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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Rybka 4 64-bit 4CPU (3196+11
−11
)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
–   Houdini 5.01 64-bit 4CPU3471+16
−16
(+275)7 − 45
(+1−39=12)
13.5%
7.0 / 52
0.0%
−9
= 1 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 =
–   Komodo 11.01 64-bit 4CPU3462+19
−19
(+266)7.5 − 52.5
(+0−45=15)
12.5%
7.5 / 60
0.0%
−22
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
–   Komodo 10.2 64-bit 4CPU3430+18
−18
(+234)8.5 − 43.5
(+0−35=17)
16.3%
8.5 / 52
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 0 0 = = 0 0 0 = 0 = 0 0 = 0 0 0 = 0 = 0
–   Fire 5 64-bit 4CPU3330+15
−15
(+134)16.5 − 35.5
(+5−24=23)
31.7%
16.5 / 52
0.0%
+21
= 0 = = = 0 0 = 1 0 = 0 0 = = 0 0 0 = 0 0 = = = 0 = 0 = = 1 = = = 0 0 = = 1 1 = 0 0 0 0 0 = 0 1 = 0 0 0
–   Houdini 3 64-bit 4CPU3318+14
−14
(+122)12 − 38
(+2−28=20)
24.0%
12.0 / 50
0.0%
−46
= 0 = 0 = 0 0 0 0 0 0 0 = 0 1 = = = 0 0 = 0 1 = = = 0 0 0 0 0 = = 0 0 0 = = = 0 0 = 0 0 0 = = = 0 0
–   Fizbo 1.9 64-bit 4CPU3314+14
−14
(+118)19 − 33
(+8−22=22)
36.5%
19.0 / 52
0.0%
+34
= 1 = 1 0 = 0 0 = 0 = = 0 1 1 0 0 0 0 = 0 = 0 = 0 0 0 = = 1 = 1 0 = = = 0 = 0 1 0 = = 0 1 = 0 = = 0 = 0
–   Deep Shredder 13 64-bit 4CPU3297+14
−14
(+101)18 − 34
(+2−18=32)
34.6%
18.0 / 52
0.0%
+14
= = 0 0 = = = 0 = = = = = 0 0 = 0 = = = 0 = 0 = 0 = = = = 0 = = 0 = 0 0 = = 1 = 0 0 0 = = = 1 = 0 0 = =
–   Houdini 2.0c 64-bit 4CPU3276+12
−12
(+80)24.5 − 25.5
(+12−13=25)
49.0%
24.5 / 50
0.0%
+72
= = = = = 1 1 1 = 0 = 1 = = 1 0 = 0 1 = = = = 0 0 = = = = = 0 = 0 = 1 0 0 1 = = = 1 = 1 0 0 0 0 1 1
–   Andscacs 0.91 64-bit 4CPU3270+16
−16
(+74)21.5 − 38.5
(+8−25=27)
35.8%
21.5 / 60
0.0%
−13
= 0 0 = 0 0 0 = 0 = 0 = = = 1 0 0 1 0 = = 1 = 0 = = 0 = = 1 0 = 0 = 1 0 0 = = 0 1 0 0 1 = = 0 = 0 0 = = = = = 0 = 0 0 1
–   Andscacs 0.90 64-bit 4CPU3269+18
−18
(+73)20.5 − 31.5
(+6−17=29)
39.4%
20.5 / 52
0.0%
+12
= = = = 0 = 0 0 = 0 = = = 1 0 0 = 0 1 = = 0 = = = = 1 0 1 = 0 = 0 = 1 = 0 1 0 = 0 = = = = 0 = 0 = 0 = =
–   Houdini 1.5a 64-bit 4CPU3263+16
−16
(+67)18.5 − 31.5
(+7−20=23)
37.0%
18.5 / 50
0.0%
−14
= 0 0 0 = = = = = 0 1 = = 0 = 0 = 1 0 0 0 0 = = = = 0 0 0 1 1 0 = = = 0 = 1 = = 1 = = 0 0 = 1 0 0 0
–   Andscacs 0.88 64-bit 4CPU3253+18
−18
(+57)26 − 26
(+12−12=28)
50.0%
26.0 / 52
0.0%
+57
= 1 = 0 = 0 = 1 = = = 1 = 0 0 1 = = 0 1 1 1 = = 0 1 0 = 0 = = = 0 = 1 = = 1 0 = = = = = 1 0 1 = = = 0 =
–   Booot 6.2 64-bit 4CPU3249+15
−15
(+53)25 − 35
(+6−16=38)
41.7%
25.0 / 60
0.0%
+8
= = = = 0 = 0 = = = = = = 1 = 0 = = 0 = = = = = 0 0 0 = = = = 1 1 = 0 0 = = = 0 0 0 = 0 = = 0 1 = 0 = 1 = 1 0 = = = = =
–   Equinox 3.30 64-bit 4CPU3247+9
−9
(+51)9 − 10
(+3−4=12)
