CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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Show each game results
Rybka 3 64-bit (3077+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 25 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 6 64-bit3317+11
−11
(+240)11.5 − 88.5
(+2−79=19)
11.5%
11.5 / 100
0.0%
−78
0 0 0 = 0 = 0 = 0 = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 = 0 = 0 0 0 0 = 0 0 0 0 0 0 0 = 0 0 0 = 0 0 0 = 0 = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 = 0 0 0 = 0 0 0 = 0 = 0 = 0 0 0 = 0 0 0 = 0 = 1 0 0 0 0 0
–   Houdini 4 64-bit3240+9
−9
(+163)16 − 83
(+3−70=26)
16.2%
16.0 / 99
0.0%
−89
0 0 0 0 0 = 0 0 0 0 0 = 0 0 0 = 0 0 = = 0 = 0 = 0 0 0 0 0 0 0 0 0 0 = = 0 0 0 0 = 0 0 0 0 0 1 0 0 0 0 = 0 = = 0 = = = = 0 0 = = = = 0 0 0 1 0 0 0 0 0 0 1 0 = = 0 0 0 0 0 0 0 0 = 0 0 0 0 0 = 0 0 0 =
–   Houdini 1.5a 64-bit3169+12
−11
(+92)11 − 21
(+3−13=16)
34.4%
11.0 / 32
0.0%
−2
= 0 0 = 1 = 0 = = = 0 = 0 1 = = 0 0 0 = = 0 = = = 0 0 = 0 = 0 1
–   Rybka 3 64-bit 4CPU3165+10
−10
(+88)140.5 − 299.5
(+29−188=223)
31.9%
140.5 / 440
0.0%
−19
= 0 0 0 0 0 0 = 0 0 = = = = = = 1 0 0 0 = = 0 = = 0 0 = 0 = = = = 0 = 0 = = = = 0 = = = = 0 1 = = = 0 = 0 0 = = = 0 = 1 = = = = 0 = = = 0 0 = 0 0 0 = = 0 = 0 0 1 0 0 0 0 = = = = 0 = = = = 0 0 = 0 = 0 = = 0 = = 0 0 = 0 0 = 0 0 1 = 0 = = 0 = = 0 = = = 0 1 0 0 0 1 0 = 0 = 0 0 0 0 0 = = = 0 0 1 1 0 = = = 1 = = 0 = 0 0 = 0 0 = = = = = = 0 = 0 0 0 = 0 = = 0 0 = 0 0 = 0 0 = 0 1 = 0 = 0 0 = = 0 = 0 = = = = = = 0 = 0 = 0 0 = = = 1 0 0 0 = = 0 = = = 0 0 0 = 0 = = = = 0 1 0 = = 0 = 1 0 1 0 = 0 0 0 = 1 = 0 0 0 0 = 0 = = = = = = = = 0 = 0 0 1 = = 0 = = = = = = 0 0 0 0 0 = = = = 1 0 0 0 = = 1 = 1 = = 0 0 = 1 = 0 = = 0 1 0 = = = = = = = 0 = = 1 0 1 = 0 0 0 0 0 = = = 0 0 0 = = 0 0 = = 0 1 0 0 = 0 0 0 0 0 0 = = 0 0 0 0 0 0 = = = 0 = 0 0 0 = = 0 0 0 = = 0 1 0 0 0 = = 1 = 1 0 = 0 0 0 = = = 0 = = = = 0 = 0 = = 0 0 1 0 = 0 = = = = = = 0 0 = = 0 0 = = 0 = = = = = = 0 0 = 0 = = = = = 0 0 =
–   Equinox 3.30 64-bit3161+9
−9
(+84)33.5 − 66.5
(+9−42=49)
33.5%
33.5 / 100
0.0%
−16
0 = = = 1 0 0 = = 0 0 = 0 0 = 0 0 0 1 = 0 = 0 0 = = 0 = = = 0 = 0 = 0 0 = 1 0 = 0 = 0 = 0 0 = 1 = = = = = 1 0 0 0 = = = = 1 = = 0 = 1 = 0 0 0 0 0 0 0 0 = = = = 0 = = = = 0 0 1 = = = 0 0 = 0 1 = 0 = =
–   Rybka 4 64-bit3100+13
−13
(+23)33.5 − 48.5
(+10−25=47)
40.9%
33.5 / 82
0.1%
−30
