CCRL 40/15
Downloads and Statistics
May 24, 2020
Testing summary:
Total: 1'147'168 games
played by 2'661 programs

White wins: 396'304 (34.5%)
Black wins: 293'262 (25.6%)
Draws: 457'602 (39.9%)
White score: 54.5%

Engine Details

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Rybka 3 64-bit 4CPU (3119+13
−13
)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
–   Schooner 2.2 64-bit 4CPU3267+26
−26
(+148)2.5 − 13.5
(+0−11=5)
15.6%
2.5 / 16
0.0%
−98
0 0 0 = 0 0 0 0 0 = 0 = 0 0 = =
–   Arasan 21.4 64-bit 4CPU3220+26
−26
(+101)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
−18
0 = = 0 = = 0 0 = 0 = = = 0
–   Schooner 2.1 64-bit 4CPU3215+23
−23
(+96)9 − 17
(+2−10=14)
34.6%
9.0 / 26
0.0%
+3
= = = 0 0 = 0 = = 1 0 = 0 = 0 = 1 0 = = 0 = 0 = 0 =
–   SlowChess Blitz Classic 1.9 64-bit 4CPU3182+27
−27
(+63)5 − 11
(+0−6=10)
31.3%
5.0 / 16
0.0%
−39
= = 0 0 = = 0 = 0 0 = 0 = = = =
–   Arasan 21.1 64-bit 4CPU3168+27
−27
(+49)6.5 − 7.5
(+1−2=11)
46.4%
6.5 / 14
0.1%
+32
= 0 = = = = = = = 1 0 = = =
–   Rybka 4 64-bit 4CPU3148+10
−10
(+29)21 − 35
(+6−20=30)
37.5%
21.0 / 56
0.1%
−45
1 = 0 = = = = = = = 0 = 0 0 1 = = 0 0 1 0 = = = = = = = 0 = = = 0 = 0 = 0 0 0 1 = = = 0 = 1 0 = 0 0 0 1 = 0 0 =
–   Laser 1.5 64-bit 4CPU3143+20
−20
(+24)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
2.7%
+5
1 0 = 1 = = 0 0 = = 1 = 0 = = =
–   Texel 1.07 64-bit 4CPU3142+14
−14
(+23)11.5 − 12.5
(+5−6=13)
47.9%
11.5 / 24
1.3%
+11
= 1 = = = = 1 = 0 0 = = 0 = 1 1 = = 0 1 = 0 = 0
–   Vajolet2 2.6.1 64-bit 4CPU3136+21
−21
(+17)6.5 − 9.5
(+0−3=13)
40.6%
6.5 / 16
9.4%
−31
= = 0 = = = 0 = = = = = = = 0 =
–   Igel 2.3.1 64-bit 4CPU3134+27
−27
(+15)7 − 11
(+4−8=6)
38.9%
7.0 / 18
17.0%
−60
0 0 = 1 1 = = = 0 0 0 1 0 1 0 = 0 =
–   Sting SF 6 64-bit 4CPU3132+28
−28
(+13)9.5 − 10.5
(+3−4=13)
47.5%
9.5 / 20
20.5%
0
0 1 1 = = = 1 = 0 = = = 0 0 = = = = = =
–   Wasp 3.75 64-bit 4CPU3130+30
−30
(+11)8.5 − 11.5
(+3−6=11)
42.5%
8.5 / 20
26.6%
−31
0 0 = = = = = 0 1 = = = = 1 = = 0 0 1 0
–   Rybka 3 Human 64-bit 4CPU3106+31
−31
(−13)33 − 27
(+13−7=40)
55.0%
33.0 / 60
78.5%
+12
1 = = = = = = 0 1 = = = = = = = 1 1 1 = = = = = = 0 = = = 1 1 0 = = = = = = = 0 = 1 1 = = 1 1 1 = = 0 = 1 0 = 0 = = = =
–   Stockfish 1.7.1 64-bit 4CPU3104+19
−18
(−15)65 − 64
(+29−28=72)
50.4%
65.0 / 129
91.7%
−12
= = = 0 = = = = 0 = = 0 = = = 1 1 = 0 0 = = 1 = 1 = = = = = = = = = 1 1 1 0 1 = = = = 0 1 0 1 = 0 0 = = = = = = = = = = 0 0 = 1 = = 0 = = = = = = 1 0 = 1 1 = 0 = 0 = = = 1 0 1 0 1 0 0 0 = = 0 1 = = 1 0 = = = = 0 = 0 0 = 1 1 = 0 1 1 = = 1 1 1 1 = = 1 1 = = 0
–   Naum 4.2 64-bit 4CPU3061+10
−10
(−58)27.5 − 21.5
(+15−9=25)
56.1%