47.4%
9.0 / 19
0.0%
+37
= = 1 1 = 0 1 0 = = = 0 = = = = 0 = =
–   Chiron 4 64-bit 4CPU3235+14
−14
(+39)22 − 30
(+7−15=30)
42.3%
22.0 / 52
0.0%
−4
= = = = 0 = 0 1 0 0 0 = = 0 0 0 1 = 1 = = = = = = 1 0 = = 0 = 0 = = 1 0 0 = = 0 0 = = 1 = 1 = = = = = =
–   Critter 1.2 64-bit 4CPU3207+16
−16
(+11)23 − 26
(+8−11=30)
46.9%
23.0 / 49
13.2%
−6
= = = 0 = 0 = 0 = = 1 0 1 = 0 0 = = = = 0 0 = = = = = 1 1 = = = 0 = = 1 = = = 1 0 0 1 = = = = 1 =
–   Fritz 16 64-bit 4CPU3204+20
−21
(+8)26 − 34
(+6−14=40)
43.3%
26.0 / 60
28.2%
−27
0 = = = 0 0 = = 0 1 = 1 = = = = = 1 0 = = = = = = 0 0 1 = = = = 0 0 1 = 1 0 = = 0 = = = = 0 = = = = = = = 0 0 = = = = =
–   Stockfish 2.1.1 64-bit 4CPU3193+16
−16
(−3)24 − 26
(+10−12=28)
48.0%
24.0 / 50
61.4%
−13
1 0 = = = = = = = 0 0 = = = 1 0 1 = 1 0 1 0 1 = 1 0 = = = = 1 = 0 1 0 0 = = 1 = = = = 0 = = = = = 0
–   Houdini 1.5a 64-bit3169+12
−11
(−27)30 − 20
(+18−8=24)
60.0%
30.0 / 50
100.0%
+32
1 0 = = 1 = = 0 = = = 1 = 1 = = 1 = = 1 = 1 0 0 = = = = 1 1 = 1 1 = 1 0 = 1 0 1 1 = 1 0 1 = = 1 0 =
–   Stockfish 2.0.1 64-bit 4CPU3165+15
−14
(−31)28.5 − 21.5
(+16−9=25)
57.0%
28.5 / 50
100.0%
+11
= = 0 = = 1 1 = = 1 1 = = = 1 1 0 = = 1 = 1 0 0 = = = 1 0 1 = = = 1 = = = = 0 1 0 1 1 0 = 1 0 = = 1
–   Rybka 3 64-bit 4CPU3165+10
−10
(−31)29.5 − 20.5
(+13−4=33)
59.0%
29.5 / 50
100.0%
+16
1 = = = 1 1 = = 1 = = 1 = = = = 0 0 = = = = = 0 = 1 = 1 = = = 1 = 0 1 1 1 = 1 = = = = = = 1 = = = =
–   Stockfish 1.9.1 64-bit 4CPU3151+13
−13
(−45)57.5 − 42.5
(+31−16=53)
57.5%
57.5 / 100
100.0%
−2
= = = = 1 1 = 1 1 = = 0 1 = = 1 = = 1 1 = = 0 = 1 = 1 = = = 0 1 = = 0 = = = 0 = 0 = 0 = 1 = = = = 1 1 1 1 = 0 0 1 = = = = 1 = 1 = 1 0 = = = 0 1 0 = 0 = 0 1 = 1 1 1 = 1 0 = = 1 1 = = = = 1 1 0 = 1 = =
–   Stockfish 1.7.1 64-bit 4CPU3139+13
−13
(−57)58.5 − 42.5
(+36−20=45)
57.9%
58.5 / 101
100.0%
−7
1 = = 0 1 = 0 0 1 = 1 = = = = = 1 0 0 = 1 = 1 0 = = 0 1 = = 0 = 1 = = 0 1 1 = 0 1 = 1 = 0 1 1 1 = 1 1 1 1 = = = 1 1 1 1 = = 1 = 1 0 1 0 = = = = 1 1 1 0 0 = 0 1 0 = 0 = = = = = = 1 0 = 1 = = 1 1 1 = = 0
–   Stockfish 1.8 64-bit 4CPU3136+16
−16
(−60)36.5 − 13.5
(+27−4=19)
73.0%
36.5 / 50
100.0%
+89
= = = 1 1 1 = 1 1 1 1 = 1 1 1 0 1 1 = = = 1 1 1 0 1 0 = 1 1 0 = = 1 = = = = 1 1 1 1 = = 1 = 1 1 1 =
–   Critter 0.90 64-bit 4CPU3126+15
−15
(−70)62 − 39
(+39−16=46)
61.4%
62.0 / 101
100.0%
+1
= 1 = 1 = 1 1 0 1 1 = = 0 = 0 = = 1 0 1 1 = = = 1 1 = 1 = 1 = 1 0 = = 0 0 = = 0 1 = = 1 = 1 = 1 = 1 = 1 = 0 1 = 1 = 0 = 1 = = = = 0 = = = 1 1 = 0 1 0 1 = 1 = 0 1 = = = 1 1 1 = 0 1 1 = = 1 = 1 = 1 1 0 1
–   Komodo 3 64-bit3108+10
−10
(−88)35.5 − 14.5
(+25−4=21)
71.0%
35.5 / 50
100.0%
+45
1 = 1 = 1 = 1 = = = 1 = 0 1 1 = = 1 1 = = 1 = 1 = 0 1 = = = 1 0 = 1 1 1 1 1 1 1 = 0 1 1 1 = 1 = = 1
