CCRL 40/4
Downloads and Statistics
August 20, 2019
Testing summary:
Total: 2'086'404 games
played by 2'425 programs
28073 CPU days (X2 4600+)

White wins: 810'229 (38.8%)
Black wins: 655'304 (31.4%)
Draws: 620'871 (29.8%)
White score: 53.7%

Engine Details

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Show each game results
Rybka 4.1 64-bit 4CPU#28  (3206+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 25 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Komodo 10.4 64-bit 4CPU3473+18
−17
(+267)9 − 51
(+0−42=18)
15.0%
9.0 / 60
0.0%
+13
–   Stockfish 160716 64-bit 4CPU3455+14
−13
(+249)18 − 86
(+1−69=34)
17.3%
18.0 / 104
0.0%
+18
–   Stockfish 200516 64-bit 4CPU3442+18
−18
(+236)14 − 60
(+2−48=24)
18.9%
14.0 / 74
0.0%
+18
–   Komodo 10 64-bit 4CPU3430+14
−14
(+224)17 − 65
(+2−50=30)
20.7%
17.0 / 82
0.0%
+26
–   Stockfish 7 64-bit 4CPU3427+20
−19
(+221)12 − 40
(+1−29=22)
23.1%
12.0 / 52
0.0%
+48
–   Komodo 10.1 64-bit 4CPU3426+18
−18
(+220)5 − 47
(+0−42=10)
9.6%
5.0 / 52
0.0%
−115
–   Stockfish 251115 64-bit 4CPU3421+17
−17
(+215)14.5 − 59.5
(+1−46=27)
19.6%
14.5 / 74
0.0%
+9
–   Komodo 9.2 64-bit 4CPU3412+19
−19
(+206)14.5 − 67.5
(+2−55=25)
17.7%
14.5 / 82
0.0%
−25
–   Komodo 9.3 64-bit 4CPU3406+19
−19
(+200)17 − 67
(+3−53=28)
20.2%
17.0 / 84
0.0%
−6
–   Komodo 9.42 64-bit 4CPU3403+17
−17
(+197)23 − 81
(+5−63=36)
22.1%
23.0 / 104
0.0%
+7
–   Stockfish 6 64-bit 4CPU3393+15
−15
(+187)22.5 − 77.5
(+3−58=39)
22.5%
22.5 / 100
0.0%
+5
–   Komodo 9.1 64-bit 4CPU3382+18
−18
(+176)27.5 − 72.5
(+4−49=47)
27.5%
27.5 / 100
0.0%
+38
–   Komodo 9 64-bit 4CPU3382+16
−16
(+176)33 − 97
(+5−69=56)
25.4%
33.0 / 130
0.0%
+20
–   Stockfish 5 64-bit 4CPU3366+16
−16
(+160)31 − 99
(+8−76=46)
23.8%
31.0 / 130
0.0%
−15
–   Komodo 8 64-bit 4CPU3353+16
−16
(+147)25 − 75
(+6−56=38)
25.0%
25.0 / 100
0.0%
−17
–   Andscacs 0.95 64-bit 4CPU3336+13
−13
(+130)12 − 26
(+3−17=18)
31.6%
12.0 / 38
0.0%
+15
–   Houdini 4 64-bit 4CPU3332+9
−9
(+126)15 − 35
(+5−25=20)
30.0%
15.0 / 50
0.0%
−2
–   Komodo 7a 64-bit 4CPU3320+16
−16
(+114)30.5 − 69.5
(+11−50=39)
30.5%
30.5 / 100
0.0%
−11
–   Houdini 3 64-bit 4CPU3319+14
−14
(+113)19 − 31
(+9−21=20)
38.0%
