CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Rybka 1.1 64-bit (2902+22
−21
)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 20.2 64-bit3020+26
−26
(+118)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−13
1 = 0 = 0 = = 0 0 0
–   SmarThink 1.96 64-bit3006+20
−21
(+104)4 − 8
(+2−6=4)
33.3%
4.0 / 12
0.0%
−10
1 = 0 0 0 = 0 1 = = 0 0
–   BlackMamba 1.2c 64-bit3002+31
−31
(+100)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+69
0 = = 1
–   SmarThink 1.97 64-bit2998+20
−20
(+96)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−34
= = 0 = 0 1 0 0 0 =
–   Gull II 64-bit2987+30
−30
(+85)4 − 0
(+4−0=0)
100.0%
4.0 / 4
0.0%
+INF
1 1 1 1
–   NirvanaChess 2.0a 64-bit2986+24
−23
(+84)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+60
= 0 = 0 1 0 = = = 1
–   Hannibal 1.3 64-bit2968+17
−17
(+66)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+7
= 0 1 0
–   Arasan 20.1 64-bit2964+23
−23
(+62)7 − 9
(+4−6=6)
43.8%
7.0 / 16
0.0%
+22
1 = 0 1 0 = = 0 = = = 1 0 0 0 1
–   SmarThink 1.90 64-bit2962+31
−31
(+60)3 − 6
(+2−5=2)
33.3%
3.0 / 9
0.1%
−66
= 0 0 0 1 0 1 0 =
–   Vajolet2 2.2 64-bit2961+19
−19
(+59)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+34
= = = = = 0 = = 0 1
–   Andscacs 0.72 64-bit2961+28
−28
(+59)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
0.0%
−147
0 0 0 1 0 1 0 0 0 =
–   Pedone 1.4.1 64-bit2959+20
−20
(+57)6.5 − 3.5
(+3−0=7)
65.0%
6.5 / 10
0.0%
+133
1 = = 1 1 = = = = =
–   Fizbo 1.5 64-bit2958+21
−21
(+56)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
−69
0 = 1 0 0 0 0 1 1 0
–   DeepSaros 3.1a 64-bit2954+31
−31
(+52)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.3%
−6
0 = 0 1
–   Arasan 20.0 64-bit2947+26
−25
(+45)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.4%
+45
1 1 = = = = 0 = = 0
–   Nemorino 2.00 64-bit2946+23
−23
(+44)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.2%
+44
1 1 = = 0 1 0 0 = =
–   Deep Shredder 12 64-bit2942+9
−9
(+40)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
−53
= = = 0
–   Rybka 2.2 64-bit2921+30
−29
(+19)15 − 17
(+2−4=26)
46.9%
15.0 / 32
14.4%
0
1 0 = = = = = 0 = = = = = = = 1 = = 0 = = = = = 0 = = = = = = =
–   SmarThink 1.70 64-bit2919+16
−16
(+17)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
10.5%
−67
= 0 = 0 = 0 = = 1 0
–   Vajolet2 2.0 64-bit2918+19
−19
(+16)3 − 5
(+1−3=4)
37.5%
3.0 / 8
13.4%
−54
= = = 0 = 0 1 0
–   Deep Junior 12.5 64-bit2912+32
−32
(+10)10 − 6
(+6−2=8)
62.5%
10.0 / 16
30.0%
+83
0 1 = = 1 1 = = 1 0 = 1 1 = = =
–   Quazar 0.4 64-bit2904+12
−12
(+2)2 − 2
(+1−1=2)
50.0%
2.0 / 4
41.2%
−28
= 0 = 1
–   Booot 5.2.0 64-bit2895+15
−15
(−7)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
69.3%
+87
= 1 = 1 1 1 = 0 = =
–   Fizbo 1.31 64-bit2895+21
−21
(−7)8 − 2
(+6−0=4)
80.0%
8.0 / 10
66.5%
+188
= 1 1 1 1 1 1 = = =
–   DiscoCheck 5.2.1 64-bit2895+15
−15
(−7)4 − 6
(+1−3=6)
40.0%
4.0 / 10
68.0%
−62
= = 0 = = 0 = 1 0 =
–   Arasan 18.3 64-bit2875+27
−27
(−27)7 − 3
(+4−0=6)
70.0%
7.0 / 10
93.2%
+81
= 1 1 = 1 = 1 = = =
–   Thinker 5.4d Inert 64-bit2862+17
−17