0 = = 1 0 = 0 = = = = 0 0 = 1 = = = = = 1 = 1 = 0 0 0 = 0 1 = = = = = = 0 = 0 = 1 0 = 0 = 0 = 0 = 0 = = 1 = 0 = 0 = 0 1 = 0 0 = = = 0 = = 1 = = = = 0 = 1 = = = 0 0
–   Texel 1.05 64-bit3054+11
−10
(−23)54 − 41
(+40−27=28)
56.8%
54.0 / 95
100.0%
+24
0 1 1 1 1 = 1 0 1 1 = = 1 = 1 = 1 1 = 0 0 1 0 0 = 1 1 0 1 1 1 0 = = 0 1 = 0 0 = 1 = = = 0 0 = 1 1 1 1 1 0 1 1 1 1 = = 0 = = = = 0 1 = 0 = 1 0 1 1 1 0 = = 1 0 0 = = 0 0 1 1 1 1 0 0 1 0 0 1 =
–   Stockfish 1.7.1 64-bit3044+14
−14
(−33)58.5 − 48.5
(+34−24=49)
54.7%
58.5 / 107
100.0%
−6
= 0 = 0 1 1 0 = = = 1 1 0 = = 1 1 = 1 1 1 0 = = 0 = = 0 1 1 = = = 1 1 0 = 0 1 = = = 1 1 = 1 0 1 1 = 1 0 = 0 1 = = = = 1 1 0 = = 1 0 = = 1 = = = 1 = 0 0 = 0 = 0 = 1 1 1 0 = = 0 = 0 1 = = = 1 0 1 = 0 0 = = = = 1 = 1
–   Rybka 2.3.2a 64-bit 4CPU3043+10
−11
(−34)51.5 − 47.5
(+25−21=53)
52.0%
51.5 / 99
100.0%
−23
1 1 1 1 = 0 = = 1 = 1 1 = 0 1 = 1 = = = = 1 = 0 1 = = 0 = 0 0 = = = 0 = 1 = = = = 0 = = = = = = = = = 1 0 = 1 0 1 1 1 0 = 1 = 0 = = 1 = 0 = = = 0 = = = 1 = 0 0 = 1 0 1 = = 1 = 0 = = 0 = 0 0 = 1 1 =
–   Naum 4.2 64-bit2987+8
−8
(−90)81 − 40
(+55−14=52)
66.9%
81.0 / 121
100.0%
+15
1 = 1 1 1 = 1 = 1 = = = 1 1 = = 0 1 1 0 = = 1 0 1 1 1 0 1 0 0 1 1 = = = = 1 = 0 1 = = 1 = 1 = 1 = = = = = 1 = = = = 1 1 0 1 0 1 = 0 = = = 1 0 = 1 1 1 1 = = 1 = 1 0 = 1 1 = = 1 = = 1 1 = 1 1 1 = = 1 1 = = 1 0 1 1 1 1 = = = 1 0 = 1 1 = = 1 1 1
–   Naum 3 64-bit 4CPU2986+12
−12
(−91)68.5 − 31.5
(+46−9=45)
68.5%
68.5 / 100
100.0%
+23
1 = = 1 1 0 1 1 = = = 1 0 1 = 1 1 1 0 = = = 1 1 = 1 0 = 1 1 0 = = = 0 = = 1 1 = 0 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 = 0 1 = = 1 1 =
–   Stockfish 1.6.3 64-bit2985+15
−14
(−92)44.5 − 21.5
(+32−9=25)
67.4%
44.5 / 66
100.0%
+22
1 1 = 1 = = 1 1 = 1 0 1 1 = 1 = 0 1 = = 1 = 1 0 = 1 1 1 = 1 0 0 1 0 = = 1 = = 1 = 1 = 0 = 1 = 1 = 1 = = 1 1 = 1 1 = 0 = 0 1 1 1 1 1
–   Stockfish 1.6s JA 64-bit2979+16
−15
(−98)36.5 − 17.5
(+24−5=25)
67.6%
36.5 / 54
100.0%
+7
= = = 1 = 1 = 1 = 1 0 = 0 1 1 1 0 = 1 1 1 = 1 = 1 1 = 1 1 = = = = = 1 0 0 = 1 1 1 = 1 = = 1 1 = 1 = = = = 1
–   Rybka 2.3.2a 64-bit2977+8
−8
(−100)33.5 − 16.5
(+23−6=21)
67.0%
33.5 / 50
100.0%
+6
= 1 1 = = = = = 0 1 = = 0 = 1 = = 0 = 1 = = 1 1 = 1 0 1 1 = = 1 = 1 = 1 1 1 1 = 1 1 1 1 1 1 0 1 0 =
–   Naum 3.1 64-bit 4CPU2977+10
−10
(−100)66.5 − 33.5
(+46−13=41)
66.5%
66.5 / 100
100.0%
+4
