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 2.2 32-bit (2893+14
−14		)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
–   Rybka 2.3 32-bit2874+32
−31		(−19)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
86.9%
+6
= = 1 0 1 0 1 = 0 = 0 1 1 1 0 =
–   Doch 1.2 64-bit2866+19
−19		(−27)28 − 22
(+17−11=22)
56.0%
28.0 / 50
99.0%
+7
= 0 = 1 1 0 = 1 = = 1 0 1 0 1 0 = = = = = 0 = = = 0 = = 1 1 = = 1 = 0 1 0 1 0 = 1 1 = 1 = 0 = 1 1 1
–   Rybka 1.2 32-bit2864+15
−14		(−29)27 − 27
(+13−13=28)
50.0%
27.0 / 54
99.8%
−29
0 1 0 = = = = 0 = 1 = = = 0 = = 1 1 = = = = 1 1 = 0 0 0 1 1 = = 1 1 = 1 = 0 = = = 0 = = 0 = = 1 0 = = 1 0 0
–   Naum 3.1 64-bit2863+14
−14		(−30)30 − 20
(+16−6=28)
60.0%
30.0 / 50
99.9%
+29
= 0 = = = = 0 = 1 = = 1 1 = 1 1 1 0 1 = 1 = = = 1 = = = 0 = 1 0 1 1 1 = 0 = = = = 1 = 1 1 = = = = =
–   Rybka 2.1 32-bit2857+12
−12		(−36)40.5 − 28.5
(+23−11=35)
58.7%
40.5 / 69
100.0%
+15
= = = 0 = 1 = = = = = 1 = 0 0 0 0 1 = = = 0 1 = 1 0 = 0 = 1 1 = 0 1 1 = 1 = 1 1 = = 1 = = 1 1 = 1 = = 1 = 0 0 = 1 = 1 = = 1 = = = 1 1 1 =
–   Shredder 112847+12
−12		(−46)29.5 − 20.5
(+19−10=21)
59.0%
29.5 / 50
100.0%
+11
1 1 1 = 1 1 1 1 = 0 = = = 1 0 = = 0 1 = 1 0 1 = 0 = 0 = 1 = = = 0 1 1 0 = 0 = 1 = 1 = = 0 1 1 = 1 =
–   Spark 0.3 64-bit2844+10
−10		(−49)27.5 − 22.5
(+17−12=21)
55.0%
27.5 / 50
100.0%
−19
0 0 = 1 = = = = = 0 0 1 1 1 = 1 1 1 = = 0 = 0 1 1 1 = = 1 = = 1 = 0 = 1 0 = = 0 1 0 = 1 = 0 0 1 1 =
–   Doch 1.2 32-bit2828+33
−33		(−65)29.5 − 19.5
(+19−9=21)
60.2%
29.5 / 49
100.0%
0
1 1 0 1 1 = 0 = 0 = = = 1 = 1 1 = 1 1 1 0 = = = 0 = = = 1 = 1 = 1 1 0 = = 0 1 1 1 0 = 1 = = 1 0 =
–   Hiarcs 11.12803+11
−11		(−90)15 − 17
(+10−12=10)
46.9%
15.0 / 32
100.0%
−109
1 1 = 1 = 1 = = 0 1 = 0 1 0 0 = 0 1 0 1 0 = 0 1 = = 0 1 0 0 = 0
–   Hiarcs 112790+15
−15		(−103)36.5 − 17.5
(+25−6=23)
67.6%
36.5 / 54
100.0%
+6
1 = 1 1 1 = = = = = 0 = 1 0 = = 0 = 0 1 1 = 1 1 1 1 1 = 1 1 = 1 = = 1 1 1 = 0 1 1 0 1 1 1 = = = = = 1 = = 1
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10		(−118)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
−27
= 1 = = 0 = 1 1 = 1
–   Toga II 1.3.12772+10
−9		(−121)52.5 − 19.5
(+41−8=23)
72.9%
52.5 / 72
100.0%
+36
= 1 = = 1 0 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 0 1 = 1 = 0 1 = = 1 1 = 1 = 0 1 1 0 1 0 1 1 = 1 1 = = 1 1
–   Toga II 1.2.1a 32-bit2762+9
−9		(−131)41 − 14
(+31−4=20)
74.5%
41.0 / 55
100.0%
+33
1 = 0 1 = = 1 = 1 = 1 1 1 = = 1 1 0 1 1 = 1 1 = = = 1 = = 1 1 1 1 1 1 = 0 1 1 1 = = = 1 = 1 1 1 1 1 = 1 1 = 0
–   Loop 13.5 32-bit2762+18
−18		(−131)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
−2
= 1 1 1 0 1 = 0 1 = = 1 1 1 = = 0 0 = 1 0 1 = 1 1 1 1 1 1 = 1 =
–   Hiarcs X502756+16
−16		(−137)22 − 8
(+19−5=6)
73.3%
22.0 / 30
100.0%
+42
