CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Rybka 4.1 64-bit (3081+8
−8
)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
–   Komodo 10.1 64-bit3268+19
−18
(+187)9 − 39
(+1−31=16)
18.8%
9.0 / 48
0.0%
−30
–   Komodo 10 64-bit3267+19
−18
(+186)8.5 − 41.5
(+1−34=15)
17.0%
8.5 / 50
0.0%
−52
–   Komodo 9.2 64-bit3260+20
−20
(+179)7 − 43
(+0−36=14)
14.0%
7.0 / 50
0.0%
−87
–   Komodo 9.3 64-bit3256+19
−19
(+175)13.5 − 36.5
(+2−25=23)
27.0%
13.5 / 50
0.0%
+31
–   Stockfish 7 64-bit3247+13
−13
(+166)13.5 − 36.5
(+1−24=25)
27.0%
13.5 / 50
0.0%
+25
–   Komodo 9.42 64-bit3243+21
−21
(+162)10.5 − 39.5
(+1−30=19)
21.0%
10.5 / 50
0.0%
−30
–   Komodo 9 64-bit3237+20
−19
(+156)13.5 − 36.5
(+3−26=21)
27.0%
13.5 / 50
0.0%
+10
–   Komodo 9.1 64-bit3231+21
−20
(+150)14 − 36
(+2−24=24)
28.0%
14.0 / 50
0.0%
+14
–   Stockfish 6 64-bit3227+15
−15
(+146)8.5 − 23.5
(+1−16=15)
26.6%
8.5 / 32
0.0%
0
–   Komodo 8 64-bit3206+16
−16
(+125)14 − 36
(+4−26=20)
28.0%
14.0 / 50
0.0%
−17
–   Stockfish 5 64-bit3195+16
−16
(+114)16.5 − 33.5
(+3−20=27)
33.0%
16.5 / 50
0.0%
+14
–   Komodo 7a 64-bit3175+21
−20
(+94)21 − 33
(+7−19=28)
38.9%
21.0 / 54
0.0%
+28
–   Houdini 4 64-bit3169+10
−10
(+88)18 − 36
(+7−25=22)
33.3%
18.0 / 54
0.0%
−16
–   Stockfish DD 64-bit3166+15
−15
(+85)11.5 − 22.5
(+2−13=19)
33.8%
11.5 / 34
0.0%
−7
–   Houdini 3 64-bit3162+13
−13
(+81)14 − 28
(+4−18=20)
33.3%
14.0 / 42
0.0%
−19
–   Houdini 3 Tactical 64-bit3156+18
−18
(+75)13.5 − 19.5
(+5−11=17)
40.9%
13.5 / 33
0.0%
+21
–   Houdini 4 Tactical 64-bit3155+25
−24
(+74)12.5 − 21.5
(+4−13=17)
36.8%
12.5 / 34
0.0%
−6
–   Komodo TCEC 64-bit3147+17
−17
(+66)12.5 − 21.5
(+4−13=17)
36.8%
12.5 / 34
0.0%
−12
–   Fire 4 64-bit3146+10
−11
(+65)16.5 − 23.5
(+3−10=27)
41.3%
16.5 / 40
0.0%
+18
–   Komodo 6 64-bit3145+15
−15
(+64)10.5 − 21.5
(+3−14=15)
32.8%
10.5 / 32
0.0%
−41
–   Komodo CCT 64-bit3129+15
−15
(+48)82.5 − 107.5
(+26−51=113)
43.4%
82.5 / 190
0.0%
+11
–   Andscacs 0.90 64-bit3127+17
−17
(+46)16 − 36
(+3−23=26)
30.8%
16.0 / 52
0.0%
−70
–   Houdini 2.0c 64-bit3127+15
−14
(+46)65.5 − 88.5
(+33−56=65)
42.5%
65.5 / 154
0.0%
−2
–   Stockfish 4 64-bit3125+18
−18
(+44)12.5 − 17.5
(+4−9=17)
41.7%
12.5 / 30
0.0%
−4
–   Houdini 1.5a 64-bit3119+12
−12
(+38)15.5 − 15.5
(+9−9=13)
50.0%
15.5 / 31
0.0%
+38
–   Gull 3 64-bit3117+9
−9
(+36)22.5 − 29.5
(+8−15=29)
43.3%
22.5 / 52
0.0%
−4
–   Fizbo 1.8 64-bit3115+14
−14
(+34)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+34
–   Komodo 5 64-bit3113+11
−11
(+32)81.5 − 112.5
(+20−51=123)
42.0%
81.5 / 194
0.0%
−13
