CCRL Blitz
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 2'375'566 games
played by 2'806 programs

White wins: 914'963 (38.5%)
Black wins: 735'833 (31.0%)
Draws: 724'770 (30.5%)
White score: 53.8%

Engine Details

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Rybka 1.0 32-bit (2791+13
−13
)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 1.2 32-bit2863+15
−14
(+72)26.5 − 37.5
(+11−22=31)
41.4%
26.5 / 64
0.0%
+18
–   Rybka 1.1 32-bit2853+21
−21
(+62)19.5 − 42.5
(+5−28=29)
31.5%
19.5 / 62
0.0%
−50
–   Rybka 1.0 64-bit2852+15
−14
(+61)20 − 44
(+8−32=24)
31.3%
20.0 / 64
0.0%
−60
–   Hiarcs 12.12833+13
−13
(+42)9.5 − 10.5
(+7−8=5)
47.5%
9.5 / 20
0.0%
+25
–   Loop 10.32f2812+24
−24
(+21)14.5 − 15.5
(+8−9=13)
48.3%
14.5 / 30
5.9%
+9
–   Hiarcs 11.12803+12
−11
(+12)15 − 17
(+8−10=14)
46.9%
15.0 / 32
7.9%
−9
–   Strelka 1.8 32-bit2782+13
−13
(−9)37.5 − 26.5
(+21−10=33)
58.6%
37.5 / 64
82.6%
+39
–   Fruit 2.32782+14
−14
(−9)17 − 15
(+10−8=14)
53.1%
17.0 / 32
81.3%
+10
–   Loop 12.322779+32
−31
(−12)17.5 − 11.5
(+11−5=13)
60.3%
17.5 / 29
76.2%
+50
–   Bright 0.4a2779+10
−10
(−12)11 − 9
(+9−7=4)
55.0%
11.0 / 20
92.7%
+27
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10
(−16)17.5 − 13.5
(+10−6=15)
56.5%
17.5 / 31
97.5%
+23
–   Toga II 1.2.1a 32-bit2762+9
−9
(−29)23.5 − 16.5
(+17−10=13)
58.8%
23.5 / 40
100.0%
+26
–   Shredder 102754+22
−22
(−37)18 − 12
(+14−8=8)
60.0%
18.0 / 30
99.8%
+32
–   Hiarcs X54 Hypermodern 32-bit2749+21
−21
(−42)6 − 2
(+5−1=2)
75.0%
6.0 / 8
100.0%
+138
–   Hiarcs X50 Hypermodern2742+27
−27
(−49)5 − 3
(+4−2=2)
62.5%
5.0 / 8
99.9%
+38
–   Junior 10.12741+41
−41
(−50)12 − 8
(+10−6=4)
60.0%
12.0 / 20
98.8%
+23
–   Zap!Chess Zanzibar 32-bit2741+38
−38
(−50)9 − 11
(+5−7=8)
45.0%
9.0 / 20
99.2%
−81
–   Junior 102738+22
−22
(−53)16 − 13
(+12−9=8)
55.2%
16.0 / 29
100.0%
−16
–   Strelka 1.0b 32-bit2738+17
−17
(−53)39 − 25
(+23−9=32)
60.9%
39.0 / 64
100.0%
+11
–   Spike 1.2 Turin2731+6
−6
(−60)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
100.0%
+6
–   Ktulu 82725+14
−14
(−66)18.5 − 9.5
(+16−7=5)
66.1%
18.5 / 28
100.0%
+55
–   Chess Tiger 2007.12713+7
−7
(−78)13.5 − 6.5
(+10−3=7)
67.5%
13.5 / 20
100.0%
+35
–   Chess Tiger 20072700+10
−11
(−91)46 − 16
(+38−8=16)
74.2%
46.0 / 62
100.0%
+84
–   Hiarcs 10 Hypermodern2700+27
−27
(−91)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
−7
–   Naum 2.0 32-bit2699+8
−8
(−92)23.5 − 16.5
(+15−8=17)
58.8%
23.5 / 40
100.0%
−34
–   Bison 9.11 32-bit2698+27
−27
(−93)66 − 33
(+49−16=34)
66.7%
66.0 / 99
100.0%
+16
–   Naum 2.0 64-bit2693+11
−11
(−98)17 − 15
(+10−8=14)
53.1%
17.0 / 32
100.0%
−78
–   Delfi 5.42682+7
−7
(−109)33.5 − 15.5
(+28−10=11)
68.4%
33.5 / 49
100.0%
+26