1 1 1 0 1 1 = 1 1 0 1 1 1 1 = 1 0 1 = 1 0 = = 0 1 1 = 1 1 1
–   Shredder 102754+22
−22		(−139)19.5 − 10.5
(+15−6=9)
65.0%
19.5 / 30
100.0%
−36
0 1 1 = = = 1 1 0 = 1 = 1 0 1 1 1 0 = 1 1 1 = = 1 1 0 1 = 0
–   Fritz 92750+11
−11		(−143)55.5 − 24.5
(+42−11=27)
69.4%
55.5 / 80
100.0%
−11
1 = 1 0 = 1 1 = 0 1 = = 1 = 1 1 1 1 1 0 1 1 1 1 1 = = 1 = 1 1 1 = 0 = 1 = 0 = 1 0 1 1 = = 1 1 1 0 = = = = 0 1 0 1 = 1 1 1 1 0 1 = 1 1 1 0 1 1 = = = 1 = 1 = 1 =
–   Hiarcs X54 Hypermodern 32-bit2749+21
−21		(−144)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−26
0 1 = 1 = 1 1 = = 1 = 1 0 1 0 = = 1 1 1 1 1 1 1 1 1 = = = = 0 =
–   Hiarcs X54 32-bit2744+16
−16		(−149)43 − 17
(+36−10=14)
71.7%
43.0 / 60
100.0%
+8
1 = 1 0 1 1 1 = 1 1 = 1 1 = 1 1 0 0 1 1 1 1 1 1 0 1 1 1 0 1 1 = = = = 0 = 1 1 1 = 0 0 1 0 1 1 1 1 = 1 = 1 = 0 1 1 1 = 1
–   Hiarcs X50 Hypermodern2743+27
−27		(−150)22.5 − 11.5
(+18−7=9)
66.2%
22.5 / 34
100.0%
−36
1 0 0 1 1 1 1 0 = 1 0 = 1 0 0 = 1 0 1 1 1 = = = 1 1 1 = 1 1 1 = = 1
–   Naum 2.1 32-bit2738+14
−14		(−155)32 − 14
(+25−7=14)
69.6%
32.0 / 46
100.0%
−19
= 1 = 1 = 1 0 = 1 1 = 1 1 0 1 1 1 1 = 1 1 1 0 0 1 = = 1 1 0 = = 1 = 1 = 1 1 1 0 1 = = 0 1 1
–   Junior 102738+22
−22		(−155)20 − 10
(+17−7=6)
66.7%
20.0 / 30
100.0%
−32
= = = 1 1 1 1 1 0 1 0 1 0 1 1 1 = = 1 1 0 = 0 1 1 0 1 1 0 1
–   Hiarcs 102736+20
−20		(−157)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+74
= = 1 1 = 1 1 1 1 0 1 1 1 1 1 1 1 = 0 0 1 = 1 1 1 1 = 1 1 1
–   Spike 1.2 Turin2731+6
−6		(−162)57.5 − 23.5
(+43−9=29)
71.0%
57.5 / 81
100.0%
−22
= 0 = = 1 1 = = = 1 1 1 1 1 1 = = 0 = 0 = = 1 = = 1 1 1 1 1 0 = 1 0 = 1 1 1 0 0 = 1 1 1 1 0 1 = 1 = 1 1 0 1 = 1 1 1 1 = 1 1 = 1 = = = 1 = = 1 1 1 = 1 1 1 1 = = 1
–   Chess Tiger 2007.12713+7
−7		(−180)14 − 7
(+11−4=6)		66.7%
14.0 / 21
100.0%
−62
1 1 = 1 1 = = 0 1 1 0 1 1 = 0 1 1 0 = = 1
–   Hiarcs 10 Hypermodern2701+27
−27		(−192)22 − 12
(+18−8=8)
64.7%
22.0 / 34
100.0%
−86
1 = 1 = 1 0 0 0 0 1 = 1 0 = 0 1 1 1 = = 1 1 1 = 1 1 1 = 1 1 0 1 0 1
–   Chess Tiger 20072700+11
−11		(−193)47.5 − 10.5
(+42−5=11)
81.9%
47.5 / 58
100.0%
+56
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 = 1 = 1 1 = 1 0 1 = 1 1 = 1 1 0 1 1 1 = = 0 = 1
–   Naum 2.0 32-bit2699+8
−8		(−194)50 − 14
(+42−6=16)
78.1%
50.0 / 64
100.0%
+12
1 1 1 1 1 1 1 0 0 1 = = = 0 1 1 = 1 1 1 1 1 1 1 1 1 = 0 = 1 1 1 1 = 1 1 1 = 1 = 1 0 1 1 = 1 1 1 = 1 1 1 = = = = 1 1 1 1 1 = 0 1
–   Booot 4.15.12668+14
−14		(−225)17.5 − 2.5
(+15−0=5)		87.5%
17.5 / 20
100.0%
+61
= 1 1 = 1 1 1 1 1 = 1 1 1 = = 1 1 1 1 1
–   Glaurung 1.2.1 32-bit2657+10
−10		(−236)61.5 − 19.5
(+52−10=19)
75.9%
61.5 / 81
100.0%
−46
1 = = 1 1 1 1 1 = 1 0 = 0 = 1 1 0 = 1 1 = 1 0 = 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 0 1 = 0 1 1 = 1 1 1 1 1 1 = 0 = 1 = 1 1 = = 0 1 1 1 1 1 0 1 1 1 = 1 0 1 1 = 1 1 1
