CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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Show each game results
Rybka 4.1 64-bit 4CPU#31  (3207+7
−7
)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 10.4 64-bit 4CPU3473+18
−17
(+266)9 − 51
(+0−42=18)
15.0%
9.0 / 60
0.0%
+12
–   Stockfish 160716 64-bit 4CPU3455+14
−13
(+248)18 − 86
(+1−69=34)
17.3%
18.0 / 104
0.0%
+17
–   Stockfish 200516 64-bit 4CPU3442+18
−18
(+235)14 − 60
(+2−48=24)
18.9%
14.0 / 74
0.0%
+17
–   Komodo 10 64-bit 4CPU3430+14
−14
(+223)17 − 65
(+2−50=30)
20.7%
17.0 / 82
0.0%
+25
–   Stockfish 7 64-bit 4CPU3427+20
−19
(+220)12 − 40
(+1−29=22)
23.1%
12.0 / 52
0.0%
+47
–   Komodo 10.1 64-bit 4CPU3426+18
−18
(+219)5 − 47
(+0−42=10)
9.6%
5.0 / 52
0.0%
−116
–   Stockfish 251115 64-bit 4CPU3421+17
−17
(+214)14.5 − 59.5
(+1−46=27)
19.6%
14.5 / 74
0.0%
+8
–   Komodo 9.2 64-bit 4CPU3412+19
−19
(+205)14.5 − 67.5
(+2−55=25)
17.7%
14.5 / 82
0.0%
−26
–   Komodo 9.3 64-bit 4CPU3406+19
−19
(+199)17 − 67
(+3−53=28)
20.2%
17.0 / 84
0.0%
−7
–   Komodo 9.42 64-bit 4CPU3403+17
−17
(+196)23 − 81
(+5−63=36)
22.1%
23.0 / 104
0.0%
+6
–   Stockfish 6 64-bit 4CPU3393+15
−15
(+186)22.5 − 77.5
(+3−58=39)
22.5%
22.5 / 100
0.0%
+4
–   Komodo 9 64-bit 4CPU3382+16
−16
(+175)33 − 97
(+5−69=56)
25.4%
33.0 / 130
0.0%
+19
–   Komodo 9.1 64-bit 4CPU3382+18
−18
(+175)27.5 − 72.5
(+4−49=47)
27.5%
27.5 / 100
0.0%
+37
–   Stockfish 5 64-bit 4CPU3366+16
−16
(+159)31 − 99
(+8−76=46)
23.8%
31.0 / 130
0.0%
−16
–   Komodo 8 64-bit 4CPU3353+16
−16
(+146)25 − 75
(+6−56=38)
25.0%
25.0 / 100
0.0%
−18
–   Andscacs 0.95 64-bit 4CPU3335+12
−13
(+128)12 − 26
(+3−17=18)
31.6%
12.0 / 38
0.0%
+13
–   Houdini 4 64-bit 4CPU3332+9
−9
(+125)15 − 35
(+5−25=20)
30.0%
15.0 / 50
0.0%
−3
–   Komodo 7a 64-bit 4CPU3321+16
−15
(+114)30.5 − 69.5
(+11−50=39)
30.5%
30.5 / 100
0.0%
−11
–   Houdini 3 64-bit 4CPU3320+14
−14
(+113)19 − 31
(+9−21=20)
38.0%
19.0 / 50
0.0%
+40
–   Stockfish 6 64-bit3317+12
−11
(+110)10.5 − 21.5
(+0−11=21)
32.8%
10.5 / 32
0.0%
+16
–   Stockfish DD 64-bit 4CPU3310+15
−15
(+103)12 − 38
(+4−30=16)
24.0%
12.0 / 50
0.0%
−76
–   RofChade 2.1 64-bit 4CPU3310+20
−20
(+103)9 − 20
(+3−14=12)
31.0%
9.0 / 29
0.0%
−17
–   Schooner 2.1 64-bit 4CPU3290+21
−21
(+83)12 − 21
(+3−12=18)
36.4%
12.0 / 33
0.0%
+4
–   Defenchess 2.1 64-bit 4CPU3289+19
−19
(+82)10.5 − 19.5
(+1−10=19)
35.0%
10.5 / 30
0.0%
0
–   Komodo TCEC 64-bit 4CPU3287+16
−16
(+80)57 − 90
(+23−56=68)
38.8%
57.0 / 147
0.0%
+10
–   Houdini 2.0c 64-bit 4CPU3277+12
−12
(+70)56.5 − 93.5
(+24−61=65)
37.7%
56.5 / 150
0.0%
−7
–   Schooner 2.0.34 64-bit 4CPU3276+16
