CCRL 40/4
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 1'718'326 games
played by 2'020 programs
23175 CPU days (X2 4600+)

White wins: 671'250 (39.1%)
Black wins: 545'013 (31.7%)
Draws: 502'063 (29.2%)
White score: 53.7%

Engine Details

Options
Show each game results
Rybka 4 64-bit (3101+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 25 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 3 64-bit3217+14
−14
(+116)2 − 14
(+0−12=4)
12.5%
2.0 / 16
0.0%
−172
= = 0 0 0 0 0 = 0 0 0 0 0 0 0 =
–   Houdini 2.0c 64-bit3201+16
−15
(+100)3.5 − 12.5
(+0−9=7)
21.9%
3.5 / 16
0.0%
−75
= = 0 = = = 0 0 0 0 0 0 0 = 0 =
–   Houdini 1.5a 64-bit3170+11
−11
(+69)13 − 21
(+6−14=14)
38.2%
13.0 / 34
0.0%
−8
= 0 0 1 = = 1 0 0 = 0 0 = = 0 = 1 0 = = 0 1 1 = 0 = 0 = 0 = 0 = 0 1
–   Critter 1.6a 64-bit3158+7
−7
(+57)7.5 − 8.5
(+4−5=7)
46.9%
7.5 / 16
0.0%
+39
0 1 0 1 = 1 0 1 = = = 0 0 = = =
–   Komodo 5 64-bit3145+13
−13
(+44)8 − 8
(+4−4=8)
50.0%
8.0 / 16
0.0%
+41
0 = = 0 1 1 = = 0 = 0 = = = 1 1
–   Fritz 16 64-bit3143+13
−13
(+42)23 − 37
(+8−22=30)
38.3%
23.0 / 60
0.0%
−28
= = 0 = 0 = 0 = 0 0 0 = = = = = = = = = = 0 1 0 0 = = = = = 1 1 0 1 0 1 0 0 0 = 1 = = 0 0 0 0 = = 1 0 = = 1 = 0 0 = = 0
–   Stockfish 1.7.1 64-bit 4CPU3141+13
−13
(+40)20.5 − 29.5
(+7−16=27)
41.0%
20.5 / 50
0.0%
−12
= 0 0 0 1 = = = = 0 = 0 = 0 1 0 0 0 = = = = 0 0 1 0 0 = = = 1 = = = 0 1 = 0 = 0 = = = = = = 1 = 1 =
–   Critter 1.4 64-bit3141+15
−15
(+40)8.5 − 7.5
(+5−4=7)
53.1%
8.5 / 16
0.0%
+60
= = 1 0 0 0 1 = 1 = = 0 1 = = 1
–   Stockfish 1.8 64-bit 4CPU3137+16
−16
(+36)21 − 29
(+10−18=22)
42.0%
21.0 / 50
0.0%
−12
1 0 0 1 0 1 0 0 = 0 0 = 0 = = = = 0 = 1 = 0 0 = = 1 = 1 0 = 0 0 = 1 0 = 0 = 0 1 0 = 1 = = = = = = 1
–   Houdini 1.03a 64-bit3115+20
−19
(+14)46 − 53
(+21−28=50)
46.5%
46.0 / 99
11.0%
−6
= 1 1 0 = 0 = = = = 0 = = = 0 0 = 1 = = = = 1 = = = = = = = 0 = 0 = 0 = 1 0 1 = 0 = = 0 1 0 1 = = = = 0 0 0 = 0 = 0 1 0 = 0 = 1 1 = = = 0 1 = 0 = = = 1 = = 1 1 = = 0 = 0 = 0 = 1 1 = 0 0 1 1 0 0 1 1
–   Stockfish 2.2.2 64-bit3114+14
−14
(+13)8 − 8
(+4−4=8)
50.0%
8.0 / 16
8.7%
+15
= 0 1 0 = 0 1 = 1 = = = 0 = 1 =
–   Rybka 4.1 64-bit3109+7
−7
(+8)8.5 − 7.5
(+3−2=11)