–   CM10th Paralyse2655+15
−15		(−238)26 − 6
(+21−1=10)
81.3%
26.0 / 32
100.0%
−20
1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = = 1 1 0 1 1 = 1 = = 1 = = 1 =
–   Scorpio 1.812648+14
−14		(−245)63.5 − 10.5
(+56−3=15)
85.8%
63.5 / 74
100.0%
+39
1 1 = 1 1 1 1 0 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 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
–   Scorpio 1.92641+13
−13		(−252)90 − 22
(+76−8=28)
80.4%
90.0 / 112
100.0%
−27
1 1 = 1 1 1 1 1 0 1 1 1 1 = 1 0 1 0 1 = 1 0 1 = = = 1 = = 0 1 1 1 1 = 1 = 1 1 0 1 = 1 = 1 1 = 1 = 0 = 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 1 1 1 1 = 1 1 1 = = 1
–   Scorpio 1.912641+12
−13		(−252)25.5 − 6.5
(+23−4=5)
79.7%
25.5 / 32
100.0%
−12
= 1 1 1 1 1 1 = 1 1 1 1 0 1 1 0 1 0 1 1 1 1 0 = 1 1 = 1 = 1 1 1
–   CM10th Xperience2638+14
−14		(−255)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+11
1 1 = 1 1 = 1 1 1 1 1 1 1 1 = 0 = 1 1 1 = 1 = 1 1 1 1 1 1 =
–   Scorpio 1.822638+20
−20		(−255)29.5 − 2.5
(+28−1=3)
92.2%
29.5 / 32
100.0%
+150
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
–   Deuterium 11.01.28.1592636+13
−13		(−257)19.5 − 1.5
(+18−0=3)		92.9%
19.5 / 21
100.0%
+133
1 1 = 1 1 1 = 1 1 1 1 = 1 1 1 1 1 1 1 1 1
–   Scorpio 1.842633+20
−20		(−260)57.5 − 6.5
(+52−1=11)
89.8%
57.5 / 64
100.0%
+77
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 = 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 = 1 =
–   Scorpio 1.82623+14
−15		(−270)26 − 4
(+23−1=6)
86.7%
26.0 / 30
100.0%
+23
1 = 1 1 = 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 1 = = 1 1 0 1
–   Slow Chess Blitz WV2.12614+6
−6		(−279)53.5 − 6.5
(+49−2=9)
89.2%
53.5 / 60
100.0%
+58
= 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 1 1 1 1 1 = 0 1 1 1 = 1 1 1 1 1 1 1 1 1 1
–   ProDeo 1.22608+10
−11		(−285)23.5 − 7.5
(+19−3=9)
75.8%
23.5 / 31
100.0%
−102
= = 0 1 = = 1 1 0 1 = 1 1 1 1 1 1 = 0 1 1 1 1 = 1 1 = 1 1 1 =
–   WildCat 72606+10
−10		(−287)14 − 2
(+12−0=4)		87.5%
14.0 / 16
100.0%
+1
1 1 1 1 1 = = 1 1 1 1 1 = 1 = 1
–   Naum 1.91 32-bit2606+19
−20		(−287)27 − 3
(+25−1=4)
90.0%
27.0 / 30
100.0%
+66
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
–   Pharaon 3.5.12603+7
−7		(−290)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
−82
1 = 1 1 = 1 1 = = 1 1 1 = 1 1 1 1 = = = 1 = 1 0 = 1 1 1 1 1
–   Delfi 5.02576+15
−15		(−317)26 − 4
(+24−2=4)
86.7%
26.0 / 30
100.0%
0
1 1 1 = 1 1 = 0 1 1 1 1 1 1 1 1 1 0 1 1 = 1 1 1 1 1 1 1 = 1
–   SOS 5.12573+7
−7		(−320)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
−51
0 1 = 1 1 = = 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = = 1 = 1 1
2028 games: 1179 wins, 245 losses, 604 draws (29.8%), score: 73.0%

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