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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Rybka 3 Human 64-bit 4CPU (3120+39
−38
)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 26 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 3 64-bit 4CPU3122+14
−14
(+2)27 − 33
(+7−13=40)
45.0%
27.0 / 60
45.6%
−23
= = = 0 0 1 = = = = = = = 1 = 0 0 = = 0 0 0 = = 1 = 0 1 = 1 = = = = 0 = = = = = = 1 0 = = = = = = = 0 0 0 = = = = = = 1
–   Rybka 3 64-bit3047+12
−12
(−73)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+78
1 = = 1 1 =
–   Naum 4 64-bit 4CPU3046+17
−17
(−74)40.5 − 21.5
(+27−8=27)
65.3%
40.5 / 62
100.0%
+19
1 1 1 1 = 1 0 = 0 = = 1 1 1 = = = 1 0 = 1 0 = = 1 = 1 = = = 0 = = = 1 = 1 1 = 1 = 1 1 1 0 1 1 = 0 1 = 1 1 = = 1 = = 0 1 = 1
–   Rybka 2.3.2a 64-bit 4CPU3017+13
−13
(−103)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+123
1 1 1 = 1 =
–   Naum 3.1 64-bit 4CPU2969+18
−18
(−151)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
−3
1 1 = = = 1
–   Zappa Mexico II 64-bit 4CPU2969+10
−10
(−151)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−4
1 1 1 0 = = 1 = = 0 1 = 1 1 1 1 1 0 = = = 1 1 1 1 = = 1 0 1 1 1
–   Deep Sjeng WC2008 64-bit 4CPU2926+13
−13
(−194)16 − 7
(+12−3=8)
69.6%
16.0 / 23
100.0%
−64
= 1 1 = 1 1 = 0 1 = = 1 1 0 1 = 1 = 1 1 0 = 1
–   Deep Sjeng 3.0 64-bit 4CPU2908+22
−22
(−212)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+146
1 1 1 1 = 1
–   Hiarcs 12 4CPU2893+15
−15
(−227)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+94
1 1 1 1 1 0
–   Hiarcs Paderborn 2007 4CPU2891+19
−19
(−229)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
−3
1 = 1 = 1 1

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