27.5 / 49
100.0%
−23
= = = 1 = 0 1 = 1 = 1 = = 1 = = = = 1 = 1 0 = 1 = 0 = = 0 = 1 1 = = = = 1 = 0 1 0 1 0 = 0 = 0 1 1
–   Naum 4.1 64-bit 4CPU3055+27
−27
(−64)33 − 16
(+21−4=24)
67.3%
33.0 / 49
100.0%
+40
0 1 1 1 = 1 1 = 0 = = 1 0 1 1 1 1 = 1 1 = 1 = 1 = = 1 1 0 = 1 = = = = 1 = = = = 1 = = 1 1 = = = =
–   Rybka 3 64-bit3047+12
−11
(−72)34.5 − 19.5
(+19−4=31)
63.9%
34.5 / 54
100.0%
+5
= = 1 = = = 1 = = = = 0 1 1 = = 0 = = = = = = 1 1 = 1 = 0 = = 1 1 = 1 = 1 1 = 1 1 = 1 1 = = = = = 1 = 1 0 1
–   Naum 4 64-bit 4CPU3043+16
−16
(−76)51 − 24
(+34−7=34)
68.0%
51.0 / 75
100.0%
+36
1 = 0 1 = 1 = 1 1 0 = = 1 1 1 = = = 0 1 0 = 1 = 1 1 = 1 = = = = = 1 = 1 1 = = = 1 1 = = 1 = 1 0 1 = = = 1 = 1 = 1 1 1 0 1 1 1 1 = 1 = 1 0 = = = 1 = 1
–   Vajolet2 2.2 64-bit 4CPU3042+26
−27
(−77)13.5 − 6.5
(+8−1=11)
67.5%
13.5 / 20
100.0%
+20
= = = = = 1 = 1 1 = 1 1 = 0 = 1 = = 1 1
–   Stockfish 1.6.3 64-bit 4CPU3037+22
−22
(−82)33.5 − 18.5
(+23−8=21)
64.4%
33.5 / 52
100.0%
+11
= 0 1 0 1 0 1 = 0 0 1 1 1 = = 1 = = 1 = 1 = 1 = = 1 = 0 = 1 0 = 1 1 = 1 1 = 1 1 1 0 = = = = = 1 1 1 1 =
–   Deep Shredder 12 64-bit 4CPU3018+10
−10
(−101)29 − 16
(+18−5=22)
64.4%
29.0 / 45
100.0%
−12
0 = 1 1 1 = = = = = 1 = 1 1 = 1 0 1 0 = = 1 0 0 = 1 1 = = 1 = 1 = = = 1 1 = = 1 1 = = 1 =
–   Rybka 2.3.2a 64-bit 4CPU3018+13
−13
(−101)37.5 − 14.5
(+24−1=27)
72.1%
37.5 / 52
100.0%
+30
= = 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
–   Deep Fritz 11 4CPU2989+29
−29
(−130)27 − 13
(+17−3=20)
67.5%
27.0 / 40
100.0%
−24
0 0 = 1 = = 1 1 = = = 1 = 1 = 1 = = = 1 = = 0 = = 1 = = 1 1 1 1 = 1 1 = = 1 1 1
–   Deep Fritz 12 4CPU2984+34
−34
(−135)19 − 5
(+15−1=8)
79.2%
19.0 / 24
100.0%
+65
1 1 = 1 = 1 0 = 1 1 1 1 1 1 1 1 1 = = 1 = = = 1
–   Zappa Mexico II 64-bit 4CPU2969+10
−10
(−150)39.5 − 14.5
(+26−1=27)
73.1%
39.5 / 54
100.0%
−10
= 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 =
–   Naum 3.1 64-bit 4CPU2968+18
−18
(−151)41.5 − 10.5
(+31−0=21)
79.8%
41.5 / 52
100.0%
+44
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 =
–   Stockfish 1.4 64-bit 4CPU2948+17
−17
(−171)78 − 22
(+59−3=38)
78.0%
78.0 / 100
100.0%
+15
= 1 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 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
–   Deep Sjeng WC2008 64-bit 4CPU2925+12
−12
(−194)64 − 19
(+49−4=30)
77.1%
64.0 / 83
100.0%
−11
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 0 1 = 1 1 1 1 = = 1 1 0 = 1 = = 1 1 1 = 1 = = 1 0 1 1 = 1 1 = 1 1
–   Thinker 5.4c Inert 64-bit 4CPU2923+15
−15
(−196)44.5 − 9.5
(+38−3=13)
82.4%
44.5 / 54
100.0%
+48
1 = 1 1 1 1 1 1 1 0 1 1 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