53.1%
8.5 / 16
15.9%
+27
= = = = 1 = 0 0 1 = = = 1 = = =
–   Naum 4.2 64-bit 4CPU3099+8
−8
(−2)26.5 − 21.5
(+18−13=17)
55.2%
26.5 / 48
61.7%
+30
= 1 0 1 = 1 = 0 0 0 = = 1 1 0 1 = = = 0 1 1 = 0 1 1 = = 0 = 0 0 1 1 1 = 0 1 1 1 1 0 = 1 = 0 = =
–   Rybka 3 64-bit3077+9
−9
(−24)48.5 − 33.5
(+25−10=47)
59.1%
48.5 / 82
99.9%
+29
= = 0 = 1 = 1 = 1 0 = 1 1 = = = 1 = = 0 = = = = 1 = 0 = = = 1 1 1 = = 0 1 = 1 = = = = 1 1 = 0 = = = = = 0 = 0 = 1 1 1 = 1 0 = = = = = = 1 = 1 = 0 1 = 1 = 1 = 1 = 1
–   Arasan 20.5 64-bit3054+19
−19
(−47)25.5 − 14.5
(+19−8=13)
63.8%
25.5 / 40
100.0%
+44
0 1 0 1 0 1 1 0 1 1 1 = = 1 1 = 1 1 = 1 0 1 0 1 = = = 1 1 = 0 = 0 1 1 = = = = 1
–   Stockfish 1.9.1 64-bit3054+20
−20
(−47)18 − 12
(+13−7=10)
60.0%
18.0 / 30
100.0%
+15
1 1 0 = 1 0 1 = 1 0 = 1 1 = 0 = 1 1 1 = 0 1 = = 0 = = 0 1 1
–   Stockfish 1.7.1 64-bit3044+14
−14
(−57)51 − 31
(+31−11=40)
62.2%
51.0 / 82
100.0%
+17
= 1 = = 1 = 0 1 0 = = 1 = = 0 = = = = 1 = 1 = 1 = = = = 0 = = 1 = = 0 1 1 = 1 1 1 = 1 0 0 1 1 = 1 1 0 = = = = 0 1 1 1 1 1 0 = 1 1 1 0 = = 1 = = = 1 = = 1 = 1 1 = =
–   Deep Shredder 12 64-bit 4CPU3042+7
−7
(−59)25 − 25
(+12−12=26)
50.0%
25.0 / 50
100.0%
−59
1 = 0 = = 1 0 = = 0 1 1 = = = = = = 1 = 0 = 0 1 = = 0 1 1 = = 1 = 0 = = 1 0 0 0 1 = = = = 0 0 1 = =
–   Spark 0.4 64-bit 4CPU2989+14
−14
(−112)33.5 − 16.5
(+21−4=25)
67.0%
33.5 / 50
100.0%
−11
1 = = 1 1 = = 1 = = = = 0 = 0 = = = 1 1 1 1 0 1 1 = 1 = = 1 = 1 1 = 1 = = = 1 1 = 1 = 1 = 1 = = 1 0
–   Naum 4.2 64-bit2987+8
−8
(−114)38 − 18
(+25−5=26)
67.9%
38.0 / 56
100.0%
−6
= = = 0 1 1 = = = = 1 = 1 1 = = = 0 1 1 1 = 1 1 0 = = 1 = 1 1 0 = 1 = 1 = = = 1 1 1 = 1 1 = 1 0 1 1 1 1 = = = =
–   Fritz 132985+10
−10
(−116)10 − 6
(+6−2=8)
62.5%
10.0 / 16
100.0%
−40
0 = = 1 1 = 0 1 = 1 = 1 = = = 1
–   Critter 0.70 64-bit2973+18
−18
(−128)37.5 − 11.5
(+31−5=13)
76.5%
37.5 / 49
100.0%
+62
1 = = 1 = 0 1 = 1 1 1 = 1 = 1 = = 1 = 1 1 1 = 1 1 1 1 0 1 1 1 1 0 = 0 1 1 1 = 1 1 0 1 1 1 1 = 1 1
–   Zappa Mexico II 64-bit 4CPU2971+7
−7
(−130)34.5 − 15.5
(+25−6=19)
69.0%
34.5 / 50
100.0%
−5
1 = = 0 1 1 0 1 = = 0 1 1 = = 1 = 1 = 1 1 = = 1 0 1 1 1 0 1 1 1 = 1 = 1 = 1 1 = = 1 0 = = 1 = 1 1 =
–   Komodo 1.2 64-bit2966+12