19.0 / 50
0.0%
+40
–   Stockfish 6 64-bit3317+12
−11
(+111)10.5 − 21.5
(+0−11=21)
32.8%
10.5 / 32
0.0%
+17
–   Stockfish DD 64-bit 4CPU3310+15
−15
(+104)12 − 38
(+4−30=16)
24.0%
12.0 / 50
0.0%
−75
–   RofChade 2.1 64-bit 4CPU3309+22
−22
(+103)9 − 20
(+3−14=12)
31.0%
9.0 / 29
0.0%
−17
–   Schooner 2.1 64-bit 4CPU3290+26
−26
(+84)12 − 21
(+3−12=18)
36.4%
12.0 / 33
0.0%
+5
–   Defenchess 2.1 64-bit 4CPU3289+19
−19
(+83)10.5 − 19.5
(+1−10=19)
35.0%
10.5 / 30
0.0%
0
–   Komodo TCEC 64-bit 4CPU3286+16
−16
(+80)57 − 90
(+23−56=68)
38.8%
57.0 / 147
0.0%
+10
–   Houdini 2.0c 64-bit 4CPU3277+12
−12
(+71)56.5 − 93.5
(+24−61=65)
37.7%
56.5 / 150
0.0%
−6
–   Laser 1.6 64-bit 4CPU3276+17
−17
(+70)22 − 29
(+8−15=28)
43.1%
22.0 / 51
0.0%
+31
–   Schooner 2.0.34 64-bit 4CPU3276+16
−16
(+70)16 − 28
(+5−17=22)
36.4%
16.0 / 44
0.0%
−11
–   Stockfish 4 64-bit 4CPU3269+17
−17
(+63)16.5 − 33.5
(+6−23=21)
33.0%
16.5 / 50
0.0%
−44
–   Houdini 1.5a 64-bit 4CPU3264+16
−16
(+58)21 − 29
(+9−17=24)
42.0%
21.0 / 50
0.0%
+8
–   Gull 3 64-bit 4CPU3260+9
−9
(+54)16 − 31
(+6−21=20)
34.0%
16.0 / 47
0.0%
−46
–   Gull 2.8b 64-bit 4CPU3257+21
−21
(+51)22 − 28
(+8−14=28)
44.0%
22.0 / 50
0.0%
+15
–   Fire 4 64-bit 4CPU3256+10
−10
(+50)35 − 45
(+11−21=48)
43.8%
35.0 / 80
0.0%
+12
–   Equinox 3.30 64-bit 4CPU3254+9
−9
(+48)40 − 60
(+7−27=66)
40.0%
40.0 / 100
0.0%
−6
–   Komodo 6 64-bit 4CPU3251+19
−19
(+45)22 − 28
(+9−15=26)
44.0%
22.0 / 50
0.0%
+9
–   Fizbo 1.8 64-bit 4CPU3248+14
−14
(+42)17.5 − 34.5
(+5−22=25)
33.7%
17.5 / 52
0.0%
−57
–   Gull 2.3 64-bit 4CPU3244+17
−17
(+38)21 − 29
(+10−18=22)
42.0%
21.0 / 50
0.0%
−13
–   Arasan 21.3 64-bit 4CPU3244+26
−26
(+38)12 − 12
(+6−6=12)
50.0%
12.0 / 24
0.3%
+38
–   Houdini 4 64-bit3240+9
−9
(+34)18 − 32
(+8−22=20)
36.0%
18.0 / 50
0.0%
−56
–   Andscacs 0.872 64-bit 4CPU3239+17
−17
(+33)25 − 27
(+13−15=24)
48.1%
25.0 / 52
0.0%
+21
–   Komodo 5.1 64-bit 4CPU3238+16
−15
(+32)27 − 34
(+11−18=32)
44.3%
27.0 / 61
0.0%
0
–   Stockfish 3 64-bit 4CPU3236+19
−19
(+30)27.5 − 35.5
(+12−20=31)
43.7%
27.5 / 63
0.1%
−8
–   RofChade 2.0 64-bit 4CPU3236+17
−17
(+30)19 − 21
(+8−10=22)
47.5%
19.0 / 40
0.1%
+16
–   Komodo 8 64-bit3235+12
−12
(+29)12.5 − 19.5
