CCRL Blitz
Downloads and Statistics
January 9, 2021
Testing summary:
Total: 2'437'048 games
played by 2'898 programs

White wins: 937'753 (38.5%)
Black wins: 752'816 (30.9%)
Draws: 746'479 (30.6%)
White score: 53.8%

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 26 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 2.3 32-bit2873+32
−31		(−20)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
87.0%
+5
= = 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-bit2863+14
−15		(−30)27 − 27
(+13−13=28)
50.0%
27.0 / 54
99.8%
−30
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-bit2856+12
−12		(−37)40.5 − 28.5
(+23−11=35)
58.7%
40.5 / 69
100.0%
+14
= = = 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-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
−14		(−103)36.5 − 17.5
(+25−6=23)
67.6%
36.5 / 54
100.0%
+6
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+9
−10		(−121)52.5 − 19.5
(+41−8=23)
72.9%
52.5 / 72
100.0%
+36
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 = 1 = = 1 0 1 1 = 0 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 X502755+16
−16		(−138)22 − 8
(+19−5=6)
73.3%
22.0 / 30
100.0%
+41
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 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 = 1 = 1 0 = 1 1 = 0 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 Hypermodern2742+27
−27		(−151)22.5 − 11.5
(+18−7=9)
66.2%
22.5 / 34
100.0%
−37
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 102735+20
−20		(−158)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+73
= = 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
−5		(−162)57.5 − 23.5
(+43−9=29)
71.0%
57.5 / 81
100.0%
−22
= 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 = 0 = = 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
–   Chess Tiger 20072700+11
−10		(−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 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 Hypermodern2700+27
−27		(−193)22 − 12
(+18−8=8)
64.7%
22.0 / 34
100.0%
−87
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-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
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 1 = = 1 1 1 1 1 = 1 0 = 0 = 1 1
–   CM10th Paralyse2654+15
−15		(−239)26 − 6
(+21−1=10)
81.3%
26.0 / 32
100.0%
−21
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 1.912640+12
−12		(−253)25.5 − 6.5
(+23−4=5)
79.7%
25.5 / 32
100.0%
−13
= 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 1.822637+20
−20		(−256)29.5 − 2.5
(+28−1=3)
92.2%
29.5 / 32
100.0%
+149
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 1.842632+20
−20		(−261)57.5 − 6.5
(+52−1=11)
89.8%
57.5 / 64
100.0%
+76
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+15
−14		(−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+11
−10		(−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 =
–   Naum 1.91 32-bit2606+19
−19		(−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
–   WildCat 72605+10
−10		(−288)14 − 2
(+12−0=4)		87.5%
14.0 / 16
100.0%
0
1 1 1 1 1 = = 1 1 1 1 1 = 1 = 1
–   Pharaon 3.5.12602+7
−7		(−291)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
−83
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 5.12572+7
−7		(−321)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
−52
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 January 9, 2021