−16
(+69)16 − 28
(+5−17=22)
36.4%
16.0 / 44
0.0%
−12
–   Laser 1.6 64-bit 4CPU3276+17
−17
(+69)22 − 29
(+8−15=28)
43.1%
22.0 / 51
0.0%
+30
–   Stockfish 4 64-bit 4CPU3269+17
−17
(+62)16.5 − 33.5
(+6−23=21)
33.0%
16.5 / 50
0.0%
−45
–   Houdini 1.5a 64-bit 4CPU3265+16
−16
(+58)21 − 29
(+9−17=24)
42.0%
21.0 / 50
0.0%
+8
–   Gull 3 64-bit 4CPU3260+9
−9
(+53)16 − 31
(+6−21=20)
34.0%
16.0 / 47
0.0%
−47
–   Gull 2.8b 64-bit 4CPU3257+21
−21
(+50)22 − 28
(+8−14=28)
44.0%
22.0 / 50
0.0%
+14
–   Fire 4 64-bit 4CPU3256+10
−10
(+49)35 − 45
(+11−21=48)
43.8%
35.0 / 80
0.0%
+11
–   Equinox 3.30 64-bit 4CPU3252+8
−8
(+45)40 − 60
(+7−27=66)
40.0%
40.0 / 100
0.0%
−9
–   Komodo 6 64-bit 4CPU3252+19
−19
(+45)22 − 28
(+9−15=26)
44.0%
22.0 / 50
0.0%
+9
–   Fizbo 1.8 64-bit 4CPU3248+14
−14
(+41)17.5 − 34.5
(+5−22=25)
33.7%
17.5 / 52
0.0%
−58
–   Arasan 21.3 64-bit 4CPU3246+24
−24
(+39)12 − 12
(+6−6=12)
50.0%
12.0 / 24
0.1%
+39
–   Gull 2.3 64-bit 4CPU3244+17
−17
(+37)21 − 29
(+10−18=22)
42.0%
21.0 / 50
0.0%
−14
–   Houdini 4 64-bit3241+9
−9
(+34)18 − 32
(+8−22=20)
36.0%
18.0 / 50
0.0%
−56
–   Komodo 5.1 64-bit 4CPU3239+16
−15
(+32)27 − 34
(+11−18=32)
44.3%
27.0 / 61
0.0%
0
–   Andscacs 0.872 64-bit 4CPU3239+17
−17
(+32)25 − 27
(+13−15=24)
48.1%
25.0 / 52
0.0%
+20
–   Stockfish 3 64-bit 4CPU3237+19
−19
(+30)27.5 − 35.5
(+12−20=31)
43.7%
27.5 / 63
0.2%
−8
–   RofChade 2.0 64-bit 4CPU3236+17
−17
(+29)19 − 21
(+8−10=22)
47.5%
19.0 / 40
0.1%
+15
–   Komodo 8 64-bit3235+13
−13
(+28)12.5 − 19.5
(+4−11=17)
39.1%
12.5 / 32
0.0%
−36
–   Critter 1.6a 64-bit 4CPU3232+7
−7
(+25)54 − 60
(+26−32=56)
47.4%
54.0 / 114
0.0%
+10
–   Hannibal 1.7 64-bit 4CPU3229+10
−11
(+22)24 − 28
(+12−16=24)
46.2%
24.0 / 52
0.0%
−3
–   Gull 2.2 64-bit 4CPU3224+20
−20
(+17)20.5 − 29.5
(+9−18=23)
41.0%
20.5 / 50
5.5%
−39
–   Fritz 15 64-bit 4CPU3224+10
−10
(+17)37 − 35
(+13−11=48)
51.4%
37.0 / 72
0.3%
+24
–   Andscacs 0.86 64-bit 4CPU3222+17
−17
(+15)24 − 28
(+13−17=22)
46.2%
24.0 / 52
5.3%
−8
–   Stockfish 2.3.1 64-bit 4CPU3221+18
−18
(+14)50 − 54
(+22−26=56)
48.1%
50.0 / 104
7.5%
+1
–   Fire 3.0 64-bit 4CPU3216+17
−17
(+9)31.5 − 48.5
(+13−30=37)
39.4%
31.5 / 80
16.6%
−56
–   NirvanaChess 2.3 64-bit 4CPU3212+13
−14
(+5)24 − 28
(+6−10=36)
46.2%
24.0 / 52
26.3%
−17
–   Critter 1.2 64-bit 4CPU3209+16
−16
(+2)23 − 26
(+10−13=26)
46.9%
23.0 / 49
41.2%
−15
–   Arasan 21.2 64-bit 4CPU3206+17
−17
(−1)42 − 43
(+16−17=52)
49.4%
42.0 / 85
51.4%
−5
–   Komodo 7a 64-bit3206+14
−14
(−1)47 − 53
(+23−29=48)
47.0%
47.0 / 100
56.0%
−17
–   Pedone 1.9 64-bit 4CPU3201+17
−17
(−6)43 − 32
(+23−12=40)
57.3%
43.0 / 75
73.1%
