CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Rybka 4.1 32-bit (3032+12
−12
)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
–   Houdini 3 32-bit3137+20
−20
(+105)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−2
–   Houdini 2.0c 32-bit3104+14
−13
(+72)34.5 − 53.5
(+16−35=37)
39.2%
34.5 / 88
0.0%
+2
–   Houdini 1.5a 32-bit3092+15
−14
(+60)13.5 − 20.5
(+5−12=17)
39.7%
13.5 / 34
0.0%
−1
–   Strelka 5.5 32-bit3090+16
−16
(+58)15.5 − 14.5
(+6−5=19)
51.7%
15.5 / 30
0.0%
+68
–   Strelka 5.1 32-bit3086+16
−16
(+54)15 − 25
(+4−14=22)
37.5%
15.0 / 40
0.0%
−19
–   Critter 1.4 32-bit3076+15
−15
(+44)19 − 31
(+8−20=22)
38.0%
19.0 / 50
0.0%
−29
–   Critter 1.6a 32-bit3070+16
−16
(+38)12.5 − 19.5
(+3−10=19)
39.1%
12.5 / 32
0.0%
−25
–   Critter 1.6 32-bit3068+20
−20
(+36)12 − 19
(+3−10=18)
38.7%
12.0 / 31
0.1%
−30
–   Critter 1.2 32-bit3056+17
−16
(+24)21.5 − 24.5
(+7−10=29)
46.7%
21.5 / 46
0.9%
+6
–   Stockfish 2.2.2 32-bit3053+14
−14
(+21)27 − 23
(+13−9=28)
54.0%
27.0 / 50
1.3%
+42
–   Komodo 5 32-bit3048+16
−16
(+16)16.5 − 15.5
(+7−6=19)
51.6%
16.5 / 32
5.7%
+20
–   Stockfish 2.3.1 32-bit3042+17
−17
(+10)16 − 16
(+10−10=12)
50.0%
16.0 / 32
17.4%
+11
–   Vitruvius 1.11C 32-bit3033+15
−15
(+1)11.5 − 18.5
(+3−10=17)
38.3%
11.5 / 30
45.3%
−66
–   Komodo 4 32-bit3032+16
−16
(0)30 − 20
(+14−4=32)
60.0%
30.0 / 50
49.5%
+58
–   Stockfish 2.1.1 32-bit3029+16
−16
(−3)23.5 − 26.5
(+10−13=27)
47.0%
23.5 / 50
61.4%
−21
–   IvanHoe 9.46h 32-bit3028+14
−14
(−4)23 − 27
(+8−12=30)
46.0%
23.0 / 50
68.1%
−25
–   Critter 1.01 32-bit3025+19
−19
(−7)18.5 − 23.5
(+7−12=23)
44.0%
18.5 / 42
74.8%
−44
–   Komodo 3 32-bit3024+14
−14
(−8)21 − 21
(+11−11=20)
50.0%
21.0 / 42
80.2%
−8
–   DeepSaros 2.3j 32-bit3023+15
−15
(−9)18.5 − 23.5
(+7−12=23)
44.0%
18.5 / 42
83.1%
−42
–   Bouquet 1.6 32-bit3019+18
−18
(−13)14.5 − 15.5
(+3−4=23)
48.3%
14.5 / 30
89.0%
−20
–   Stockfish 2.0.1 32-bit3016+18
−18
(−16)19.5 − 18.5
(+6−5=27)
51.3%
19.5 / 38
93.4%
−8
–   RobboLito 0.21Q 32-bit3015+18
−18
(−17)16 − 14
(+8−6=16)
53.3%
16.0 / 30
93.6%
+2
–   Bouquet 1.5 32-bit3013+17
−18
(−19)15 − 17
(+6−8=18)
46.9%
15.0 / 32
96.8%
−36
–   Komodo 2.03 32-bit3007+19
−19
(−25)18.5 − 15.5
(+10−7=17)
54.4%
18.5 / 34
98.7%
+2
–   Sting SF 2 32-bit3005+17
−17
(−27)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
99.6%
+1
–   DeepSaros 3.0 32-bit3001+18
−18
(−31)18 − 14
(+8−4=20)
56.3%
18.0 / 32
99.8%
+4
–   Gull II b2 32-bit2984+18
−18
(−48)20.5 − 11.5
(+11−2=19)
64.1%
20.5 / 32
100.0%
+32
–   Gull II 32-bit2981+18
−18
