CCRL 40/4
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 1'671'765 games
played by 1'982 programs
22445 CPU days (X2 4600+)

White wins: 653'018 (39.1%)
Black wins: 530'657 (31.7%)
Draws: 488'090 (29.2%)
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
99.1%
+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
−15
(−29)27 − 27
(+13−13=28)
50.0%
27.0 / 54
99.8%
−29
1 = 0 0 0 1 1 = = 1 1 = 1 = 0 = = = 0 = = 0 = = 1 0 = = 1 0 0 0 1 0 = = = = 0 = 1 = = = 0 = = 1 1 = = = = 1
–   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+13
−13
(−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-bit2829+33
−33
(−64)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 11.12804+11
−11
(−89)15 − 17
(+10−12=10)
46.9%
15.0 / 32
100.0%
−108
1 1 = 1 = 1 = = 0 1 = 0 1 0 0 = 0 1 0 1 0 = 0 1 = = 0 1 0 0 = 0
–   Hiarcs 112791+15
−15
(−102)36.5 − 17.5
(+25−6=23)
67.6%
36.5 / 54
100.0%
+7
0 = 0 1 1 = 1 1 1 1 1 = 1 1 = 1 = = 1 1 1 = 0 1 1 0 1 1 1 = = = = = 1 = = 1 1 = 1 1 1 = = = = = 0 = 1 0 = =
–   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
−10
(−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 = 0 1 1 0 1 0 1 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 1
–   Loop 13.5 32-bit2763+18
−18
(−130)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
−1
= 1 1 1 0 1 = 0 1 = = 1 1 1 = = 0 0 = 1 0 1 = 1 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 = = 1 1 1 1 1 1 = 0 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 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 92751+11
−11
(−142)55.5 − 24.5
(+42−11=27)
69.4%
55.5 / 80
100.0%
−10
= = = 0 1 0 1 = 1 1 1 1 0 1 = 1 1 1 0 1 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 = 1 = 1 0 = 1 1 = 0 1 = = 1 = 1 1
–   Hiarcs X54 Hypermodern 32-bit2750+21
−21
(−143)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−25
0 1 = 1 = 1 1 = = 1 = 1 0 1 0 = = 1 1 1 1 1 1 1 1 1 = = = = 0 =
–   Hiarcs X54 32-bit2745+16
−16
(−148)43 − 17
(+36−10=14)
71.7%
43.0 / 60
100.0%
+9
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
–   Junior 102739+22
−22
(−154)20 − 10
(+17−7=6)
66.7%
20.0 / 30
100.0%
−31
= = = 1 1 1 1 1 0 1 0 1 0 1 1 1 = = 1 1 0 = 0 1 1 0 1 1 0 1
–   Naum 2.1 32-bit2739+14
−14
(−154)32 − 14
(+25−7=14)
69.6%
32.0 / 46
100.0%
−18
= 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
–   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
1 1 0 1 = 1 1 1 1 = 1 1 = 1 = = = 1 = = 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 = = 0 = = 1 1 = = = 1 1 1 1 1 1 =
–   Chess Tiger 2007.12714+8
−7
(−179)14 − 7
(+11−4=6)
66.7%
14.0 / 21
100.0%
−61
1 1 = 1 1 = = 0 1 1 0 1 1 = 0 1 1 0 = = 1
–   Chess Tiger 20072701+11
−11
(−192)47.5 − 10.5
(+42−5=11)
81.9%
47.5 / 58
100.0%
+57
1 1 = 0 1 = 1 1 = 1 = 1 1 = 1 0 1 = 1 1 = 1 1 0 1 1 1 = = 0 = 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
–   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
–   Naum 2.0 32-bit2700+8
−8
(−193)50 − 14
(+42−6=16)
78.1%
50.0 / 64
100.0%
+13
1 1 1 = 1 = 1 0 1 1 = 1 1 1 = 1 1 1 = = = = 1 1 1 1 1 = 0 1 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 =
–   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
−9
(−236)61.5 − 19.5
(+52−10=19)
75.9%
61.5 / 81
100.0%
−46
1 1 1 = 0 = 1 = 1 1 = = 0 1 1 1 1 1 0 1 1 1 = 1 0 1 1 = 1 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 1 1 1 = 1 0 = 0 = 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 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 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 =
–   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
−12
(−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 Xperience2639+14
−14
(−254)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+12
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 1.82624+15
−15
(−269)26 − 4
(+23−1=6)
86.7%
26.0 / 30
100.0%
+24
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 WV2.12615+6
−6
(−278)53.5 − 6.5
(+49−2=9)
89.2%
53.5 / 60
100.0%
+59
= 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 1.22609+11
−10
(−284)23.5 − 7.5
(+19−3=9)
75.8%
23.5 / 31
100.0%
−101
= = 0 1 = = 1 1 0 1 = 1 1 1 1 1 1 = 0 1 1 1 1 = 1 1 = 1 1 1 =
–   Naum 1.91 32-bit2607+19
−19
(−286)27 − 3
(+25−1=4)
90.0%
27.0 / 30
100.0%
+67
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
–   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
–   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
–   SOS 5.12577+7
−8
(−316)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
−47
0 1 = 1 1 = = 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = = 1 = 1 1
–   Delfi 5.02577+15
−15
(−316)26 − 4
(+24−2=4)
86.7%
26.0 / 30
100.0%
+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

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Created in 2005-2013 by CCRL team
Last games added on February 17, 2018