CCRL Blitz
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 2'370'030 games
played by 2'800 programs

White wins: 913'140 (38.5%)
Black wins: 734'658 (31.0%)
Draws: 722'232 (30.5%)
White score: 53.8%

Engine Details

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Rybka 3 64-bit (3078+9
−9
)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
–   Stockfish 6 64-bit3317+11
−11
(+239)11.5 − 88.5
(+2−79=19)
11.5%
11.5 / 100
0.0%
−79
–   Houdini 4 64-bit3241+9
−9
(+163)16 − 83
(+3−70=26)
16.2%
16.0 / 99
0.0%
−89
–   Houdini 1.5a 64-bit3170+11
−11
(+92)11 − 21
(+3−13=16)
34.4%
11.0 / 32
0.0%
−2
–   Rybka 3 64-bit 4CPU3167+10
−10
(+89)140.5 − 299.5
(+29−188=223)
31.9%
140.5 / 440
0.0%
−18
–   Equinox 3.30 64-bit3162+9
−9
(+84)33.5 − 66.5
(+9−42=49)
33.5%
33.5 / 100
0.0%
−16
–   Rybka 4 64-bit3102+13
−13
(+24)33.5 − 48.5
(+10−25=47)
40.9%
33.5 / 82
0.1%
−29
–   Texel 1.05 64-bit3053+11
−11
(−25)54 − 41
(+40−27=28)
56.8%
54.0 / 95
100.0%
+22
–   Rybka 2.3.2a 64-bit 4CPU3045+11
−10
(−33)51.5 − 47.5
(+25−21=53)
52.0%
51.5 / 99
100.0%
−22
–   Stockfish 1.7.1 64-bit3045+14
−14
(−33)58.5 − 48.5
(+34−24=49)
54.7%
58.5 / 107
100.0%
−6
–   Naum 4.2 64-bit2988+8
−8
(−90)81 − 40
(+55−14=52)
66.9%
81.0 / 121
100.0%
+15
–   Naum 3 64-bit 4CPU2987+12
−12
(−91)68.5 − 31.5
(+46−9=45)
68.5%
68.5 / 100
100.0%
+23
–   Stockfish 1.6.3 64-bit2986+15
−14
(−92)44.5 − 21.5
(+32−9=25)
67.4%
44.5 / 66
100.0%
+22
–   Stockfish 1.6s JA 64-bit2980+15
−15
(−98)36.5 − 17.5
(+24−5=25)
67.6%
36.5 / 54
100.0%
+7
–   Naum 3.1 64-bit 4CPU2979+10
−10
(−99)66.5 − 33.5
(+46−13=41)
66.5%
66.5 / 100
100.0%
+5
–   Rybka 2.3.2a 64-bit2978+8
−8
(−100)33.5 − 16.5
(+23−6=21)
67.0%
33.5 / 50
100.0%
+6
–   Komodo 1.2 64-bit2967+12
−12
(−111)29.5 − 7.5
(+25−3=9)
79.7%
29.5 / 37
100.0%
+109
–   Naum 4.1 64-bit2956+17
−17
(−122)24 − 16
(+16−8=16)
60.0%
24.0 / 40
100.0%
−59
–   Deep Shredder 12 64-bit2955+8
−8
(−123)91.5 − 43.5
(+69−21=45)
67.8%
91.5 / 135
100.0%
−2
–   Shredder 12 32-bit2953+19
−19
(−125)34 − 16
(+25−7=18)
68.0%
34.0 / 50
100.0%
−6
–   Naum 4 64-bit2948+13
−13
(−130)43.5 − 21.5
(+28−6=31)
66.9%
43.5 / 65
100.0%
−27
–   Hiarcs 12 4CPU2942+9
−9
(−136)69.5 − 30.5
(+53−14=33)
69.5%
69.5 / 100
100.0%
−3
–   Deep Shredder 11 64-bit 4CPU2933+9
−9
(−145)72 − 26
(+57−11=30)
73.5%
72.0 / 98
100.0%
+19
–   Komodo 1.0 64-bit2933+12
−11
(−145)31.5 − 16.5
(+20−5=23)
65.6%
31.5 / 48
100.0%
−50
–   Deep Sjeng 3.0 64-bit 4CPU2931+9
−9
(−147)74 − 26
(+61−13=26)
74.0%
74.0 / 100
100.0%
+25
–   Hiarcs Paderborn 2007 4CPU2930+14
−14
(−148)68.5 − 31.5
(+57−20=23)
68.5%
68.5 / 100
100.0%
−12
–   Spark 0.5 64-bit2921+18
−18
(−157)29 − 6
(+23−0=12)
82.9%
29.0 / 35
100.0%
+68
–   Bright 0.4a 4CPU2911+11
−11
(−167)74.5 − 25.5
(+58−9=33)
74.5%
74.5 / 100
100.0%
0
–   Fritz 122909+13
−13