–   Komodo 5.1 64-bit3111+18
−18
(+30)13 − 21
(+3−11=20)
38.2%
13.0 / 34
0.1%
−35
–   Strelka 5.5 64-bit3107+8
−8
(+26)24.5 − 27.5
(+8−11=33)
47.1%
24.5 / 52
0.0%
+10
–   Andscacs 0.872 64-bit3107+14
−14
(+26)21.5 − 28.5
(+8−15=27)
43.0%
21.5 / 50
0.1%
−11
–   Komodo 4 64-bit3103+11
−11
(+22)56.5 − 67.5
(+24−35=65)
45.6%
56.5 / 124
0.1%
−4
–   Critter 1.6a 64-bit3103+8
−8
(+22)46 − 58
(+13−25=66)
44.2%
46.0 / 104
0.0%
−10
–   Stockfish 3 64-bit3099+16
−16
(+18)26 − 33
(+15−22=22)
44.1%
26.0 / 59
1.9%
−22
–   Equinox 3.20 64-bit3098+10
−10
(+17)17 − 13
(+7−3=20)
56.7%
17.0 / 30
0.3%
+51
–   Fritz 15 64-bit3098+11
−11
(+17)14 − 20
(+1−7=26)
41.2%
14.0 / 34
0.5%
−27
–   Komodo 3 64-bit3096+15
−14
(+15)76.5 − 81.5
(+40−45=73)
48.4%
76.5 / 158
3.2%
+6
–   Andscacs 0.86 64-bit3090+21
−21
(+9)13 − 19
(+4−10=18)
40.6%
13.0 / 32
20.7%
−45
–   Equinox 3.30 64-bit3088+13
−13
(+7)20.5 − 21.5
(+5−6=31)
48.8%
20.5 / 42
17.2%
−1
–   Critter 1.2 64-bit3085+14
−14
(+4)123 − 109
(+56−42=134)
53.0%
123.0 / 232
28.8%
+21
–   Critter 1.4 64-bit3085+19
−19
(+4)32.5 − 26.5
(+16−10=33)
55.1%
32.5 / 59
34.4%
+30
–   Gull 2.8b 64-bit3084+20
−20
(+3)14.5 − 19.5
(+3−8=23)
42.6%
14.5 / 34
36.7%
−34
–   Hannibal 1.7 64-bit3084+11
−11
(+3)16 − 16
(+5−5=22)
50.0%
16.0 / 32
33.7%
+4
–   Stockfish 2.3.1 64-bit3081+17
−17
(0)23.5 − 24.5
(+10−11=27)
49.0%
23.5 / 48
50.0%
−6
–   Fire 3.0 64-bit3081+14
−14
(0)21.5 − 24.5
(+8−11=27)
46.7%
21.5 / 46
47.4%
−16
–   Booot 6.1 64-bit3079+18
−18
(−2)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
56.9%
+21
–   Rybka 4 64-bit3079+11
−11
(−2)12 − 16
(+2−6=20)
42.9%
12.0 / 28
58.0%
−37
–   NirvanaChess 2.3 64-bit3076+13
−13
(−5)1 − 1
(+0−0=2)
50.0%
1.0 / 2
74.7%
−5
–   Bouquet 1.8 64-bit3076+9
−9
(−5)24.5 − 25.5
(+8−9=33)
49.0%
24.5 / 50
76.6%
−8
–   Stockfish 2.2.2 64-bit3075+20
−20
(−6)25 − 23
(+12−10=26)
52.1%
25.0 / 48
69.9%
+5
–   Sting SF 4.7 64-bit3067+22
−22
(−14)16.5 − 13.5
(+7−4=19)
55.0%
16.5 / 30
88.2%
+14
–   NirvanaChess 2.2 64-bit3066+14
−14
(−15)16.5 − 17.5
(+4−5=25)
48.5%
16.5 / 34
97.1%
−25
–   Sting SF 4.8.4 64-bit3066+27
−27
(−15)5 − 5
(+1−1=8)
50.0%
5.0 / 10
85.3%
−15
–   Stockfish 2.2 64-bit3066+36
−36
(−15)13 − 12
(+4−3=18)
52.0%
13.0 / 25
78.3%
−5
–   Protector 1.9.0 64-bit3065+11
−10
(−16)16.5 − 19.5
(+7−10=19)
45.8%
16.5 / 36
99.3%
−40
–   Gull 2.3 64-bit3065+19
−19
(−16)16 − 16
(+8−8=16)
50.0%
16.0 / 32
93.1%
−17
–   Bouquet 1.5 64-bit3065+17
−17
(−16)19.5 − 12.5
(+9−2=21)
60.9%
19.5 / 32
95.1%
+43
–   IvanHoe 9.46h 64-bit3065+13
−13
(−16)32.5 − 31.5
(+15−14=35)