1 1 1 1 1 = = 1 = = 0 1 = = = 1 1 1 1 = = 1 0 1 1 1 = 1 1 = 0 1 1 1 1 = 1 1 0 0 0 1 0 1 = 1 = = 0 1 = = 1 1 1 1 = 1 1 = = = 1 1 1 1 = = 0 = = 1 = = = = 0 = 0 1 1 = = 0 1 1 = 1 = 1 = = = 1 1 = = 0 = =
–   Komodo 1.2 64-bit2966+12
−11
(−111)29.5 − 7.5
(+25−3=9)
79.7%
29.5 / 37
100.0%
+109
1 1 = = = 1 = 0 1 1 1 1 1 1 1 1 = 1 1 1 1 0 1 1 = 1 = 1 1 = 1 0 1 1 1 1 =
–   Deep Shredder 12 64-bit2955+8
−8
(−122)91.5 − 43.5
(+69−21=45)
67.8%
91.5 / 135
100.0%
−1
1 1 = 1 0 = 1 = 1 = = = 1 1 = 1 1 = = = 0 0 0 = = 1 = 1 1 0 = 1 1 1 = = 0 1 1 1 1 1 0 1 = = 1 1 0 = = 1 1 1 = 1 1 1 1 0 = = 0 1 = 1 1 1 0 = = 1 1 = 0 = = 1 1 1 = 1 1 1 0 = 1 0 1 1 = 1 = 0 1 0 1 1 = = 1 = = 1 = 0 1 = = 1 1 1 = 1 1 = 1 0 1 0 = 1 1 = 1 0 1 0 1 1 1 1 1 = 1
–   Naum 4.1 64-bit2955+17
−17
(−122)24 − 16
(+16−8=16)
60.0%
24.0 / 40
100.0%
−59
0 0 0 0 1 = 1 1 1 = = = = = 1 = 1 1 1 = 0 = = 1 = 1 = = = = 1 1 1 0 1 0 1 1 0 =
–   Shredder 12 32-bit2951+19
−19
(−126)34 − 16
(+25−7=18)
68.0%
34.0 / 50
100.0%
−7
1 = = = 1 1 1 = 0 = 1 = 1 = 1 1 1 1 = 1 = 1 0 = = = = 1 = 1 = 0 0 = 0 1 = 1 1 1 1 0 = 1 0 1 1 1 1 1
–   Naum 4 64-bit2947+13
−13
(−130)43.5 − 21.5
(+28−6=31)
66.9%
43.5 / 65
100.0%
−27
= = = 1 = = 1 = = 0 1 = = 1 1 = 1 = = 1 0 = = 1 1 1 = 1 1 1 = 1 1 0 1 1 0 1 = = = = 1 = 0 = 1 = = 1 1 = 1 0 1 = = 1 = = 1 1 = 1 =
–   Hiarcs 12 4CPU2940+8
−9
(−137)69.5 − 30.5
(+53−14=33)
69.5%
69.5 / 100
100.0%
−4
= = = 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 = = 0 = 1 0 1 = 1 1 0 1 1 1 0 0 = 1 1 1 0 1 = = 0 = 0 1 = 1 0 = 1 1 1 1 1 1 1 0 1 = 0 1 = 1 0 0
–   Deep Shredder 11 64-bit 4CPU2931+9
−9
(−146)72 − 26
(+57−11=30)
73.5%
72.0 / 98
100.0%
+18
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 0 0 1 = 1 0 1 1 = = 1 1 1 1 1 = 1 1 1 1 = = 0 = = = = 1 0 1 = 1 = 1 1 = = 1 1 0 1 0 0 1 = = = 1 = 1 0 1 1 1 1 1 0 1 1 = 1 1 =
–   Komodo 1.0 64-bit2931+11
−11
(−146)31.5 − 16.5
(+20−5=23)
65.6%
31.5 / 48
100.0%
−51
= 1 = = 1 1 0 1 = = 0 1 = = = 1 0 = = = = 1 1 1 1 1 = 1 0 1 1 1 0 1 = = 1 = = = 1 = = 1 = 1 = =
–   Deep Sjeng 3.0 64-bit 4CPU2929+9
−9
(−148)74 − 26
(+61−13=26)
74.0%
74.0 / 100
100.0%
+24
1 0 = = 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 1 1 1 1 0 1 1 1 1 1 = = = = 0 1 1 0 = 1 1 0 1 1 = = 1 1 = 1 = = 0 = 1 = = = 1 1 1 1 0 1 = 1 0 1 = 1 1 = 0 1 = = 1 1 0 1 = 1 1 = 0 1
–   Hiarcs Paderborn 2007 4CPU2929+14
−13
(−148)68.5 − 31.5
(+57−20=23)
68.5%
68.5 / 100
100.0%
−12