–   Komodo 1.0 64-bit2921+14
−14
(−198)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−2
1 1 = 1 = 1 1 = 1 1 1 1 = 1 1 = = 1 = 1 1 1 = = 1 = = 1 = 1 = 1
–   Deep Shredder 11 64-bit 4CPU2916+12
−12
(−203)41 − 15
(+28−2=26)
73.2%
41.0 / 56
100.0%
−61
= 1 1 = = = 1 = = = 0 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
–   Deep Sjeng 3.0 64-bit 4CPU2908+22
−22
(−211)38 − 12
(+30−4=16)
76.0%
38.0 / 50
100.0%
−30
1 1 1 = 1 1 = 1 1 0 = 1 1 = = 1 = 1 1 1 = 1 1 1 = = 1 1 = 1 = = 1 1 1 = 1 0 0 1 = 1 = 1 1 1 0 1 1 =
–   Thinker 5.4a Inert 64-bit 4CPU2904+23
−24
(−215)35.5 − 6.5
(+31−2=9)
84.5%
35.5 / 42
100.0%
+53
= 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 0 1 1 1 = 1
–   Hiarcs 12.1 4CPU2904+15
−15
(−215)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
−37
= = 1 1 = = = = 1 1 = 1 = 1 = 1 1 = 1 1 1 1 1 = = = 1 = 1 1 1 1
–   Toga II 1.4.1SE 4CPU2904+13
−13
(−215)39.5 − 10.5
(+33−4=13)
79.0%
39.5 / 50
100.0%
−2
= = 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 0 = 0 1 1 = 1 1 = 1 1 1 1 1
–   Glaurung 2.2 64-bit 4CPU2896+16
−16
(−223)81.5 − 14.5
(+68−1=27)
84.9%
81.5 / 96
100.0%
+33
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 = 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
–   Bright 0.4a 4CPU2896+15
−15
(−223)38.5 − 7.5
(+33−2=11)
83.7%
38.5 / 46
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 0 1 1 0
–   Hiarcs 12 4CPU2893+15
−15
(−226)43 − 9
(+37−3=12)
82.7%
43.0 / 52
100.0%
+23
1 1 1 1 = 1 1 1 1 0 1 = 1 1 = = 1 1 = 1 0 1 1 1 1 = 1 = 1 1 1 0 1 1 = 1 1 1 = 1 1 1 1 1 = 1 1 = 1 1 = 1
–   Hiarcs Paderborn 2007 4CPU2890+19
−19
(−229)45 − 13
(+34−2=22)
77.6%
45.0 / 58
100.0%
−45
1 1 1 = = = = = 1 1 = 1 0 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 1
–   Deep Fritz 10.1 4CPU2888+18
−18
(−231)21 − 9
(+16−4=10)
70.0%
21.0 / 30
100.0%
−98
= 1 = 1 1 = 1 = = = 0 1 0 1 1 = = = 1 1 0 1 1 1 0 1 1 = 1 1
–   Glaurung 2.1 64-bit 4CPU2868+19
−19
(−251)82 − 12
(+70−0=24)
87.2%
82.0 / 94
100.0%
+32
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 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
–   Loop M1-T 64-bit 4CPU2849+11
−12
(−270)36.5 − 9.5
(+28−1=17)
79.3%
36.5 / 46
100.0%
−73
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
–   Bright 0.3a 4CPU2830+18
−18
(−289)27.5 − 3.5
(+24−0=7)
88.7%
27.5 / 31
100.0%
+18
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 10 4CPU2803+14
−14
(−316)48 − 4
(+45−1=6)
92.3%
48.0 / 52
100.0%
+78
1 1 1 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

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Created in 2005-2013 by CCRL team
Last games added on May 24, 2020