50.8%
32.5 / 64
98.5%
−9
–   RobboLito 0.21Q 64-bit3062+16
−16
(−19)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
98.3%
+48
–   Andscacs 0.85 64-bit3061+18
−18
(−20)19.5 − 12.5
(+9−2=21)
60.9%
19.5 / 32
97.4%
+41
–   BlackMamba 2.0 64-bit3060+10
−10
(−21)23.5 − 16.5
(+12−5=23)
58.8%
23.5 / 40
99.9%
+29
–   Stockfish 2.1.1 64-bit3060+16
−16
(−21)16 − 16
(+4−4=24)
50.0%
16.0 / 32
98.9%
−21
–   Alfil 15.7 64-bit3058+14
−14
(−23)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
99.7%
+20
–   DeepSaros 4.1.6 64-bit3057+16
−16
(−24)17.5 − 16.5
(+6−5=23)
51.5%
17.5 / 34
99.6%
−15
–   Bouquet 1.6 64-bit3054+17
−17
(−27)24 − 16
(+13−5=22)
60.0%
24.0 / 40
99.8%
+31
–   Chiron 3.01 64-bit3053+20
−20
(−28)19.5 − 14.5
(+10−5=19)
57.4%
19.5 / 34
99.5%
+13
–   Vitruvius 1.11C 64-bit3052+14
−14
(−29)25 − 17
(+11−3=28)
59.5%
25.0 / 42
100.0%
+24
–   Komodo 2.03 64-bit3051+30
−30
(−30)17.5 − 10.5
(+11−4=13)
62.5%
17.5 / 28
97.1%
+48
–   DeepSaros 4.1.3c 64-bit3051+25
−25
(−30)14.5 − 15.5
(+4−5=21)
48.3%
14.5 / 30
98.9%
−38
–   Critter 1.01 64-bit3050+23
−23
(−31)13 − 7
(+7−1=12)
65.0%
13.0 / 20
99.2%
+52
–   Sting SF 4.63049+30
−30
(−32)11 − 9
(+7−5=8)
55.0%
11.0 / 20
97.8%
0
–   DeepSaros 3.3b 64-bit3048+19
−19
(−33)1 − 1
(+0−0=2)
50.0%
1.0 / 2
99.9%
−33
–   Komodo 2.01 64-bit3046+21
−21
(−35)40.5 − 24.5
(+24−8=33)
62.3%
40.5 / 65
99.9%
+38
–   Texel 1.06 64-bit3044+15
−16
(−37)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
100.0%
+34
–   Elektro 1.2 64-bit3043+17
−17
(−38)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+104
–   Hannibal 1.5 64-bit3042+13
−13
(−39)27.5 − 18.5
(+13−4=29)
59.8%
27.5 / 46
100.0%
+14
–   Sting SF 5 64-bit3041+18
−18
(−40)11.5 − 10.5
(+4−3=15)
52.3%
11.5 / 22
100.0%
−23
–   Andscacs 0.84 64-bit3041+26
−26
(−40)8 − 10
(+4−6=8)
44.4%
8.0 / 18
99.8%
−73
–   Critter 0.90 64-bit3041+24
−23
(−40)16.5 − 7.5
(+12−3=9)
68.8%
16.5 / 24
99.9%
+81
–   Protector 1.8.0 64-bit3041+17
−17
(−40)23 − 12
(+14−3=18)
65.7%
23.0 / 35
100.0%
+54
–   Sting SF 3 64-bit3041+16
−16
(−40)21 − 13
(+13−5=16)
61.8%
21.0 / 34
100.0%
+30
–   iCE 3.0 64-bit3041+14
−14
(−40)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
+27
–   DeepSaros 3.0 64-bit3039+22
−22
(−42)19 − 17
(+8−6=22)
52.8%
19.0 / 36
100.0%
−28
–   Stockfish 1.9.1 64-bit3038+21
−21
(−43)11 − 9
(+5−3=12)
55.0%
11.0 / 20
100.0%
−18
–   Sting SF 6.7 64-bit3037+28
−28
(−44)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
99.8%
−86
–   Stockfish 2.0.1 64-bit3034+23
−22
(−47)11 − 9
(+6−4=10)
55.0%
11.0 / 20
100.0%
−17