0 = 0 0 1 0 1 1 1 = 0 1 1 0 = 0 1 0 1 0 1 0 0 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 0 0 1 0 1 1 = = = = 1 1 1 = 1 1 0 1 1 0 1 = 1 = = = 1 = 1 1 0 0 = 1 1 = 1 = = 0 1 1 1 1 1 =
–   Spark 0.5 64-bit2919+18
−18
(−158)29 − 6
(+23−0=12)
82.9%
29.0 / 35
100.0%
+67
1 = = = = = 1 1 1 = = = 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 = 1 1 1 1
–   Bright 0.4a 4CPU2909+11
−11
(−168)74.5 − 25.5
(+58−9=33)
74.5%
74.5 / 100
100.0%
−1
0 = 0 = 0 1 1 = 1 1 1 1 0 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 = 1 1 = 1 0 1 1 1 1 1 0 = 1 = 0 1 1 = = 1 1 = 1 1 1 1 1 = = 1 = 1 = = 1 1 1 1 1 = = = 1 1 1 1 = =
–   Fritz 122908+13
−13
(−169)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
100.0%
−66
1 = 1 = 1 = 1 0 = = 1 = 1 = 0 1
–   Glaurung 2.1 64-bit 4CPU2899+11
−11
(−178)78 − 22
(+63−7=30)
78.0%
78.0 / 100
100.0%
+19
= = = 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 0 = 1 1 1 = = 1 1 1 = 1 = 1 = 1 = 0 1 1 0 1 1 1 = 1 1 1 1 = 1 1 0 = 1 1 = = 1 = 0 1 1 1 = = 1 1 0 = 1 1 1 1 =
–   Toga II 1.4.1SE 4CPU2898+11
−11
(−179)76.5 − 23.5
(+67−14=19)
76.5%
76.5 / 100
100.0%
+24
1 1 1 0 = 1 = 1 1 1 1 1 1 1 1 1 1 0 1 1 1 0 1 = 1 1 1 1 0 1 1 0 = = 1 1 1 1 = 0 0 1 0 1 1 1 1 0 1 1 1 0 0 1 = 1 1 1 1 = 1 1 1 0 1 = 1 = 1 = 1 1 1 = 1 1 1 1 0 1 1 = = 1 = 0 = 1 1 1 = 1 1 1 1 1 = 1 1 =
–   Doch 1.3.4 64-bit2893+19
−19
(−184)33 − 8
(+25−0=16)
80.5%
33.0 / 41
100.0%
+16
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
–   Bright 0.3d 4CPU2889+14
−14
(−188)82 − 18
(+69−5=26)
82.0%
82.0 / 100
100.0%
+49
= 1 1 1 = 1 = 1 = 1 0 1 0 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 = = 0 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
–   Thinker 5.4d Inert 64-bit2887+8
−8
(−190)34 − 6
(+29−1=10)
85.0%
34.0 / 40
100.0%
+75
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
–   Fritz 112887+9
−10
(−190)48 − 18
(+38−8=20)
72.7%
48.0 / 66
100.0%
−31
= 1 1 = 1 0 1 = 0 1 0 1 1 0 1 1 0 = 1 1 = 1 = 1 1 1 1 0 1 0 1 = 1 1 0 1 1 1 = = = 1 = = 1 = 1 1 = 1 1 1 1 1 = 1 1 1 = = = 1 = 1 1 =
–   Thinker 5.4c Inert 64-bit2882+9
−9
(−195)45 − 13
(+37−5=16)
77.6%
45.0 / 58
100.0%
+4
1 0 0 1 1 1 1 1 1 = 1 1 1 1 = 1 1 0 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 1
–   Thinker 5.4a Inert 64-bit2881+14
−14
(−196)41.5 − 8.5
(+33−0=17)
83.0%
41.5 / 50
100.0%
+34
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 = 1 =
–   Loop M1-T 64-bit 4CPU2880+8
−8
(−197)78.5 − 21.5
(+62−5=33)
78.5%