(+4−11=17)
39.1%
12.5 / 32
0.0%
−35
–   Critter 1.6a 64-bit 4CPU3232+7
−7
(+26)54 − 60
(+26−32=56)
47.4%
54.0 / 114
0.0%
+11
–   Hannibal 1.7 64-bit 4CPU3230+11
−11
(+24)24 − 28
(+12−16=24)
46.2%
24.0 / 52
0.0%
−1
–   Fritz 15 64-bit 4CPU3224+10
−10
(+18)37 − 35
(+13−11=48)
51.4%
37.0 / 72
0.1%
+25
–   Gull 2.2 64-bit 4CPU3223+20
−20
(+17)20.5 − 29.5
(+9−18=23)
41.0%
20.5 / 50
4.7%
−39
–   Andscacs 0.86 64-bit 4CPU3222+17
−17
(+16)24 − 28
(+13−17=22)
46.2%
24.0 / 52
4.1%
−7
–   Stockfish 2.3.1 64-bit 4CPU3221+18
−18
(+15)50 − 54
(+22−26=56)
48.1%
50.0 / 104
6.3%
+2
–   Fire 3.0 64-bit 4CPU3215+17
−17
(+9)31.5 − 48.5
(+13−30=37)
39.4%
31.5 / 80
14.2%
−56
–   NirvanaChess 2.3 64-bit 4CPU3212+13
−14
(+6)24 − 28
(+6−10=36)
46.2%
24.0 / 52
21.2%
−16
–   Critter 1.2 64-bit 4CPU3208+16
−16
(+2)23 − 26
(+10−13=26)
46.9%
23.0 / 49
37.7%
−15
–   Arasan 21.2 64-bit 4CPU3206+17
−17
(0)42 − 43
(+16−17=52)
49.4%
42.0 / 85
46.7%
−4
–   Komodo 7a 64-bit3205+14
−14
(−1)47 − 53
(+23−29=48)
47.0%
47.0 / 100
53.3%
−17
–   BlackMamba 2.0 64-bit 4CPU3197+12
−12
(−9)26 − 24
(+14−12=24)
52.0%
26.0 / 50
88.3%
+2
–   Stockfish 2.1.1 64-bit 4CPU3194+15
−15
(−12)25 − 25
(+13−13=24)
50.0%
25.0 / 50
90.9%
−14
–   Arasan 21.1 64-bit 4CPU3193+17
−17
(−13)24 − 22
(+14−12=20)
52.2%
24.0 / 46
90.2%
0
–   Pedone 1.9 64-bit 4CPU3193+25
−25
(−13)19.5 − 17.5
(+9−7=21)
52.7%
19.5 / 37
82.2%
0
–   Booot 6.1 64-bit 4CPU3188+15
−15
(−18)18 − 22
(+9−13=18)
45.0%
18.0 / 40
98.5%
−47
–   Fizbo 1.7 64-bit 4CPU3184+15
−15
(−22)28 − 24
(+19−15=18)
53.8%
28.0 / 52
99.4%
+5
–   NirvanaChess 2.2 64-bit 4CPU3182+16
−16
(−24)30 − 22
(+16−8=28)
57.7%
30.0 / 52
99.6%
+18
–   Vajolet2 2.6.1 64-bit 4CPU3181+16
−16
(−25)21.5 − 17.5
(+12−8=19)
55.1%
21.5 / 39
99.6%
+8
–   Komodo CCT 64-bit3180+11
−12
(−26)31.5 − 18.5
(+21−8=21)
63.0%
31.5 / 50
100.0%
+54
–   Elektro 1.2 64-bit 4CPU3176+16
−16
(−30)30.5 − 21.5
(+16−7=29)
58.7%
30.5 / 52
100.0%
+17
–   Nemorino 5.00 64-bit 4CPU3173+14
−14
(−33)29 − 23
(+19−13=20)
55.8%
29.0 / 52
100.0%
+5
–   Hannibal 1.5 64-bit 4CPU3170+13
−13
(−36)59.5 − 40.5
(+40−21=39)
59.5%
59.5 / 100
100.0%
+25
–   Houdini 1.5a 64-bit3169+11
−11
(−37)32 − 18
