CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Rybka 3 64-bit 4CPU (3123+14
−14
)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
–   Arasan 21.1 64-bit 4CPU3167+27
−27
(+44)6.5 − 7.5
(+1−2=11)
46.4%
6.5 / 14
0.2%
+27
–   Rybka 4 64-bit 4CPU3147+10
−10
(+24)21 − 35
(+6−20=30)
37.5%
21.0 / 56
0.3%
−50
–   Laser 1.5 64-bit 4CPU3143+20
−20
(+20)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
5.7%
+1
–   Texel 1.07 64-bit 4CPU3142+14
−14
(+19)11.5 − 12.5
(+5−6=13)
47.9%
11.5 / 24
3.1%
+7
–   Vajolet2 2.6.1 64-bit 4CPU3136+21
−21
(+13)6.5 − 9.5
(+0−3=13)
40.6%
6.5 / 16
16.5%
−35
–   Sting SF 6 64-bit 4CPU3132+28
−28
(+9)9.5 − 10.5
(+3−4=13)
47.5%
9.5 / 20
27.9%
−3
–   Rybka 3 Human 64-bit 4CPU3121+39
−38
(−2)33 − 27
(+13−7=40)
55.0%
33.0 / 60
54.4%
+23
–   Stockfish 1.7.1 64-bit 4CPU3104+19
−19
(−19)65 − 64
(+29−28=72)
50.4%
65.0 / 129
95.2%
−16
–   Naum 4.2 64-bit 4CPU3061+10
−10
(−62)27.5 − 21.5
(+15−9=25)
56.1%
27.5 / 49
100.0%
−27
–   Naum 4.1 64-bit 4CPU3056+28
−28
(−67)33 − 16
(+21−4=24)
67.3%
33.0 / 49
100.0%
+37
–   Rybka 3 64-bit3047+12
−12
(−76)34.5 − 19.5
(+19−4=31)
63.9%
34.5 / 54
100.0%
+1
–   Naum 4 64-bit 4CPU3046+17
−16
(−77)51 − 24
(+34−7=34)
68.0%
51.0 / 75
100.0%
+35
–   Vajolet2 2.2 64-bit 4CPU3042+26
−27
(−81)13.5 − 6.5
(+8−1=11)
67.5%
13.5 / 20
100.0%
+16
–   Stockfish 1.6.3 64-bit 4CPU3040+22
−22
(−83)33.5 − 18.5
(+23−8=21)
64.4%
33.5 / 52
100.0%
+10
–   Deep Shredder 12 64-bit 4CPU3018+10
−10
(−105)29 − 16
(+18−5=22)
64.4%
29.0 / 45
100.0%
−16
–   Rybka 2.3.2a 64-bit 4CPU3018+13
−13
(−105)37.5 − 14.5
(+24−1=27)
72.1%
37.5 / 52
100.0%
+26
–   Deep Fritz 11 4CPU2991+29
−29
(−132)27 − 13
(+17−3=20)
67.5%
27.0 / 40
100.0%
−26
–   Deep Fritz 12 4CPU2985+34
−34
(−138)19 − 5
(+15−1=8)
79.2%
19.0 / 24
100.0%
+62
–   Naum 3.1 64-bit 4CPU2969+18
−18
(−154)41.5 − 10.5
(+31−0=21)
79.8%
41.5 / 52
100.0%
+41
–   Zappa Mexico II 64-bit 4CPU2969+10
−10
(−154)39.5 − 14.5
(+26−1=27)
73.1%
39.5 / 54
100.0%
−14
–   Stockfish 1.4 64-bit 4CPU2949+17
−17
(−174)78 − 22
(+59−3=38)
78.0%
78.0 / 100
100.0%
+12
–   Deep Sjeng WC2008 64-bit 4CPU2926+12
−13
(−197)64 − 19
(+49−4=30)
77.1%
64.0 / 83
100.0%
−14
–   Thinker 5.4c Inert 64-bit 4CPU2924+15
−15
(−199)44.5 − 9.5
(+38−3=13)
82.4%
44.5 / 54
100.0%
+45
–   Komodo 1.0 64-bit2922+14
−14
(−201)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−5
–   Deep Shredder 11 64-bit 4CPU2917+12
−12
(−206)41 − 15
(+28−2=26)
73.2%
41.0 / 56
100.0%
−64
–   Deep Sjeng 3.0 64-bit 4CPU2909+22
−22
(−214)38 − 12
(+30−4=16)
76.0%
38.0 / 50
100.0%
−33
–   Thinker 5.4a Inert 64-bit 4CPU2905+23
−23
(−218)35.5 − 6.5
(+31−2=9)
84.5%
35.5 / 42
100.0%
+50
–   Toga II 1.4.1SE 4CPU2905+13
−13
(−218)39.5 − 10.5
(+33−4=13)
79.0%
39.5 / 50
100.0%
−5
–   Hiarcs 12.1 4CPU2905+15
−15
(−218)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
−40
–   Bright 0.4a 4CPU2897+15
−15
(−226)38.5 − 7.5
(+33−2=11)
83.7%
38.5 / 46
100.0%
+30
–   Glaurung 2.2 64-bit 4CPU2896+16
−16
(−227)81.5 − 14.5
(+68−1=27)
84.9%
81.5 / 96
100.0%
+29
–   Hiarcs 12 4CPU2894+15
−15
(−229)43 − 9
(+37−3=12)
82.7%
43.0 / 52
100.0%
+20
–   Hiarcs Paderborn 2007 4CPU2891+19
−19
(−232)45 − 13
(+34−2=22)
77.6%
45.0 / 58
100.0%
−48
–   Deep Fritz 10.1 4CPU2888+18
−18
(−235)21 − 9
(+16−4=10)
70.0%
21.0 / 30
100.0%
−102
–   Glaurung 2.1 64-bit 4CPU2869+18
−19
(−254)82 − 12
(+70−0=24)
87.2%
82.0 / 94
100.0%
+29
–   Loop M1-T 64-bit 4CPU2849+12
−11
(−274)36.5 − 9.5
(+28−1=17)
79.3%
36.5 / 46
100.0%
−77
–   Bright 0.3a 4CPU2830+18
−18
(−293)27.5 − 3.5
(+24−0=7)
88.7%
27.5 / 31
100.0%
+14
–   Deep Junior 10 4CPU2803+14
−14
(−320)48 − 4
(+45−1=6)
92.3%
48.0 / 52
100.0%
+74

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Created in 2005-2013 by CCRL team
Last games added on August 17, 2019