78.5 / 100
100.0%
+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 = 1 = = = 1 1 1 1 1 = 1 0 1 1 = 1 1 1 1 1 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 = 1 =
–   Bright 0.3b 4CPU2876+13
−13
(−201)78 − 22
(+63−7=30)
78.0%
78.0 / 100
100.0%
−4
1 1 1 = 1 0 = = 1 = = = 1 1 1 = 1 1 1 0 1 0 1 1 1 = = 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 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 = 1 = = 1 1 1 0 1 1 = = 0
–   Stockfish 1.4 64-bit2872+19
−19
(−205)36.5 − 13.5
(+29−6=15)
73.0%
36.5 / 50
100.0%
−45
= 1 1 1 1 1 0 1 = 1 1 1 1 0 1 1 0 = 1 = = 1 1 1 1 1 1 = = 1 = = 0 1 1 = = 1 1 = 0 1 = 0 1 = 1 1 = 1
–   Thinker 5.3b Inert 64-bit2867+23
−23
(−210)42 − 8
(+35−1=14)
84.0%
42.0 / 50
100.0%
+38
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 = =
–   Doch 1.2 64-bit2865+19
−19
(−212)13 − 5
(+11−3=4)
72.2%
13.0 / 18
100.0%
−46
1 1 0 1 1 1 = 1 = 1 = 1 1 = 0 1 1 0
–   Critter 0.60 64-bit2865+16
−16
(−212)38 − 9
(+33−4=10)
80.9%
38.0 / 47
100.0%
+25
= 1 1 1 = 1 0 1 1 1 1 = 1 1 1 1 = 1 1 1 = = 0 = 1 1 = 1 1 1 0 1 = 1 0 1 1 1 1 1 1 = 1 1 1 1 1
–   Naum 3.1 64-bit2862+14
−14
(−215)67.5 − 14.5
(+56−3=23)
82.3%
67.5 / 82
100.0%
+19
1 = 1 = 1 0 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 = 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
–   Glaurung 2.0.1 64-bit 4CPU2861+13
−13
(−216)81 − 19
(+70−8=22)
81.0%
81.0 / 100
100.0%
+21
1 0 1 0 1 = 0 = 0 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 1 1 1 1 1 = 1 0 1 1 1 1 1 1 1 1 = = 1 1 0 =
–   Doch 09.980 64-bit2855+18
−18
(−222)42.5 − 7.5
(+37−2=11)
85.0%
42.5 / 50
100.0%
+49
1 1 = = = 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 = 1 1 1 1 1
–   Naum 3 64-bit2854+17
−16
(−223)44 − 5
(+40−1=8)
89.8%
44.0 / 49
100.0%
+116
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 1 1 1 1 1 1 1 0 1
–   Protector 1.3.4 64-bit2852+18
−18
(−225)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−34
1 1 1 = = = = = 1 = 1 = = 1 1 1 1 = = 1 1 1 1 = 1 1 1 1 1 = 1 =
–   Shredder 112847+12
−12
(−230)37 − 6
(+32−1=10)
86.0%
37.0 / 43
100.0%
+50
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
–   Onno 1.2.70 64-bit2845+9
−9
(−232)39.5 − 10.5
(+35−6=9)
79.0%
39.5 / 50
100.0%
−3
= 1 1 1 1 = 1 1 = 1 = 1 0 1 0 1 1 1 1 0 = 1 1 1 = 1 0 1 1 1 = 1 1 1 0 1 1 1 1 1 1 0 1 1 1 = 1 1 = 1
–   Onno 0.12.0 64-bit2844+17
−17
(−233)41.5 − 8.5
(+35−2=13)
83.0%