(−169)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
100.0%
−66
–   Glaurung 2.1 64-bit 4CPU2901+11
−12
(−177)78 − 22
(+63−7=30)
78.0%
78.0 / 100
100.0%
+20
–   Toga II 1.4.1SE 4CPU2900+11
−11
(−178)76.5 − 23.5
(+67−14=19)
76.5%
76.5 / 100
100.0%
+25
–   Doch 1.3.4 64-bit2894+19
−19
(−184)33 − 8
(+25−0=16)
80.5%
33.0 / 41
100.0%
+16
–   Bright 0.3d 4CPU2891+14
−14
(−187)82 − 18
(+69−5=26)
82.0%
82.0 / 100
100.0%
+50
–   Fritz 112889+9
−9
(−189)48 − 18
(+38−8=20)
72.7%
48.0 / 66
100.0%
−30
–   Thinker 5.4d Inert 64-bit2885+8
−8
(−193)34 − 6
(+29−1=10)
85.0%
34.0 / 40
100.0%
+72
–   Thinker 5.4c Inert 64-bit2883+9
−9
(−195)45 − 13
(+37−5=16)
77.6%
45.0 / 58
100.0%
+4
–   Thinker 5.4a Inert 64-bit2883+14
−14
(−195)41.5 − 8.5
(+33−0=17)
83.0%
41.5 / 50
100.0%
+35
–   Loop M1-T 64-bit 4CPU2882+8
−8
(−196)78.5 − 21.5
(+62−5=33)
78.5%
78.5 / 100
100.0%
+2
–   Bright 0.3b 4CPU2878+13
−13
(−200)78 − 22
(+63−7=30)
78.0%
78.0 / 100
100.0%
−3
–   Stockfish 1.4 64-bit2873+19
−19
(−205)36.5 − 13.5
(+29−6=15)
73.0%
36.5 / 50
100.0%
−45
–   Thinker 5.3b Inert 64-bit2868+23
−23
(−210)42 − 8
(+35−1=14)
84.0%
42.0 / 50
100.0%
+38
–   Doch 1.2 64-bit2866+19
−19
(−212)13 − 5
(+11−3=4)
72.2%
13.0 / 18
100.0%
−46
–   Critter 0.60 64-bit2866+17
−17
(−212)38 − 9
(+33−4=10)
80.9%
38.0 / 47
100.0%
+25
–   Naum 3.1 64-bit2864+14
−14
(−214)67.5 − 14.5
(+56−3=23)
82.3%
67.5 / 82
100.0%
+20
–   Glaurung 2.0.1 64-bit 4CPU2862+13
−13
(−216)81 − 19
(+70−8=22)
81.0%
81.0 / 100
100.0%
+21
–   Doch 09.980 64-bit2856+18
−18
(−222)42.5 − 7.5
(+37−2=11)
85.0%
42.5 / 50
100.0%
+49
–   Naum 3 64-bit2855+16
−17
(−223)44 − 5
(+40−1=8)
89.8%
44.0 / 49
100.0%
+116
–   Protector 1.3.4 64-bit2853+18
−18
(−225)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−34
–   Shredder 112848+12
−12
(−230)37 − 6
(+32−1=10)
86.0%
37.0 / 43
100.0%
+50
–   Zappa Mexico II 64-bit2846+7
−7
(−232)77 − 20
(+66−9=22)
79.4%
77.0 / 97
100.0%
−8
–   Onno 0.12.0 64-bit2845+17
−17
(−233)41.5 − 8.5
(+35−2=13)
83.0%
41.5 / 50
100.0%
+12
–   Stockfish 1.3.1 64-bit2845+20
−20
(−233)39.5 − 10.5
(+33−4=13)
79.0%
39.5 / 50
100.0%
−20
–   Spark 0.3 64-bit2844+10
−10
(−234)92 − 14
(+80−2=24)
86.8%
92.0 / 106
100.0%
+53
–   Deep Sjeng WC2008 64-bit2844+10
−10
(−234)6 − 3
(+4−1=4)
66.7%
6.0 / 9
100.0%
−140
–   Deep Junior 11.2 64-bit2844+18
−18
(−234)39.5 − 10.5
(+34−5=11)
79.0%
39.5 / 50
100.0%
−13
–   Deep Shredder 11 64-bit2843+11
−11
(−235)64.5 − 17.5
(+55−8=19)
78.7%
64.5 / 82
100.0%
−21
–   Onno 1.2.70 64-bit2842+8
−8
(−236)39.5 − 10.5
(+35−6=9)
79.0%
39.5 / 50
100.0%
−7
–   Deep Junior 11.1a 64-bit2841+13
−14
(−237)47.5 − 18.5
(+39−10=17)
72.0%
47.5 / 66
100.0%
−77
–   Onno 1.1.1 64-bit2838+11
−11
(−240)48.5 − 9.5
(+42−3=13)
83.6%
48.5 / 58
100.0%
+20
–   Deep Sjeng 3.0 64-bit2838+10
−11
(−240)67.5 − 22.5
(+55−10=25)
