CCRL 40/4
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 2'085'472 games
played by 2'422 programs
28065 CPU days (X2 4600+)

White wins: 809'852 (38.8%)
Black wins: 654'916 (31.4%)
Draws: 620'704 (29.8%)
White score: 53.7%

Engine Details

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Rybka 2.1 64-bit (2912+25
−24
)Quote
Author: Vasik Rajlich (USA) Link: Homepage
Information: There is some debate in the chess community about whether or not early versions of the Rybka engine contain parts of Fruit code
This is one of the 25 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Toga II 1.3.12772+10
−9
(−140)43.5 − 15.5
(+33−5=21)
73.7%
43.5 / 59
100.0%
+18
= 1 1 1 1 = 1 1 1 1 0 = = 1 0 1 1 1 0 = 1 1 1 = = 1 = 1 1 1 = 0 1 = = 1 1 1 1 1 1 1 = 1 0 = = 1 = = = 1 1 = = 1 = 1 =
–   Toga II 1.2.1a 32-bit2762+9
−9
(−150)49 − 11
(+40−2=18)
81.7%
49.0 / 60
100.0%
+76
1 1 1 0 1 1 = = 1 1 1 1 1 1 1 1 1 = = 1 1 = 1 1 1 = 1 = = = 1 1 1 1 1 1 1 1 1 = 1 = = 1 1 1 = = 1 1 = = 0 1 1 1 1 1 = =
–   Naum 2.1 64-bit2760+21
−21
(−152)48 − 16
(+35−3=26)
75.0%
48.0 / 64
100.0%
+9
= 1 = 1 1 1 = 1 = 1 = 1 = 1 = = 1 = = 0 = 1 1 = = = 1 1 1 = = 1 1 = 1 1 = = 1 1 1 1 1 = 0 1 = 1 1 = = 1 1 1 1 1 1 1 0 = = 1 = 1
–   Hiarcs X502756+16
−16
(−156)42 − 17
(+32−7=20)
71.2%
42.0 / 59
100.0%
−13
0 1 1 1 = = = = = = 1 = = 1 = = 1 1 0 1 1 1 1 0 1 = 1 = 1 = 1 1 1 = 1 1 1 1 0 1 1 = 1 = = = 1 0 1 1 1 1 1 1 1 0 = 0 =
–   Fritz 92750+11
−11
(−162)42.5 − 17.5
(+36−11=13)
70.8%
42.5 / 60
100.0%
−4
1 1 0 = 1 = 0 1 1 1 1 = 1 1 1 = 1 0 1 1 1 = 1 = 0 1 0 1 1 = 1 1 1 1 1 = 0 1 1 = 1 = 0 1 = 1 1 0 1 = 1 0 1 0 1 1 1 0 1 =
–   Spike 1.2 Turin2731+6
−6
(−181)47 − 13
(+38−4=18)
78.3%
47.0 / 60
100.0%
+17
= 1 1 1 1 1 1 1 1 0 1 = 1 1 1 1 1 = = 1 0 1 = 1 = 1 = 1 = 1 1 0 = = 1 1 = 1 1 1 1 1 = = 1 1 1 = 1 1 1 = 1 = 1 1 = 1 = 0
–   Hiarcs X54 64-bit2714+36
−36
(−198)42 − 17
(+35−10=14)
71.2%
42.0 / 59
100.0%
−45
= 1 = 1 1 1 0 = 1 1 = 1 1 0 1 1 = 1 1 0 1 1 1 1 1 0 1 = 1 1 1 1 = 1 1 0 = 1 = = 1 1 1 1 1 = = 1 0 1 0 0 = 1 1 0 = 1 0
–   Chess Tiger 20072700+11
−11
(−212)48 − 15
(+43−10=10)
76.2%
48.0 / 63
100.0%
−5
0 0 1 1 1 = 1 1 1 = 1 1 1 0 = 1 0 1 1 = 1 1 1 1 = 1 1 = 0 0 1 1 0 1 1 = 0 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 1 0 0 1 = 1 1 1 1
–   Naum 2.0 64-bit2693+11
−11
(−219)44 − 16
(+34−6=20)
73.3%
44.0 / 60
100.0%
−62
1 1 = 0 1 = = 0 1 1 = 1 = 1 1 = = = = 1 = 1 0 = 0 = 1 1 1 1 = 1 1 = 1 = 0 1 = = = 1 1 1 1 1 = 1 = 1 1 1 0 1 1 1 1 1 1 1
–   Glaurung 1.2.1 64-bit2655+15
−14
(−257)49 − 11
(+43−5=12)
81.7%
49.0 / 60
100.0%
−9
1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 1 = 0 1 = 1 1 1 = 1 = 1 1 1 1 1 1 1 1 1 = 1 0 = = 0 1 1 0 1 1 = 1 1 1 1 = 1 1 0 1 1 1 1 =
–   CM10th Xperience2638+14
−14
(−274)52 − 8
(+46−2=12)
86.7%
52.0 / 60
100.0%
+18
1 = = = 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 = = 1 1 = 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 = = = 1 1 1 1 1 1 1 1 1 1 1 1 0 = = 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on August 17, 2019