–   Booot 4.15.12667+14
−14
(−124)11 − 8
(+9−6=4)
57.9%
11.0 / 19
100.0%
−65
–   Fritz 82665+32
−31
(−126)6 − 2
(+5−1=2)
75.0%
6.0 / 8
100.0%
+56
–   Alaric 7072662+6
−7
(−129)19 − 13
(+13−7=12)
59.4%
19.0 / 32
100.0%
−66
–   Glaurung 1.2.1 32-bit2657+10
−10
(−134)27.5 − 12.5
(+21−6=13)
68.8%
27.5 / 40
100.0%
−6
–   Glaurung 1.2.1 64-bit2655+15
−14
(−136)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
−4
–   CM10th Paralyse2654+15
−15
(−137)21.5 − 7.5
(+18−4=7)
74.1%
21.5 / 29
100.0%
+40
–   Scorpio 1.812648+14
−14
(−143)55 − 21
(+41−7=28)
72.4%
55.0 / 76
100.0%
+4
–   Scorpio 1.92641+13
−13
(−150)64 − 32
(+53−21=22)
66.7%
64.0 / 96
100.0%
−28
–   Scorpio 1.912640+12
−12
(−151)46.5 − 17.5
(+38−9=17)
72.7%
46.5 / 64
100.0%
+10
–   Scorpio 1.822637+20
−20
(−154)20.5 − 11.5
(+16−7=9)
64.1%
20.5 / 32
100.0%
−56
–   Scorpio 1.842632+20
−20
(−159)45.5 − 18.5
(+36−9=19)
71.1%
45.5 / 64
100.0%
−12
–   Scorpio 1.82623+14
−15
(−168)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+82
–   Alaric 7042617+15
−15
(−174)19.5 − 12.5
(+14−7=11)
60.9%
19.5 / 32
100.0%
−103
–   Delfi 5.12614+12
−12
(−177)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+75
–   Slow Chess Blitz WV2.12614+6
−6
(−177)22.5 − 9.5
(+19−6=7)
70.3%
22.5 / 32
100.0%
−29
–   Frenzee 3.0 64-bit2613+14
−14
(−178)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−29
–   Colossus 2007d2610+13
−13
(−181)21 − 11
(+13−3=16)
65.6%
21.0 / 32
100.0%
−87
–   ProDeo 1.22608+10
−11
(−183)30.5 − 9.5
(+25−4=11)
76.3%
30.5 / 40
100.0%
+4
–   WildCat 72605+10
−10
(−186)26 − 6
(+22−2=8)
81.3%
26.0 / 32
100.0%
+48
–   Movei 00.8.4382603+16
−16
(−188)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
−59
–   Zappa 1.1 64-bit2603+11
−11
(−188)27 − 5
(+24−2=6)
84.4%
27.0 / 32
100.0%
+85
–   Pharaon 3.5.12602+7
−7
(−189)27.5 − 4.5
(+25−2=5)
85.9%
27.5 / 32
100.0%
+114
–   List 5.122591+10
−11
(−200)23 − 11
(+18−6=10)
67.6%
23.0 / 34
100.0%
−77
–   Ruffian 1.0.52585+8
−8
(−206)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−8
–   Delfi 5.02576+15
−15
(−215)25.5 − 5.5
(+22−2=7)
82.3%
25.5 / 31
100.0%
+29
–   Pseudo 0.7c2575+8
−8
(−216)25 − 7
(+22−4=6)
78.1%
25.0 / 32
100.0%
+2
–   SOS 5.12571+7
−7
(−220)25.5 − 6.5
(+22−3=7)
79.7%
25.5 / 32
100.0%
+8
–   Aristarch 4.502567+7
−7
(−224)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−27
–   Petir 4.392566+10
−10
(−225)25.5 − 6.5
(+22−3=7)
79.7%
25.5 / 32
100.0%
0
–   Colossus 2007a2557+16
−16
(−234)26 − 6
(+22−2=8)
81.3%
26.0 / 32
100.0%
−1
–   Crafty 21.5 64-bit2542+13
−13
(−249)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−48

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Created in 2005-2013 by CCRL team
Last games added on September 26, 2020