-14.5  (+9 -9 =11)    0.0   +36
 - Dirty ACCA3                        2368  15.0-16.0  (+10-11=10)    0.3   +21
 - Glass 1.3                          2356  13.5-14.5  (+11-12=5 )    5.9    +9
 - Eeyore 1.50                        2343  13.5-18.5  (+8 -13=11)   31.6   -47
 - Cheese 1.3                         2343  12.0-17.0  (+10-15=4 )   30.4   -63
 - Horizon 4.4                        2342  17.0-14.0  (+14-11=6 )   34.1   +42
 - Queen 4.03                         2337  21.0-11.0  (+18-8 =6 )   54.1  +115
 - Arion 1.7                          2332  15.0-17.0  (+11-13=8 )   72.0   -29
 - Sage 3.53                          2325  19.0-12.0  (+17-10=4 )   90.1   +74
 - Sungorus 1.4 64-bit                2314  20.0-11.0  (+15-6 =10)   99.2   +75
 - Alex 2.07a                         2311  19.0-12.0  (+16-9 =6 )   99.0   +54
 - KnightX 1.92                       2297  14.5-15.5  (+11-12=7 )  100.0   -53
 - Ares 1.003a                        2285  15.0-16.0  (+10-11=10)  100.0   -61
 - Popochin 3.2                       2275  22.0-9.0   (+16-3 =12)  100.0   +72
 - Natwarlal 0.14                     2261  18.0-10.0  (+15-7 =6 )  100.0   +25
 - Butcher 1.60n1 64-bit              2250  17.0-10.0  (+12-5 =10)  100.0    -9
 - Anechka 0.08                       2235  19.5-11.5  (+17-9 =5 )  100.0    -5
 - OBender 3.2.x                      2224  20.0-12.0  (+14-6 =12)  100.0   -33
 - EXchess 4.03                       2214  21.5-9.5   (+16-4 =11)  100.0    +4
 - CyberPagno 2.1                     2205  20.5-9.5   (+16-5 =9 )  100.0    -2
 - BlackBishop 1.0                    2156  23.0-9.0   (+20-6 =6 )  100.0   -12


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019