−12
(−135)39 − 15
(+28−4=22)
72.2%
39.0 / 54
100.0%
+6
1 = 1 1 1 1 = 1 = 1 = = 1 1 = 1 1 1 1 = 1 1 1 = 1 1 0 1 = 1 = = = 1 1 = = 1 0 1 = = 1 = = = 0 = 1 0 1 = 1 =
–   Deep Shredder 12 64-bit2955+8
−8
(−146)34.5 − 15.5
(+23−4=23)
69.0%
34.5 / 50
100.0%
−31
1 1 = = 1 = = 1 = = = 0 = 1 1 = 0 = 1 1 1 1 1 = 1 = 1 1 1 = = 1 = 1 1 = 1 = 0 1 = = = 1 = 1 0 = 1 =
–   Protector 1.3.4 64-bit 4CPU2952+13
−13
(−149)36.5 − 13.5
(+28−5=17)
73.0%
36.5 / 50
100.0%
+7
= 1 1 1 = = 1 = 1 1 = 1 1 0 1 = 1 = 1 = 1 1 = = 1 0 0 1 1 = 0 = 1 0 1 1 1 1 1 = 1 1 = = 1 1 1 = = 1
–   Thinker 5.4c Inert 64-bit 4CPU2951+9
−9
(−150)39.5 − 10.5
(+31−2=17)
79.0%
39.5 / 50
100.0%
+49
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
–   Hiarcs 12 4CPU2941+9
−9
(−160)32 − 18
(+24−10=16)
64.0%
32.0 / 50
100.0%
−64
1 1 1 0 0 1 0 = 1 1 1 1 0 1 1 1 = 1 1 = = 1 0 0 = 1 = 1 = 1 = = 1 = = 0 0 1 0 = = 1 0 = 1 1 = 1 = 1
–   Deep Sjeng WC2008 64-bit 4CPU2940+8
−8
(−161)38.5 − 11.5
(+31−4=15)
77.0%
38.5 / 50
100.0%
+28
1 = 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 0 1 = 1 1 1 = = 1 0 1 1
–   Hiarcs 12.1 4CPU2939+10
−10
(−162)37 − 13
(+30−6=14)
74.0%
37.0 / 50
100.0%
+7
1 1 = = 1 1 1 1 = 1 1 = 1 = 1 1 0 0 1 1 1 1 = 0 1 1 1 = 1 1 = = = 1 = = = 0 1 1 1 1 1 1 1 1 = 0 0 1
–   Hiarcs 13.22932+15
−15
(−169)21.5 − 7.5
(+16−2=11)
74.1%
21.5 / 29
100.0%
−9
1 1 1 0 = = 0 = 1 1 1 1 1 1 1 = 1 = 1 1 1 = = 1 = 1 = = =
–   Komodo 1.0 64-bit2932+12
−11
(−169)57.5 − 19.5
(+46−8=23)
74.7%
57.5 / 77
100.0%
+4
= 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 0 1 1 = = = = 1 = = 1 0 1 1 1 = = 1 = 0 = = 1 1 1 = 1 1 1 1 1 0 1 = 1 0 1 1 = 1 = = 0
–   Spark 1.0 64-bit2925+7
−7
(−176)25 − 6
(+20−1=10)
80.6%
25.0 / 31
100.0%
+39
= 1 = = 0 1 = 1 = 1 = 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 1 = 1 1 =
–   Deep Junior 11.2 64-bit 4CPU2924+17
−17
(−177)36.5 − 13.5
(+31−8=11)
73.0%
36.5 / 50
100.0%
−6
= 1 1 1 1 = = 1 1 = = 1 1 0 1 1 = 0 1 = 1 = 1 1 1 0 1 0 1 1 1 1 1 1 1 = = 1 1 0 1 1 1 1 0 = 0 1 0 1
–   Spark 0.5 64-bit2920+18
−18
(−181)39 − 11
(+32−4=14)
78.0%
39.0 / 50
100.0%
+18
1 1 1 = 0 1 = 1 = 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 0