+35
–   BlackMamba 2.0 64-bit 4CPU3197+12
−12
(−10)26 − 24
(+14−12=24)
52.0%
26.0 / 50
91.8%
+1
–   Stockfish 2.1.1 64-bit 4CPU3195+15
−15
(−12)25 − 25
(+13−13=24)
50.0%
25.0 / 50
92.4%
−14
–   Arasan 21.1 64-bit 4CPU3193+17
−17
(−14)24 − 22
(+14−12=20)
52.2%
24.0 / 46
92.0%
−1
–   Booot 6.1 64-bit 4CPU3188+15
−15
(−19)18 − 22
(+9−13=18)
45.0%
18.0 / 40
99.0%
−48
–   Wasp 3.75 64-bit 4CPU3184+21
−21
(−23)35 − 33
(+15−13=40)
51.5%
35.0 / 68
97.8%
−13
–   Vajolet2 2.6.1 64-bit 4CPU3184+15
−15
(−23)21.5 − 17.5
(+12−8=19)
55.1%
21.5 / 39
99.5%
+10
–   Fizbo 1.7 64-bit 4CPU3184+15
−15
(−23)28 − 24
(+19−15=18)
53.8%
28.0 / 52
99.6%
+4
–   NirvanaChess 2.2 64-bit 4CPU3182+16
−16
(−25)30 − 22
(+16−8=28)
57.7%
30.0 / 52
99.7%
+17
–   Komodo CCT 64-bit3181+12
−11
(−26)31.5 − 18.5
(+21−8=21)
63.0%
31.5 / 50
100.0%
+54
–   Elektro 1.2 64-bit 4CPU3175+16
−16
(−32)30.5 − 21.5
(+16−7=29)
58.7%
30.5 / 52
100.0%
+15
–   Nemorino 5.00 64-bit 4CPU3173+13
−13
(−34)29 − 23
(+19−13=20)
55.8%
29.0 / 52
100.0%
+4
–   Hannibal 1.5 64-bit 4CPU3170+13
−13
(−37)59.5 − 40.5
(+40−21=39)
59.5%
59.5 / 100
100.0%
+24
–   Houdini 1.5a 64-bit3170+12
−11
(−37)32 − 18
(+19−5=26)
64.0%
32.0 / 50
100.0%
+43
–   iCE 4.0 64-bit 4CPU3170+23
−23
(−37)47 − 23
(+33−9=28)
67.1%
47.0 / 70
99.9%
+72
–   Stockfish 2.0.1 64-bit 4CPU3167+15
−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
(−48)21.5 − 23.5
(+10−12=23)
47.8%
21.5 / 45
100.0%
−60
–   Texel 1.06 64-bit 4CPU3158+14
−15
(−49)31.5 − 20.5
(+20−9=23)
60.6%
31.5 / 52
100.0%
+15
–   Wasp 3.60 64-bit 4CPU3157+18
−18
(−50)41.5 − 33.5
(+19−11=45)
55.3%
41.5 / 75
100.0%
−19
–   Critter 1.01 64-bit 4CPU3157+16
−16
(−50)25.5 − 24.5
(+11−10=29)
51.0%
25.5 / 50
100.0%
−44
–   Naum 4.6 64-bit 4CPU3153+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
(−61)36.5 − 15.5
(+25−4=23)
70.2%
36.5 / 52
100.0%
+63
–   Protector 1.9.0 64-bit 4CPU3129+10
−10
(−78)35 − 17
(+22−4=26)
67.3%
35.0 / 52
100.0%
+25
–   Komodo 4 64-bit3127+11
−11
(−80)32 − 18
(+21−7=22)
64.0%
32.0 / 50
100.0%
+7
–   Chiron 2 64-bit 4CPU3120+15
−14
(−87)32 − 17
(+23−8=18)
65.3%
32.0 / 49
100.0%
+15
–   Hannibal 1.4b 64-bit 4CPU3118+14
−14
(−89)30 − 20
(+18−8=24)
60.0%
30.0 / 50
100.0%
−29
–   Komodo 3 64-bit3109+10
−10
(−98)33.5 − 16.5
(+25−8=17)
67.0%
33.5 / 50
100.0%
+16
–   Hiarcs 14 4CPU3108+12
−12
(−99)33 − 17
(+24−8=18)
66.0%
33.0 / 50
100.0%
+6
–   Naum 4.2 64-bit 4CPU3099+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
(−110)35 − 15
(+25−5=20)
70.0%
35.0 / 50
100.0%
+19
–   Chiron 1.5 64-bit 4CPU3095+21
−21
(−112)40 − 12
(+30−2=20)
76.9%
40.0 / 52
100.0%