(+19−5=26)
64.0%
32.0 / 50
100.0%
+43
–   Stockfish 2.0.1 64-bit 4CPU3166+14
−14
(−40)27.5 − 22.5
(+12−7=31)
55.0%
27.5 / 50
100.0%
−9
–   Pedone 1.8 64-bit 4CPU3159+18
−18
(−47)21.5 − 23.5
(+10−12=23)
47.8%
21.5 / 45
100.0%
−59
–   Texel 1.06 64-bit 4CPU3158+14
−15
(−48)31.5 − 20.5
(+20−9=23)
60.6%
31.5 / 52
100.0%
+16
–   Wasp 3.60 64-bit 4CPU3156+18
−18
(−50)41.5 − 33.5
(+19−11=45)
55.3%
41.5 / 75
100.0%
−19
–   Critter 1.01 64-bit 4CPU3155+17
−17
(−51)25.5 − 24.5
(+11−10=29)
51.0%
25.5 / 50
100.0%
−45
–   Naum 4.6 64-bit 4CPU3152+11
−11
(−54)17.5 − 13.5
(+9−5=17)
56.5%
17.5 / 31
100.0%
−17
–   Chiron 3.01 64-bit 4CPU3146+15
−15
(−60)36.5 − 15.5
(+25−4=23)
70.2%
36.5 / 52
100.0%
+64
–   Protector 1.9.0 64-bit 4CPU3128+10
−10
(−78)35 − 17
(+22−4=26)
67.3%
35.0 / 52
100.0%
+25
–   Komodo 4 64-bit3126+11
−11
(−80)32 − 18
(+21−7=22)
64.0%
32.0 / 50
100.0%
+7
–   Chiron 2 64-bit 4CPU3120+15
−15
(−86)32 − 17
(+23−8=18)
65.3%
32.0 / 49
100.0%
+16
–   Hannibal 1.4b 64-bit 4CPU3118+14
−14
(−88)30 − 20
(+18−8=24)
60.0%
30.0 / 50
100.0%
−28
–   Hiarcs 14 4CPU3108+12
−12
(−98)33 − 17
(+24−8=18)
66.0%
33.0 / 50
100.0%
+7
–   Komodo 3 64-bit3108+10
−10
(−98)33.5 − 16.5
(+25−8=17)
67.0%
33.5 / 50
100.0%
+16
–   Naum 4.2 64-bit 4CPU3098+8
−8
(−108)34.5 − 15.5
(+26−7=17)
69.0%
34.5 / 50
100.0%
+22
–   Senpai 1.0 64-bit 4CPU3097+16
−16
(−109)35 − 15
(+25−5=20)
70.0%
35.0 / 50
100.0%
+20
–   Pedone 1.5 64-bit 4CPU3094+17
−17
(−112)23 − 11
(+17−5=12)
67.6%
23.0 / 34
100.0%
+4
–   Chiron 1.5 64-bit 4CPU3094+21
−21
(−112)40 − 12
(+30−2=20)
76.9%
40.0 / 52
100.0%
+64
–   Protector 1.5.0 64-bit 4CPU3087+15
−14
(−119)41 − 19
(+28−6=26)
68.3%
41.0 / 60
100.0%
−4
–   Deep Fritz 13 4CPU3073+17
−17
(−133)36 − 16
(+23−3=26)
69.2%
36.0 / 52
100.0%
−17
–   Bouquet 1.8 64-bit 4CPU3072+17
−17
(−134)36 − 14
(+24−2=24)
72.0%
36.0 / 50
100.0%
0
–   Komodo 2.03 64-bit3071+13
−14
(−135)36 − 14
(+25−3=22)
72.0%
36.0 / 50
100.0%
+4
–   Komodo 2.01 64-bit3071+15
−15
(−135)33.5 − 16.5
(+23−6=21)
67.0%
33.5 / 50
100.0%
−28
–   Vajolet2 2.2 64-bit 4CPU3067+18
−18
(−139)40.5 − 11.5
(+31−2=19)
77.9%
40.5 / 52
100.0%
+48
–   Hannibal 1.3 64-bit 4CPU3066+20
−21
(−140)41 − 19
