CCRL 40/15
Downloads and Statistics
August 1, 2020
Testing summary:
Total: 1'166'106 games
played by 2'690 programs

White wins: 402'287 (34.5%)
Black wins: 297'247 (25.5%)
Draws: 466'572 (40.0%)
White score: 54.5%

Engine Details

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Rybka 3 64-bit 4CPU (3118+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
–   RubiChess 1.7.3 64-bit 4CPU3287+23
−23
(+169)6.5 − 25.5
(+2−21=9)
20.3%
6.5 / 32
0.0%
−42
0 0 = 0 = 0 1 0 0 = 0 0 0 1 0 0 = = 0 0 = 0 0 0 = 0 = = 0 0 0 0
–   Schooner 2.2 64-bit 4CPU3266+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 4CPU3218+25
−25
(+100)4 − 10
(+0−6=8)
28.6%
4.0 / 14
0.0%
−19
0 = = 0 = = = 0 = = = 0 0 0
–   Schooner 2.1 64-bit 4CPU3214+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 4CPU3181+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 4CPU3167+27
−27
(+49)6.5 − 7.5
(+1−2=11)
46.4%
6.5 / 14
0.1%
+32
= = = = = 1 0 = = = = = = 0
–   Rybka 4 64-bit 4CPU3147+10
−10
(+29)21 − 35
(+6−20=30)
37.5%
21.0 / 56
0.0%
−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
(+25)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
2.4%
+6
1 0 = 1 0 = = = = = 1 = = = 0 0
–   Texel 1.07 64-bit 4CPU3141+14
−14
(+23)11.5 − 12.5
(+5−6=13)
47.9%
11.5 / 24
1.1%
+11
= 1 = = = = 1 = 0 0 = = 0 = 1 1 = = 0 1 = 0 = 0
–   Vajolet2 2.6.1 64-bit 4CPU3136+21
−21
(+18)6.5 − 9.5
(+0−3=13)
40.6%
6.5 / 16
8.7%
−30
= = = = 0 = 0 = = = 0 = = = = =
–   Igel 2.3.1 64-bit 4CPU3133+27
−27
(+15)7 − 11
(+4−8=6)
38.9%
7.0 / 18
16.1%
−60
0 0 = 1 1 = = = 0 0 0 1 0 1 0 = 0 =
–   Sting SF 6 64-bit 4CPU3132+28
−28
(+14)9.5 − 10.5
(+3−4=13)
47.5%
9.5 / 20
19.4%
+1
= 0 0 = = = = = = 0 1 1 = = = 1 = 0 = =
–   Wasp 3.75 64-bit 4CPU3132+29
−29
(+14)8.5 − 11.5
(+3−6=11)
42.5%
8.5 / 20
18.4%
−28
1 = = = = 1 0 0 = = = = = 0 = = 0 0 1 0
–   Rybka 3 Human 64-bit 4CPU3105+31
−31
(−13)33 − 27
(+13−7=40)
55.0%
33.0 / 60
77.6%
+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 4CPU3103+19
−18
(−15)65 − 64
(+29−28=72)
50.4%
65.0 / 129
91.0%
−12
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 = = = 0 = = = = 0 = = 0 = = = 1 1 = 0 0 = = 1 = 1 = = = = = = = = = 1 1 1 0 1 = = = = 0
–   Naum 4.2 64-bit 4CPU3061+10
−10
(−57)27.5 − 21.5
(+15−9=25)
56.1%
27.5 / 49
100.0%
−22
= = = 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 4CPU3054+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-bit3046+11
−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 4CPU3042+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+27
−27
(−76)13.5 − 6.5
(+8−1=11)
67.5%
13.5 / 20
100.0%
+21
= = = = = 1 = 1 1 = 1 1 = 0 = 1 = = 1 1
–   Stockfish 1.6.3 64-bit 4CPU3036+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 = = = = = = 1 1 1 1 = 0 = 1 0 = 1 1 = 1 1 = 1 1 1 0
–   Deep Shredder 12 64-bit 4CPU3018+10
−10
(−100)29 − 16
(+18−5=22)
64.4%
29.0 / 45
100.0%
−11
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 4CPU3017+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
(−129)27 − 13
(+17−3=20)
67.5%
27.0 / 40
100.0%
−23
0 0 = 1 = = 1 1 = = = 1 = 1 = 1 = = = 1 = = 0 = = 1 = = 1 1 1 1 = 1 1 = = 1 1 1
–   Deep Fritz 12 4CPU2983+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 4CPU2968+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 4CPU2967+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 4CPU2947+17
−17
(−171)78 − 22
(+59−3=38)
78.0%
78.0 / 100
100.0%
+15
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 = 1 = 1 = = 1 1 = 1 1 1 1 = = 1 = 1 0 1 = 1 1 1 = = 1 1 = = = = 1 1 1 1 = = = 1 1 1 0 1
–   Deep Sjeng WC2008 64-bit 4CPU2925+12
−12
(−193)64 − 19
(+49−4=30)
77.1%
64.0 / 83
100.0%
−10
1 = = 1 = = 1 1 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 = = 1 = 1 1 1 = 1 = = 1 = = 1 = 1 0 1 = 1 1 1 = 1 1 1 1 1 0 1 = 1 1 1 1
–   Thinker 5.4c Inert 64-bit 4CPU2923+15
−15
(−195)44.5 − 9.5
(+38−3=13)
82.4%
44.5 / 54
100.0%
+49
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
(−197)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−1
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
(−202)41 − 15
(+28−2=26)
73.2%
41.0 / 56
100.0%
−60
= 1 1 = = = 1 = = = 1 = 1 1 1 1 1 = = 1 = = 1 1 1 1 = = 1 = 0 = 1 1 = 0 1 1 = 1 = = = 1 = 1 = 1 = 1 1 = 1 1 1 =
–   Deep Sjeng 3.0 64-bit 4CPU2907+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
(−214)35.5 − 6.5
(+31−2=9)
84.5%
35.5 / 42
100.0%
+54
= 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 4CPU2903+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 4CPU2903+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
–   Bright 0.4a 4CPU2896+15
−15
(−222)38.5 − 7.5
(+33−2=11)
83.7%
38.5 / 46
100.0%
+34
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
–   Glaurung 2.2 64-bit 4CPU2895+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
–   Hiarcs 12 4CPU2892+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 4CPU2889+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 4CPU2887+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
(−250)82 − 12
(+70−0=24)
87.2%
82.0 / 94
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 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 4CPU2848+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 4CPU2829+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 4CPU2802+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 August 1, 2020