–   Booot 6.0.2 64-bit3033+22
−22
(−48)5.5 − 6.5
(+1−2=9)
45.8%
5.5 / 12
100.0%
−70
–   Gull 2.1 64-bit3030+19
−19
(−51)21.5 − 12.5
(+11−2=21)
63.2%
21.5 / 34
100.0%
+23
–   BlackMamba 1.4 64-bit3030+15
−15
(−51)15.5 − 14.5
(+7−6=17)
51.7%
15.5 / 30
100.0%
−40
–   Sting SF 4.73028+22
−22
(−53)17 − 13
(+8−4=18)
56.7%
17.0 / 30
100.0%
−14
–   Sting SF 4 64-bit3027+18
−18
(−54)14.5 − 11.5
(+6−3=17)
55.8%
14.5 / 26
100.0%
−23
–   Sting SF 2 64-bit3025+18
−18
(−56)23 − 15
(+14−6=18)
60.5%
23.0 / 38
100.0%
+7
–   NirvanaChess 2.1c 64-bit3024+23
−23
(−57)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
100.0%
−84
–   Deep Fritz 14 64-bit 1CPU3019+15
−15
(−62)17.5 − 12.5
(+9−4=17)
58.3%
17.5 / 30
100.0%
−10
–   Sting SF 6.1 64-bit3018+30
−30
(−63)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
100.0%
−87
–   Naum 4.6 64-bit3016+13
−13
(−65)26.5 − 19.5
(+12−5=29)
57.6%
26.5 / 46
100.0%
−22
–   Chiron 2 64-bit3016+13
−13
(−65)31 − 19
(+20−8=22)
62.0%
31.0 / 50
100.0%
+8
–   Andscacs 0.83 64-bit3014+30
−30
(−67)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
100.0%
−153
–   Gull 2.2 64-bit3014+19
−19
(−67)22.5 − 7.5
(+15−0=15)
75.0%
22.5 / 30
100.0%
+85
–   Protector 1.7.0 64-bit3012+18
−18
(−69)23 − 19
(+10−6=26)
54.8%
23.0 / 42
100.0%
−41
–   Texel 1.05 64-bit3011+15
−15
(−70)16.5 − 7.5
(+11−2=11)
68.8%
16.5 / 24
100.0%
+46
–   Andscacs 0.82 64-bit3010+24
−24
(−71)13 − 9
(+7−3=12)
59.1%
13.0 / 22
100.0%
−17
–   Stockfish 1.7.1 64-bit3010+22
−22
(−71)14.5 − 9.5
(+7−2=15)
60.4%
14.5 / 24
100.0%
−17
–   SmarThink 1.96 64-bit3006+20
−21
(−75)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−75
–   Andscacs 0.81 64-bit3003+26
−26
(−78)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−15
–   Hannibal 1.4b 64-bit3003+12
−12
(−78)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
100.0%
−36
–   BlackMamba 1.2c 64-bit3002+31
−31
(−79)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
+23
–   Protector 1.6.0 64-bit2999+18
−18
(−82)18 − 12
(+13−7=10)
60.0%
18.0 / 30
100.0%
−15
–   Gull II b2 64-bit2997+21
−21
(−84)19 − 11
(+10−2=18)
63.3%
19.0 / 30
100.0%
−6
–   Protector 1.5.0 64-bit2988+13
−13
(−93)20.5 − 9.5
(+14−3=13)
68.3%
20.5 / 30
100.0%
+24
–   Gull II 64-bit2987+30
−30
(−94)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−94
–   Gull R375 64-bit2987+20
−20
(−94)21.5 − 8.5
(+14−1=15)
71.7%
21.5 / 30
100.0%
+33
–   Chiron 1.1a 64-bit2981+14
−14
(−100)20.5 − 9.5
(+13−2=15)
68.3%
20.5 / 30
100.0%
+8
–   Naum 4.2 64-bit2979+9
−9
(−102)31 − 13
(+21−3=20)
70.5%
31.0 / 44