(+31−9=20)
68.3%
41.0 / 60
100.0%
−16
–   Chiron 1.1a 64-bit 4CPU3063+16
−16
(−143)42.5 − 19.5
(+28−5=29)
68.5%
42.5 / 62
100.0%
−30
–   Deep Shredder 12 64-bit 4CPU3041+7
−7
(−165)35 − 15
(+27−7=16)
70.0%
35.0 / 50
100.0%
−28
–   Spike 1.4 Leiden 4CPU3037+10
−10
(−169)45.5 − 14.5
(+37−6=17)
75.8%
45.5 / 60
100.0%
+15
–   Hiarcs 13.2 4CPU3033+13
−13
(−173)37 − 13
(+28−4=18)
74.0%
37.0 / 50
100.0%
−12
–   Spark 1.0 64-bit 4CPU3029+9
−9
(−177)38 − 12
(+29−3=18)
76.0%
38.0 / 50
100.0%
−2
–   Deep Junior Yokohama 64-bit 4CPU3025+17
−17
(−181)37.5 − 12.5
(+28−3=19)
75.0%
37.5 / 50
100.0%
−15
–   Deep Junior 12.5 64-bit 4CPU3013+16
−16
(−193)37.5 − 12.5
(+29−4=17)
75.0%
37.5 / 50
100.0%
−23
–   Deep Junior 13 64-bit 4CPU3012+18
−18
(−194)40.5 − 9.5
(+34−3=13)
81.0%
40.5 / 50
100.0%
+36
–   Hiarcs 13.1 4CPU3009+12
−12
(−197)37 − 13
(+26−2=22)
74.0%
37.0 / 50
100.0%
−45
–   Komodo 1.3 64-bit2993+12
−12
(−213)39 − 11
(+31−3=16)
78.0%
39.0 / 50
100.0%
−17
–   Deep Junior 12 64-bit 4CPU2989+16
−16
(−217)40 − 10
(+33−3=14)
80.0%
40.0 / 50
100.0%
−1
–   Fritz 132985+10
−10
(−221)41 − 9
(+34−2=14)
82.0%
41.0 / 50
100.0%
+11
–   Protector 1.4.0 64-bit 4CPU2971+13
−13
(−235)43.5 − 6.5
(+39−2=9)
87.0%
43.5 / 50
100.0%
+67
–   Zappa Mexico II 64-bit 4CPU2970+7
−7
(−236)48.5 − 11.5
(+39−2=19)
80.8%
48.5 / 60
100.0%
−18
–   Onno 1.2.70 64-bit 4CPU2955+12
−12
(−251)41.5 − 7.5
(+34−0=15)
84.7%
41.5 / 49
100.0%
−2
–   Thinker 5.4c Inert 64-bit 4CPU2952+9
−9
(−254)42 − 8
(+34−0=16)
84.0%
42.0 / 50
100.0%
−13
–   Gull 1.1 64-bit2943+13
−13
(−263)42 − 8
(+36−2=12)
84.0%
42.0 / 50
100.0%
−3
–   Deep Sjeng WC2008 64-bit 4CPU2940+8
−8
(−266)43 − 7
(+37−1=12)
86.0%
43.0 / 50
100.0%
+11
–   Tucano 7.05 64-bit 4CPU2935+30
−30
(−271)41 − 7
(+36−2=10)
85.4%
41.0 / 48
100.0%
+7
–   Toga II 3.0 4CPU2930+17
−17
(−276)41.5 − 8.5
(+34−1=15)
83.0%
41.5 / 50
100.0%
−39
–   Deep Sjeng 3.0 64-bit 4CPU2930+9
−9
(−276)43 − 7
(+37−1=12)
86.0%
43.0 / 50
100.0%
+1
–   Toga II 1.4 beta5c 4CPU2904+9
−9
(−302)45.5 − 4.5
(+42−1=7)
91.0%
45.5 / 50
100.0%
+63

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Created in 2005-2013 by CCRL team
Last games added on August 20, 2019