41.5 / 50
100.0%
+12
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 0 = = 1 1 = 1 1
–   Stockfish 1.3.1 64-bit2844+20
−20
(−233)39.5 − 10.5
(+33−4=13)
79.0%
39.5 / 50
100.0%
−20
1 1 1 1 1 1 = 1 1 = 1 = = 1 = 1 1 = = 1 = 1 0 1 = 0 1 1 1 = 0 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 = 1 1 0
–   Spark 0.3 64-bit2843+10
−10
(−234)92 − 14
(+80−2=24)
86.8%
92.0 / 106
100.0%
+53
1 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 0 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 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 1
–   Deep Junior 11.2 64-bit2843+18
−18
(−234)39.5 − 10.5
(+34−5=11)
79.0%
39.5 / 50
100.0%
−13
0 1 = 1 = 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 0 1 1 0 = 1 1 1 1 =
–   Deep Shredder 11 64-bit2842+11
−11
(−235)64.5 − 17.5
(+55−8=19)
78.7%
64.5 / 82
100.0%
−21
1 1 = 1 1 1 = 1 = 1 1 0 1 1 0 0 = 1 1 1 1 1 1 1 1 0 0 0 1 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 = = = 1 1 0 = 1 1 = 1 0 1 = 1 1 = = = = 1 = 1 1 1 1 1 1 1 1 1 1 =
–   Deep Sjeng WC2008 64-bit2841+10
−10
(−236)6 − 3
(+4−1=4)
66.7%
6.0 / 9
100.0%
−142
= 1 0 1 = = 1 = 1
–   Zappa Mexico II 64-bit2840+7
−7
(−237)77 − 20
(+66−9=22)
79.4%
77.0 / 97
100.0%
−13
= 1 = 1 1 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 1 1 = 1 0 1 1 1 1 = 1 = 1 1 0 = 1 = 1 1 1 1 1 0 1 1 0 1 1 1 1 1 = 1 0 1 1 = 0 1 1 1 1 1 = 1 1 1 1 1 1 = 0 1 = 1 1
–   Deep Junior 11.1a 64-bit2840+14
−14
(−237)47.5 − 18.5
(+39−10=17)
72.0%
47.5 / 66
100.0%
−77
1 0 = 1 = = 1 1 1 1 0 1 1 1 = 1 0 1 1 1 1 1 = 1 = = = 1 0 1 1 = 1 1 0 1 1 1 0 1 = = 0 1 = 1 1 1 1 1 = 0 1 1 1 1 = = = 0 = 1 1 0 1 1
–   Onno 1.1.1 64-bit2837+11
−12
(−240)48.5 − 9.5
(+42−3=13)
83.6%
48.5 / 58
100.0%
+20
1 1 1 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 1 1 1 1 = 1 1 = 1 1 1 0 1 = = 1 1 1 1 1 1
–   Deep Sjeng 3.0 64-bit2837+11
−10
(−240)67.5 − 22.5
(+55−10=25)
75.0%
67.5 / 90
100.0%
−59
= 1 = 0 1 1 = 1 = 1 1 1 1 1 1 = 1 = 0 = 0 = 1 = 1 1 = 1 1 1 1 1 1 = 1 0 = = 1 1 = 1 1 1 = = 1 1 0 1 1 1 1 = 1 1 1 = 1 = = 1 1 1 1 1 0 = 1 = 1 0 0 1 1 = 1 1 = 1 1 0 1 1 1 1 = 0 1 1
–   Hiarcs 122834+11
−10
(−243)74 − 16
(+62−4=24)
82.2%
74.0 / 90
100.0%
−5
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 = 1 = 1 1 0 1 = 0 = 1 = 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 0 = 1 = 1 = 1 0 1 = 1 1 1 1 1 1 = = 1 1 =
–   Hiarcs 12.12832+13
−13
(−245)48.5 − 9.5