100.0%
+25
–   Komodo 1.3 64-bit2977+19
−19
(−104)13 − 7
(+8−2=10)
65.0%
13.0 / 20
100.0%
−15
–   Texel 1.04 64-bit2973+21
−21
(−108)8 − 2
(+7−1=2)
80.0%
8.0 / 10
100.0%
+122
–   Chiron 1.5 64-bit2969+15
−15
(−112)20.5 − 13.5
(+12−5=17)
60.3%
20.5 / 34
100.0%
−53
–   Hannibal 1.3 64-bit2968+17
−17
(−113)21 − 9
(+15−3=12)
70.0%
21.0 / 30
100.0%
+12
–   Fizbo 1.6 64-bit2965+29
−29
(−116)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−116
–   Fritz 132963+11
−11
(−118)39 − 18
(+25−4=28)
68.4%
39.0 / 57
100.0%
−7
–   Senpai 1.0 64-bit2963+13
−13
(−118)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−118
–   Andscacs 0.80 64-bit2962+26
−26
(−119)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+11
–   Hiarcs 142962+11
−11
(−119)24.5 − 9.5
(+17−2=15)
72.1%
24.5 / 34
100.0%
+20
–   Alfil 15.8 64-bit2961+17
−17
(−120)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
0
–   Vajolet2 2.2 64-bit2961+19
−19
(−120)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+37
–   Pedone 1.4.1 64-bit2959+20
−20
(−122)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+35
–   Pedone 1.5 64-bit2957+21
−21
(−124)6 − 4
(+2−0=8)
60.0%
6.0 / 10
100.0%
−71
–   Hakkapeliitta 3.0 64-bit2956+14
−13
(−125)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+25
–   Deep Shredder 12 64-bit2942+9
−9
(−139)33 − 9
(+25−1=16)
78.6%
33.0 / 42
100.0%
+52
–   SmarThink 1.80 64-bit2940+25
−25
(−141)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+1
–   Deep Junior 13.3 64-bit2924+17
−17
(−157)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+25
–   Spike 1.4 Leiden2920+8
−8
(−161)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
−67
–   Gull 1.2 64-bit2920+15
−15
(−161)31 − 7
(+26−2=10)
81.6%
31.0 / 38
100.0%
+70
–   Bobcat 8.0 64-bit2916+18
−17
(−165)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−109
–   Deep Junior 12.5 64-bit2912+32
−32
(−169)12 − 4
(+8−0=8)
75.0%
12.0 / 16
100.0%
−15
–   Protector 1.4.0 64-bit2904+15
−15
(−177)34 − 8
(+28−2=12)
81.0%
34.0 / 42
100.0%
+47
–   Quazar 0.4 64-bit2904+12
−12
(−177)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−177
–   Hiarcs 13.22899+11
−11
(−182)14 − 2
(+12−0=4)
87.5%
14.0 / 16
100.0%
+105
–   Spark 1.0 64-bit2894+12
−12
(−187)14.5 − 3.5
(+12−1=5)
80.6%
14.5 / 18
100.0%
+35

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 4.1 64-bit
played with current
participants of this list
Represented by
1-2-CPU#17-183072578itself
All    82Rybka 4 64-bit 4CPU
Single-CPU#17-183072578itself

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