(−40)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−9
1 0 = =
–   Zap!Chess Paderborn 64-bit 4CPU2849+26
−26
(−53)1.5 − 1.5
(+0−0=3)
50.0%
1.5 / 3
99.9%
−42
= = =
–   Nemo 1.0.1 64-bit2847+13
−13
(−55)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+199
1 1 1 =
–   SmarThink 1.60 64-bit2847+32
−32
(−55)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.8%
−58
= = = 1 0 = 0 = 1 =
–   Onno 1.2.70 64-bit2837+17
−17
(−65)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
100.0%
−97
= = 0 =
–   Fruit 2.2.12742+14
−14
(−160)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−18
1 1 = 1 = = 1 = 1 0 = = = = 1 = = 1 1 1 = 1 = 1 = 1 1 = 1 1
–   Fritz 92742+14
−14
(−160)46 − 14
(+34−2=24)
76.7%
46.0 / 60
100.0%
+11
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 1 = 1 = 1 = 1 1 = 1 1 = = = 1 = 1
–   Hiarcs 102740+16
−16
(−162)41.5 − 17.5
(+33−9=17)
70.3%
41.5 / 59
100.0%
−18
1 = = 1 0 = 1 1 1 = 0 1 0 = = 1 = 1 = 1 = 1 1 0 1 1 1 1 1 1 1 1 = 0 = 1 1 = 0 1 1 0 = 1 0 1 1 1 1 = = 0 1 1 1 1 = 1 =
–   Toga II 1.1a 32-bit2731+17
−17
(−171)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+37
1 = 1 1 1 = 1 = = 1 = = 1 1 1 = 0 1 = 1 1 1 1 = 1 = 1 1 1 1
–   Spike 1.12689+15
−15
(−213)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
−113
1 = = = = = 1 1 = = 0 0 1 1 1 1 = = = = = = 1 = 1 = 1 1 1 =
–   Junior 92676+17
−17
(−226)26 − 4
(+23−1=6)
86.7%
26.0 / 30
100.0%
+68
1 = 1 1 1 1 1 1 1 1 1 1 1 1 0 = 1 1 = 1 1 1 = = 1 = 1 1 1 1
–   SmarThink 1.00 32-bit2664+15
−15
(−238)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
−5
= 1 1 1 1 = 1 1 = = 1 1 = 1 1 1 1 1 = 1 = = 1 1 1 1 1 = = 1
–   Ktulu 7.52663+16
−16
(−239)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+37
1 1 1 1 1 1 1 = = 1 1 1 1 = = 1 1 = 1 = 1 1 1 = 1 1 1 1 1 =
–   CM10th Xperience2660+13
−13
(−242)22.5 − 7.5
(+16−1=13)
75.0%
22.5 / 30
100.0%
−84
= = 1 1 1 = 1 1 = 1 1 1 1 1 1 1 1 = = 1 = 1 = 1 = = = = 0 =
–   Chess Tiger 152635+17
−17
(−267)25 − 4
(+23−2=4)
86.2%
25.0 / 29
100.0%
+42
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 =
–   Glaurung 1.0.2 32-bit2634+17
−17
(−268)26 − 4
(+23−1=6)
86.7%
26.0 / 30
100.0%
+25
= 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 0 1 = 1 = = = 1 1 1 1 1 1
–   Gandalf 62632+12
−12
(−270)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
−72
1 1 = 1 1 1 = 1 0 1 = = 1 1 1 0 = = = 1 1 1 = 1 1 = 1 1 1 1
–   Slow Chess Blitz WV22615+16
−16
(−287)26 − 4
(+23−1=6)
86.7%
26.0 / 30
100.0%
+6
1 1 1 0 1 1 1 1 1 1 1 1 1 = 1 = = = 1 1 1 1 1 = 1 1 = 1 1 1
–   Naum 1.91 64-bit2608+15
−15
(−294)25 − 5
(+22−2=6)
83.3%
25.0 / 30
100.0%
−29
1 1 0 = 1 1 1 1 1 1 1 1 1 = = 1 1 = 1 1 1 1 0 = 1 1 1 = 1 1
–   Aristarch 4.502596+12
−12
(−306)26.5 − 5.5
(+22−1=9)
82.8%
26.5 / 32
100.0%
−65
1 1 = 1 = 1 1 0 = 1 1 1 1 1 = 1 1 = = = = 1 = 1 1 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 1.1 64-bit
played with current
participants of this list
Represented by
1-2-CPU    106Rybka 4.1 64-bit
All    100Rybka 4 64-bit 4CPU
Single-CPU    106Rybka 4.1 64-bit

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017