CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

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OBender 3.10.1 in CCRL 40/40, 2019-06-15
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:
OBender 3.10.1 has no rank with rating of 2070 Elo points (+34 -34),
based on 322 games: 120 wins, 133 losses and 69 draws
Score: 48.0%, Average opponent: +14.6, Draws: 21.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Chispa 4.0.3                       2272   1.5-0.5   (+1 -0 =1 )    0.0  +358
 - Popochin 2.7                       2268   4.0-6.0   (+3 -5 =2 )    0.0  +125
 - Joker 1.1.06                       2251   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - AliChess 4.06                      2233   2.0-8.0   (+2 -8 =0 )    0.0  -117
 - GarboChess 0.21                    2216   2.0-10.0  (+1 -9 =2 )    0.0  -125
 - Neurosis 2.3                       2210   3.0-9.0   (+2 -8 =2 )    0.0   -56
 - Latista (Sinobyl) 1.5              2203   1.5-2.5   (+1 -2 =1 )    0.0   +47
 - RattateChess Bologna 2007          2201   0.5-1.5   (+0 -1 =1 )    0.0   -11
 - AliChess 4.08                      2195   3.5-6.5   (+2 -5 =3 )    0.0   +19
 - Alf 1.09                           2195   3.0-3.0   (+3 -3 =0 )    0.0  +125
 - Buzz 0.08 32-bit                   2193   3.0-2.0   (+2 -1 =2 )    0.0  +199
 - Feuerstein 0.4.5.2                 2187   4.5-7.5   (+3 -6 =3 )    0.0   +27
 - EveAnn 1.63                        2187   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - NagaSkaki 4.00                     2164   6.0-6.0   (+3 -3 =6 )    0.0   +94
 - Mediocre 0.334                     2150   1.5-2.5   (+0 -1 =3 )    0.0   +20
 - GopherCheck 0.2.2 64-bit           2139   2.0-2.0   (+2 -2 =0 )    0.1   +69
 - Prophet 2.0 32-bit                 2137   5.0-9.0   (+4 -8 =2 )    0.0   -42
 - Parrot 07.07.22                    2135   6.0-8.0   (+5 -7 =2 )    0.0    +9
 - Adam 3.1                           2109   2.0-4.0   (+2 -4 =0 )    3.5  -114
 - Lime 62                            2105   1.5-4.5   (+1 -4 =1 )    6.0  -164
 - Hedgehog 1.82 64-bit               2097   5.5-6.5   (+4 -5 =3 )   10.4    -4
 - Feuerstein 0.4.5.1                 2079   1.0-1.0   (+1 -1 =0 )   36.6    +9
 - BigLion 2.23w                      2076   5.0-7.0   (+3 -5 =4 )   37.8   -49
 - RamJet 0.12                        2075   5.5-4.5   (+5 -4 =1 )   41.2   +42
 - BigLion 2.23x                      2067   8.5-7.5   (+8 -7 =1 )   56.7   +24
 - Monarch 1.7                        2044   5.0-3.0   (+3 -1 =4 )   90.9   +52
 - Mustang 4.97                       2044   1.5-2.5   (+1 -2 =1 )   88.8  -107
 - Matheus 2.3                        2041  17.5-16.5  (+13-12=9 )   92.1   -19
 - Marvin 1.3.0                       1975   7.0-8.0   (+5 -6 =4 )  100.0  -116
 - Smash 1.0.3                        1950   3.0-5.0   (+2 -4 =2 )  100.0  -208
 - Clueless 1.4                       1912  12.5-3.5   (+11-2 =3 )  100.0   +60
 - Gogobello 0.10 64-bit              1896  11.0-3.0   (+10-2 =2 )  100.0   +55
 - Micro-Max 4.8                      1891  19.0-3.0   (+17-1 =4 )  100.0  +116


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019