–   Fritz 122908+13
−13
(−193)62.5 − 15.5
(+51−4=23)
80.1%
62.5 / 78
100.0%
+23
= 1 = 1 1 1 1 0 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 1 1 = 1 = 1 1 1 = = 0 1 1 = 1 1 1 1 1 1 1 =
–   Bright 0.5c 4CPU2906+14
−14
(−195)36 − 14
(+29−7=14)
72.0%
36.0 / 50
100.0%
−39
= 1 1 = 1 1 1 1 0 1 1 1 1 = 1 = 1 0 1 = = 0 1 1 = = = = 1 = 1 1 = 1 1 1 = 1 0 1 1 1 0 1 1 0 = 0 1 1
–   Toga II 1.4 beta5c 4CPU2904+9
−9
(−197)42 − 8
(+35−1=14)
84.0%
42.0 / 50
100.0%
+53
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 =
–   Thinker 5.4c Inert 64-bit2882+9
−9
(−219)63.5 − 13.5
(+54−4=19)
82.5%
63.5 / 77
100.0%
+25
= 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 0 = 1 1 1 1 1 1 = 1 = 1 = 1 0 1 1 1 1 = 1 0 = = 1 = 1 = = = 1 1 1 = 1 1 1 1
–   Spark 0.4 64-bit2882+11
−11
(−219)61 − 16
(+48−3=26)
79.2%
61.0 / 77
100.0%
−18
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 0 1 1 1 1 = 1 = = 1 1 1 = 1 0 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 = 1
–   Critter 0.60 64-bit2865+17
−17
(−236)43 − 8
(+38−3=10)
84.3%
43.0 / 51
100.0%
+34
1 1 1 1 = 1 = = 0 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 0 1
–   Protector 1.3.4 64-bit2852+18
−18
(−249)43.5 − 7.5
(+37−1=13)
85.3%
43.5 / 51
100.0%
+18
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
–   Onno 1.2.70 64-bit2844+9
−9
(−257)43.5 − 6.5
(+38−1=11)
87.0%
43.5 / 50
100.0%
+34
= 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
–   Zappa Mexico II 64-bit2841+7
−7
(−260)60.5 − 15.5
(+48−3=25)
79.6%
60.5 / 76
100.0%
−52
= 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 0 1 = 1 = 1 1 1 = 1 1 1 = 1 1 1 1 0 1 1 = 1
–   Deep Junior 11.1a 64-bit2840+13
−14
(−261)43.5 − 7.5
(+38−2=11)
85.3%
43.5 / 51
100.0%
+13
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 0 1 = 1 1 =
–   Deep Sjeng 3.0 64-bit2837+10
−11
(−264)41 − 9
(+33−1=16)
82.0%
41.0 / 50
100.0%
−39
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 = 1 1 =
–   Hiarcs 122834+10
−11
(−267)39 − 11
(+31−3=16)
78.0%
39.0 / 50
100.0%
−73
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 0 = = 1 1 = 1 1 1 1 0 =

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018