(+42−3=13)
83.6%
48.5 / 58
100.0%
+13
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 0 = = 1 1 1 1 1 = = 1 = = 1 0
–   Onno 1.0 64-bit2830+17
−17
(−247)41.5 − 8.5
(+35−2=13)
83.0%
41.5 / 50
100.0%
−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 0 = 1 1 1
–   Toga II 1.4.1SE2823+9
−10
(−254)40.5 − 9.5
(+37−6=7)
81.0%
40.5 / 50
100.0%
+1
= 1 0 1 1 1 1 1 1 1 1 1 0 1 1 = 1 1 1 1 = 1 1 1 = 1 0 1 1 1 = 0 0 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 0
–   Toga II 1.4 beta5c2819+13
−14
(−258)83 − 17
(+70−4=26)
83.0%
83.0 / 100
100.0%
−12
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 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 = 0 1 = 1
–   Thinker 5.3b Passive 64-bit2819+26
−26
(−258)44 − 6
(+40−2=8)
88.0%
44.0 / 50
100.0%
+62
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 0 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 = 1 =
–   Hiarcs Paderborn 20072818+15
−15
(−259)43 − 7
(+39−3=8)
86.0%
43.0 / 50
100.0%
+40
1 1 1 1 1 1 = 1 1 1 1 0 = 1 1 = 1 1 1 1 0 = 0 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 1 = 1 1 1 = 1
–   Glaurung 2.2 64-bit2801+13
−13
(−276)44.5 − 5.5
(+40−1=9)
89.0%
44.5 / 50
100.0%
+48
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
–   Fruit 05/11/032792+14
−14
(−285)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−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
–   Loop M1-T 64-bit2785+16
−16
(−292)43.5 − 6.5
(+39−2=9)
87.0%
43.5 / 50
100.0%
+11
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 0 1 = 1 1 1 = 1 1 1 1 1 1 1
–   Glaurung 2.1 64-bit2782+16
−16
(−295)45 − 5
(+42−2=6)
90.0%
45.0 / 50
100.0%
+65
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 0 = 1 1 1 1 1 1 1 1 1 1 = 1
–   Ktulu 92781+8
−8
(−296)44 − 6
(+40−2=8)
88.0%
44.0 / 50
100.0%
+25
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 0 1 1 1 1 1 = 1 1 1 = 1 1 1
–   Bright 0.4a2779+10
−10
(−298)44 − 6
(+39−1=10)
88.0%
44.0 / 50
100.0%
+10
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 1 1 1 1 1 0 1 = 1
–   Bright 0.5c2776+8
−8
(−301)30 − 2
(+28−0=4)
93.8%
30.0 / 32
100.0%
+110
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
–   Twisted Logic 20100131x 64-bit2765+11
−11
(−312)52 − 5
(+47−0=10)
91.2%
52.0 / 57
100.0%
+40
= 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 1 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1
–   Bright 0.3d2735+19