–   Naum 4.2 64-bit 4CPU3097+8
−8
(−99)67 − 34
(+40−7=54)
66.3%
67.0 / 101
100.0%
−2
= 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 = = = 1 = = = 1 = = = = 1 = 1 = = = = = = 1 0 1 1 = = = 0 1 = = 1 = = = = 1 = 1 = 1 0 1 = = 1 = = 1 0 = 1 1 =
–   Komodo 2.03 64-bit3070+14
−13
(−126)34.5 − 15.5
(+23−4=23)
69.0%
34.5 / 50
100.0%
−8
1 1 1 = 1 = 1 = 1 = = = 1 = = = = = 1 = = 0 1 1 1 1 1 0 1 = = 1 1 1 = 1 1 = = 1 0 = = 0 1 1 1 = = =
–   Komodo 2.01 64-bit3070+15
−15
(−126)35 − 15
(+23−3=24)
70.0%
35.0 / 50
100.0%
−4
1 1 = 1 1 1 = = 1 0 1 = 1 = = 1 1 1 = 1 0 = = 1 1 = = = = = 1 1 1 = = = 1 1 1 = = 1 1 0 = = = 1 = =
–   Critter 0.80 64-bit 4CPU3068+17
−17
(−128)33 − 17
(+20−4=26)
66.0%
33.0 / 50
100.0%
−30
1 1 = 1 = 1 1 = = 1 = 1 1 1 = = 1 1 = 1 0 = = 0 = 1 = 1 = = = 0 = 1 = 1 0 1 = 1 = = = = = = = = 1 1
–   Deep Shredder 12 64-bit 4CPU3040+7
−7
(−156)78.5 − 22.5
(+62−6=33)
77.7%
78.5 / 101
100.0%
+35
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 = = 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 = = = 0 1 = 1 1 = 1 0 1 = = = 1 1 1 = 1 = 1 1 1
–   Spike 1.4 Leiden 4CPU3038+10
−11
(−158)35 − 15
(+25−5=20)
70.0%
35.0 / 50
100.0%
−29
0 1 1 = = 1 = 1 1 1 1 0 0 1 0 1 0 = = 1 1 = = 1 = 1 1 = = = = = = 1 1 = = 1 = = 1 = 1 1 = 1 1 1 1 1
–   Critter 0.70 64-bit 4CPU3035+24
−23
(−161)25.5 − 9.5
(+19−3=13)
72.9%
25.5 / 35
100.0%
−9
= 1 1 1 = 1 1 = = 1 1 = 0 = = = 1 = 1 1 0 1 1 = 1 1 1 = 1 1 1 0 1 = =
–   Hiarcs 13.2 4CPU3032+13
−13
(−164)33.5 − 16.5
(+26−9=15)
67.0%
33.5 / 50
100.0%
−47
1 = 1 1 0 1 = = 1 1 = 1 1 1 0 = = 1 1 1 0 1 0 = 1 1 = 1 = 1 1 1 = = = 0 0 1 1 1 0 1 0 1 1 = = 0 1 =
–   Deep Fritz 12 4CPU3029+24
−24
(−167)38 − 13
(+28−3=20)
74.5%
38.0 / 51
100.0%
−9
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 = 0 = 0 1 = 1
–   Spark 1.0 64-bit 4CPU3026+9
−9
(−170)80.5 − 19.5
(+64−3=33)
80.5%
80.5 / 100
100.0%
+40
= 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 1 1 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
–   Deep Junior 12.5 64-bit 4CPU3012+16
−16
(−184)39.5 − 10.5
(+31−2=17)
79.0%
39.5 / 50
100.0%
+15
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 = = = = 1 1 1
–   Hiarcs 13.1 4CPU3008+12
−12
(−188)77 − 23
(+58−4=38)
77.0%
77.0 / 100
100.0%
−9
= 1 = 1 = 1 = = = 1 = = = 1 0 = = 1 = = = = 1 1 = 1 1 1 1 0 = 0 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 1 1 1 1
–   Spark 0.5 64-bit 4CPU2998+15
−15
(−198)38.5 − 11.5
(+30−3=17)
77.0%
38.5 / 50
100.0%
−15
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 = 0 1 = = = 1 = 1 1
–   Komodo 1.3 64-bit2992+12
−12
(−204)35.5 − 14.5
(+26−5=19)
71.0%
35.5 / 50
100.0%
−64
1 1 = = 1 = 0 1 = 1 1 1 = 1 1 = 1 1 = 1 = 1 1 0 = 1 = 1 1 1 0 0 1 = = 1 1 = = 1 = 1 = 1 0 1 = 1 = =