(−51)17 − 15
(+5−3=24)
53.1%
17.0 / 32
100.0%
−34
–   Fritz 132963+11
−11
(−69)18 − 12
(+9−3=18)
60.0%
18.0 / 30
100.0%
−12
–   Hiarcs 142963+11
−10
(−69)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
+33
–   Naum 4.2 32-bit2960+10
−10
(−72)32.5 − 21.5
(+19−8=27)
60.2%
32.5 / 54
100.0%
−10
–   Chiron 1.5 32-bit2945+17
−17
(−87)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
0
–   Deep Sjeng c't 20102943+10
−10
(−89)38.5 − 19.5
(+26−7=25)
66.4%
38.5 / 58
100.0%
+14
–   Hannibal 1.3 32-bit2931+18
−18
(−101)18.5 − 11.5
(+9−2=19)
61.7%
18.5 / 30
100.0%
−37
–   Chiron 1.1a 32-bit2930+15
−15
(−102)26 − 12
(+16−2=20)
68.4%
26.0 / 38
100.0%
+3
–   Shredder 12 32-bit2930+7
−8
(−102)54 − 26
(+34−6=40)
67.5%
54.0 / 80
100.0%
+1
–   Spike 1.4 Leiden2920+8
−8
(−112)36.5 − 17.5
(+24−5=25)
67.6%
36.5 / 54
100.0%
−3
–   Komodo 1.3 32-bit2919+16
−16
(−113)29 − 9
(+21−1=16)
76.3%
29.0 / 38
100.0%
+56
–   Deep Junior 13 32-bit2918+18
−19
(−114)23.5 − 8.5
(+17−2=13)
73.4%
23.5 / 32
100.0%
+37
–   Deep Junior 13.3 32-bit2910+15
−15
(−122)23.5 − 8.5
(+16−1=15)
73.4%
23.5 / 32
100.0%
+22
–   Deep Junior 12.5 32-bit2909+16
−16
(−123)28.5 − 13.5
(+20−5=17)
67.9%
28.5 / 42
100.0%
−7
–   Hannibal 1.2 32-bit2905+15
−15
(−127)17.5 − 12.5
(+9−4=17)
58.3%
17.5 / 30
100.0%
−80
–   Hiarcs 13.22901+11
−11
(−131)33 − 13
(+24−4=18)
71.7%
33.0 / 46
100.0%
+7
–   Fritz 122887+11
−11
(−145)26 − 10
(+17−1=18)
72.2%
26.0 / 36
100.0%
−10
–   Gull 1.0a 32-bit2887+12
−12
(−145)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
−18
–   Quazar 0.4 32-bit2880+12
−12
(−152)22 − 7
(+16−1=12)
75.9%
22.0 / 29
100.0%
+16
–   Protector 1.4.0 32-bit2880+11
−11
(−152)26 − 8
(+21−3=10)
76.5%
26.0 / 34
100.0%
+36
–   Gull 1.2 32-bit2876+12
−12
(−156)33 − 5
(+28−0=10)
86.8%
33.0 / 38
100.0%
+120
–   Hannibal 1.1 32-bit2874+14
−14
(−158)25.5 − 8.5
(+18−1=15)
75.0%
25.5 / 34
100.0%
−2
–   Spark 1.0 32-bit2866+12
−12
(−166)23 − 7
(+19−3=8)
76.7%
23.0 / 30
100.0%
+25
–   Thinker 5.4d Inert 32-bit2857+10
−10
(−175)24.5 − 5.5
(+19−0=11)
81.7%
24.5 / 30
100.0%
+39
–   Booot 5.1.02845+10
−11
(−187)18.5 − 10.5
(+13−5=11)
63.8%
18.5 / 29
100.0%
−96
–   Cyclone xTreme2825+13
−13
(−207)24.5 − 5.5
(+21−2=7)
81.7%
24.5 / 30
100.0%
+33
–   Hannibal 1.0a 32-bit2803+12
−12
(−229)23.5 − 6.5
(+21−4=5)
78.3%
23.5 / 30
100.0%
−4
–   MinkoChess 1.2 32-bit2782+14
−14
(−250)27 − 3
(+25−1=4)
90.0%
27.0 / 30
100.0%
+105

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Created in 2005-2013 by CCRL team
Last games added on February 17, 2018