+64
–   Pedone 1.5 64-bit 4CPU3093+17
−17
(−114)23 − 11
(+17−5=12)
67.6%
23.0 / 34
100.0%
+2
–   Protector 1.5.0 64-bit 4CPU3087+15
−14
(−120)41 − 19
(+28−6=26)
68.3%
41.0 / 60
100.0%
−5
–   Deep Fritz 13 4CPU3074+17
−17
(−133)36 − 16
(+23−3=26)
69.2%
36.0 / 52
100.0%
−17
–   Bouquet 1.8 64-bit 4CPU3072+17
−17
(−135)36 − 14
(+24−2=24)
72.0%
36.0 / 50
100.0%
−1
–   Komodo 2.03 64-bit3071+14
−13
(−136)36 − 14
(+25−3=22)
72.0%
36.0 / 50
100.0%
+3
–   Komodo 2.01 64-bit3071+15
−15
(−136)33.5 − 16.5
(+23−6=21)
67.0%
33.5 / 50
100.0%
−29
–   Vajolet2 2.2 64-bit 4CPU3068+18
−18
(−139)40.5 − 11.5
(+31−2=19)
77.9%
40.5 / 52
100.0%
+48
–   Hannibal 1.3 64-bit 4CPU3067+21
−21
(−140)41 − 19
(+31−9=20)
68.3%
41.0 / 60
100.0%
−16
–   Chiron 1.1a 64-bit 4CPU3064+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
(−166)35 − 15
(+27−7=16)
70.0%
35.0 / 50
100.0%
−29
–   Spike 1.4 Leiden 4CPU3039+10
−10
(−168)45.5 − 14.5
(+37−6=17)
75.8%
45.5 / 60
100.0%
+16
–   Hiarcs 13.2 4CPU3033+13
−13
(−174)37 − 13
(+28−4=18)
74.0%
37.0 / 50
100.0%
−13
–   Spark 1.0 64-bit 4CPU3028+9
−9
(−179)38 − 12
(+29−3=18)
76.0%
38.0 / 50
100.0%
−4
–   Deep Junior Yokohama 64-bit 4CPU3026+17
−17
(−181)37.5 − 12.5
(+28−3=19)
75.0%
37.5 / 50
100.0%
−15
–   Deep Junior 12.5 64-bit 4CPU3014+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
(−195)40.5 − 9.5
(+34−3=13)
81.0%
40.5 / 50
100.0%
+35
–   Hiarcs 13.1 4CPU3009+12
−12
(−198)37 − 13
(+26−2=22)
74.0%
37.0 / 50
100.0%
−46
–   Komodo 1.3 64-bit2993+12
−12
(−214)39 − 11
(+31−3=16)
78.0%
39.0 / 50
100.0%
−18
–   Deep Junior 12 64-bit 4CPU2990+16
−16
(−217)40 − 10
(+33−3=14)
80.0%
40.0 / 50
100.0%
−1
–   Fritz 132986+10
−10
(−221)41 − 9
(+34−2=14)
82.0%
41.0 / 50
100.0%
+11
–   Protector 1.4.0 64-bit 4CPU2972+13
−13
(−235)43.5 − 6.5
(+39−2=9)
87.0%
43.5 / 50
100.0%
+67
–   Zappa Mexico II 64-bit 4CPU2971+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
(−252)41.5 − 7.5
(+34−0=15)
84.7%
41.5 / 49
100.0%
−3
–   Thinker 5.4c Inert 64-bit 4CPU2952+9
−9
(−255)42 − 8
(+34−0=16)
84.0%
42.0 / 50
100.0%
−14
–   Gull 1.1 64-bit2943+12
−12
(−264)42 − 8
(+36−2=12)
84.0%
42.0 / 50
100.0%
−4
–   Deep Sjeng WC2008 64-bit 4CPU2940+8
−8
(−267)43 − 7
(+37−1=12)
86.0%
43.0 / 50
100.0%
+10
–   Tucano 7.05 64-bit 4CPU2936+30
−30
(−271)41 − 7
(+36−2=10)
85.4%
41.0 / 48
100.0%
+7
–   Toga II 3.0 4CPU2931+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
(−277)43 − 7
(+37−1=12)
86.0%
43.0 / 50
100.0%
0
–   Toga II 1.4 beta5c 4CPU2904+9
−9
(−303)45.5 − 4.5
(+42−1=7)
91.0%
45.5 / 50
100.0%
+62

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019