–   Deep Junior 12 64-bit 4CPU2988+16
−16
(−208)38 − 12
(+31−5=14)
76.0%
38.0 / 50
100.0%
−24
1 1 1 = 1 1 0 = 1 = 1 1 0 1 1 1 = 1 1 = = = = = 1 1 0 1 1 1 = 1 0 1 1 1 1 1 = 1 1 1 = 1 = = 0 1 1 1
–   Spark 0.4 64-bit 4CPU2987+14
−14
(−209)39 − 11
(+33−5=12)
78.0%
39.0 / 50
100.0%
−2
1 1 = 1 = 1 = = 1 1 1 = 1 1 0 1 0 0 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
–   Protector 1.4.0 64-bit 4CPU2970+13
−13
(−226)33.5 − 16.5
(+27−10=13)
67.0%
33.5 / 50
100.0%
−106
= 1 0 1 1 = 0 1 0 = = = 0 1 1 1 = = 1 1 0 = 0 1 = 1 1 1 1 1 0 1 1 1 = 1 0 1 = 1 1 1 1 1 = = 0 1 0 1
–   Zappa Mexico II 64-bit 4CPU2969+7
−7
(−227)38.5 − 11.5
(+28−1=21)
77.0%
38.5 / 50
100.0%
−53
= 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
–   Protector 1.3.5 64-bit 4CPU2961+27
−27
(−235)41.5 − 9.5
(+32−0=19)
81.4%
41.5 / 51
100.0%
−25
1 1 1 1 = 1 = = 1 1 1 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-bit 4CPU2954+13
−13
(−242)41.5 − 8.5
(+35−2=13)
83.0%
41.5 / 50
100.0%
+4
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 1 = =
–   Protector 1.3.4 64-bit 4CPU2950+13
−13
(−246)43.5 − 6.5
(+37−0=13)
87.0%
43.5 / 50
100.0%
+33
= = 1 1 1 1 1 = 1 1 = 1 = 1 1 1 1 1 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 5.4c Inert 64-bit 4CPU2950+9
−9
(−246)44.5 − 5.5
(+39−0=11)
89.0%
44.5 / 50
100.0%
+65
1 1 1 1 1 1 1 1 = 1 1 = 1 = = 1 1 = 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 1 = 1 1 1 1 = 1 1 = 1 1 1 1 = 1
–   Gull 1.1 64-bit2942+12
−13
(−254)43.5 − 6.5
(+37−0=13)
87.0%
43.5 / 50
100.0%
+26
1 1 = 1 1 1 = 1 1 1 = = 1 = 1 1 1 1 = 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 11.1a 64-bit 4CPU2941+14
−14
(−255)41 − 9
(+32−0=18)
82.0%
41.0 / 50
100.0%
−37
1 1 = 1 = 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 = 1 1 = = = 1 = 1 1 = 1 = 1 1 1 1 = 1 1 = = = = 1 = 1 = 1 1
–   Hiarcs 12 4CPU2940+8
−9
(−256)42 − 8
(+34−0=16)
84.0%
42.0 / 50
100.0%
−15
= 1 = = 1 = 1 = 1 1 = = = 1 = = 1 1 1 1 = 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 Sjeng WC2008 64-bit 4CPU2939+8
−8
(−257)38.5 − 11.5
(+29−2=19)
77.0%
38.5 / 50
100.0%
−77
= = = = 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
–   Deep Junior 11.2 64-bit 4CPU2923+17
−17
(−273)40.5 − 9.5
(+35−4=11)
81.0%
40.5 / 50
100.0%
−34
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 0 1 1 1 = 1 1 1 1 1 1 = 1 = 0 1 1
–   Critter 0.60 64-bit 4CPU2910+23
−23
(−286)44 − 5
(+40−1=8)
89.8%
44.0 / 49
100.0%
+53
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

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 4 64-bit 4CPU
played with current
participants of this list
Represented by
All    587Rybka 4.1 64-bit 4CPU

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