75.0%
67.5 / 90
100.0%
−59
–   Hiarcs 122835+10
−11
(−243)74 − 16
(+62−4=24)
82.2%
74.0 / 90
100.0%
−5
–   Hiarcs 12.12834+13
−13
(−244)48.5 − 9.5
(+42−3=13)
83.6%
48.5 / 58
100.0%
+14
–   Onno 1.0 64-bit2831+17
−17
(−247)41.5 − 8.5
(+35−2=13)
83.0%
41.5 / 50
100.0%
−1
–   Toga II 1.4.1SE2824+10
−10
(−254)40.5 − 9.5
(+37−6=7)
81.0%
40.5 / 50
100.0%
+1
–   Thinker 5.3b Passive 64-bit2821+26
−26
(−257)44 − 6
(+40−2=8)
88.0%
44.0 / 50
100.0%
+63
–   Hiarcs Paderborn 20072820+15
−15
(−258)43 − 7
(+39−3=8)
86.0%
43.0 / 50
100.0%
+41
–   Toga II 1.4 beta5c2820+14
−13
(−258)83 − 17
(+70−4=26)
83.0%
83.0 / 100
100.0%
−12
–   Glaurung 2.2 64-bit2802+13
−13
(−276)44.5 − 5.5
(+40−1=9)
89.0%
44.5 / 50
100.0%
+48
–   Fruit 05/11/032792+14
−14
(−286)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−2
–   Loop M1-T 64-bit2787+16
−16
(−291)43.5 − 6.5
(+39−2=9)
87.0%
43.5 / 50
100.0%
+12
–   Glaurung 2.1 64-bit2783+16
−16
(−295)45 − 5
(+42−2=6)
90.0%
45.0 / 50
100.0%
+65
–   Ktulu 92782+8
−8
(−296)44 − 6
(+40−2=8)
88.0%
44.0 / 50
100.0%
+25
–   Bright 0.4a2780+10
−10
(−298)44 − 6
(+39−1=10)
88.0%
44.0 / 50
100.0%
+10
–   Bright 0.5c2771+8
−8
(−307)30 − 2
(+28−0=4)
93.8%
30.0 / 32
100.0%
+104
–   Twisted Logic 20100131x 64-bit2768+10
−10
(−310)52 − 5
(+47−0=10)
91.2%
52.0 / 57
100.0%
+43
–   Bright 0.3d2736+19
−20
(−342)45.5 − 4.5
(+44−3=3)
91.0%
45.5 / 50
100.0%
+67
–   Spike 1.2 Turin2731+6
−6
(−347)68 − 14
(+59−5=18)
82.9%
68.0 / 82
100.0%
−92
–   SmarThink 1.10 32-bit2731+15
−15
(−347)47 − 3
(+44−0=6)
94.0%
47.0 / 50
100.0%
+73
–   Chess Tiger 2007.12713+7
−7
(−365)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
–   Frenzee Feb08 64-bit2695+10
−10
(−383)27.5 − 3.5
(+26−2=3)
88.7%
27.5 / 31
100.0%
−27
–   SmarThink 1.00 32-bit2664+17
−17
(−414)29.5 − 2.5
(+28−1=3)
92.2%
29.5 / 32
100.0%
−7
–   Alaric 7072663+6
−7
(−415)28.5 − 3.5
(+26−1=5)
89.1%
28.5 / 32
100.0%
−81
–   E.T. Chess 13.01.082634+7
−7
(−444)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
–   Gandalf 62627+10
−9
(−451)30.5 − 1.5
(+29−0=3)
95.3%
30.5 / 32
100.0%
+10
–   Alfil 8.1.1 Optimized2626+9
−9
(−452)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
–   WildCat 82624+7
−7
(−454)30.5 − 1.5
(+30−1=1)
95.3%
30.5 / 32
100.0%
+71
–   Movei 00.8.438 (10 10 10)2622+7
−7
(−456)9 − 0
(+9−0=0)
100.0%
9.0 / 9
100.0%
+INF
–   Booot 4.14.02612+21
−21
(−466)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
–   Colossus 2007d2611+13
−13
(−467)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
–   GarboChess 2.10 64-bit2598+9
−10
(−480)9 − 0
(+9−0=0)
100.0%
9.0 / 9
100.0%
+INF
–   Scorpio 2.1 64-bit2487+32
−34
(−591)49 − 1
(+48−0=2)
98.0%
49.0 / 50
100.0%
+8

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Created in 2005-2013 by CCRL team
Last games added on September 19, 2020