−20
(−342)45.5 − 4.5
(+44−3=3)
91.0%
45.5 / 50
100.0%
+67
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 0 1 1 1 1 1 1 1 0 1 1 1 = 1 1 1 1 1
–   Spike 1.2 Turin2731+6
−6
(−346)68 − 14
(+59−5=18)
82.9%
68.0 / 82
100.0%
−91
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 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 0 1 0 1 1 = = = =
–   SmarThink 1.10 32-bit2730+15
−15
(−347)47 − 3
(+44−0=6)
94.0%
47.0 / 50
100.0%
+73
= 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 1 1 1 1 1 1 1 1 1 1 1 1
–   Chess Tiger 2007.12713+8
−8
(−364)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
1 1 1 1 1 1 1 1
–   Frenzee Feb08 64-bit2694+10
−10
(−383)27.5 − 3.5
(+26−2=3)
88.7%
27.5 / 31
100.0%
−27
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 1 1
–   SmarThink 1.00 32-bit2664+17
−17
(−413)29.5 − 2.5
(+28−1=3)
92.2%
29.5 / 32
100.0%
−6
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
–   Alaric 7072664+7
−7
(−413)28.5 − 3.5
(+26−1=5)
89.1%
28.5 / 32
100.0%
−79
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
–   E.T. Chess 13.01.082636+7
−8
(−441)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
1 1 1 1 1 1 1 1
–   Gandalf 62627+10
−9
(−450)30.5 − 1.5
(+29−0=3)
95.3%
30.5 / 32
100.0%
+11
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
–   WildCat 82626+7
−7
(−451)30.5 − 1.5
(+30−1=1)
95.3%
30.5 / 32
100.0%
+74
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
–   Movei 00.8.438 (10 10 10)2625+7
−7
(−452)9 − 0
(+9−0=0)
100.0%
9.0 / 9
100.0%
+INF
1 1 1 1 1 1 1 1 1
–   Alfil 8.1.1 Optimized2625+9
−9
(−452)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
1 1 1 1 1 1 1 1
–   Booot 4.14.02612+21
−21
(−465)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
1 1 1 1 1 1 1 1
–   Colossus 2007d2611+13
−13
(−466)8 − 0
(+8−0=0)
100.0%
8.0 / 8
100.0%
+INF
1 1 1 1 1 1 1 1
–   GarboChess 2.10 64-bit2598+9
−9
(−479)9 − 0
(+9−0=0)
100.0%
9.0 / 9
100.0%
+INF
1 1 1 1 1 1 1 1 1
–   Scorpio 2.1 64-bit2486+32
−34
(−591)49 − 1
(+48−0=2)
98.0%
49.0 / 50
100.0%
+8
= 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 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 3 64-bit
played with current
participants of this list
Represented by
1-2-CPU    566Rybka 4.1 64-bit
All    389Rybka 4.1 64-bit 4CPU
Single-CPU    566Rybka 4.1 64-bit

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017