CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Rybka 1.0 64-bit (2824+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
–   DiscoCheck 5.2 64-bit2900+18
−18
(+76)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−101
0 = 0 0 1 = 0 0 = 0
–   Rybka 1.2 64-bit2897+19
−18
(+73)10.5 − 21.5
(+3−14=15)
32.8%
10.5 / 32
0.0%
−32
0 0 0 1 0 = 0 = = 0 = = = 0 0 = = = 0 1 0 = = 0 0 = 0 = 0 = = 1
–   iCE 2.0 64-bit2892+17
−17
(+68)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+64
1 = 0 1 0 = = = = =
–   Demolito 2017-08-26 64-bit2890+20
−20
(+66)1 − 7
(+1−7=0)
12.5%
1.0 / 8
0.0%
−323
0 0 0 0 1 0 0 0
–   Topple 0.7.1 64-bit2889+25
−25
(+65)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
0.0%
+107
1 = = 1 = 0 0 1
–   Arasan 18.2 64-bit2887+29
−29
(+63)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.0%
+21
1 0 0 = 1 = 1 = 0 0
–   Vajolet2 1.44 64-bit2876+31
−30
(+52)6 − 4
(+3−1=6)
60.0%
6.0 / 10
0.1%
+107
= = 1 1 0 1 = = = =
–   Amoeba 2.5 64-bit2872+23
−23
(+48)7 − 9
(+4−6=6)
43.8%
7.0 / 16
0.0%
+10
= 0 0 1 0 = = 0 = 1 = 1 0 1 0 =
–   Vajolet2 1.45 64-bit2867+20
−20
(+43)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
0.0%
+214
= 1 1 = 1 1 0 1 1 =
–   Scorpio 2.7.9 64-bit2866+26
−25
(+42)5 − 5
(+4−4=2)
50.0%
5.0 / 10
0.2%
+36
0 = 0 = 1 0 1 1 1 0
–   Crafty 25.0 64-bit2864+20
−20
(+40)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.1%
+12
0 1 = 1 = = 0 = = 0
–   The Baron 3.44 64-bit2863+14
−14
(+39)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+39
0 1 = 1 0 = = =
–   Gaviota 1.0 64-bit2860+11
−11
(+36)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+8
1 1 = 0 0 = = = = 0
–   Arasan 18.0 64-bit2860+26
−26
(+36)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.8%
−111
0 = 0 1 0 1 = 0 0 0
–   Marvin 3.3.2 64-bit2857+21
−21
(+33)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
0.4%
−47
0 0 1 = = = 1 = 0 0 = 0
–   EXchess 7.92b 64-bit2855+22
−22
(+31)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.9%
+31
= 0 1 0 = = 1 = = =
–   Tucano 7.06 64-bit2852+20
−20
(+28)10 − 10
(+4−4=12)
50.0%
10.0 / 20
1.3%
+28
= = = 0 = 1 0 = 1 = = = 0 = 0 1 = 1 = =
–   Rodent 1.7 64-bit2851+19
−19
(+27)6 − 4
(+4−2=4)
60.0%
6.0 / 10
1.2%
+85
= 1 1 = 1 0 = 1 = 0
–   Atlas 3.80 64-bit2848+14
−14
(+24)6 − 4
(+4−2=4)
60.0%
6.0 / 10
0.9%
+86
0 1 0 1 1 = = 1 = =
–   Andscacs 0.70 64-bit2847+27
−27
(+23)5 − 5
(+2−2=6)
50.0%
5.0 / 10
6.7%
+19
= = 0 = 1 = 0 = = 1
–   Vajolet2 1.28 64-bit2846+22
−22
(+22)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
4.5%
−101
0 0 0 = = 1 0 =
–   Tornado 8.0 64-bit2842+13
−14
(+18)7 − 3
(+5−1=4)
70.0%
7.0 / 10
3.7%
+150
= 1 = = = 1 1 0 1 1
–   Arasan 17.5 64-bit2841+25
−25
(+17)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
12.9%
−14
= = 0 1 = 0 0 = 1 =
–   The Baron 3.43 64-bit2837+24
−24
(+13)6 − 4
(+3−1=6)
60.0%
6.0 / 10
17.3%
+68
1 = 0 1 = = = = = 1
–   The Baron 3.41 64-bit2837+22
−22
(+13)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
16.3%
−14
0 = = 1 0 1 = 0 = =
–   Pedone 1.3 64-bit2836+23
−23
(+12)6 − 4
(+4−2=4)
60.0%
6.0 / 10
20.0%
+80
= 0 1 0 1 1 = = = 1
–   Counter 3.2 64-bit2834+19
−18
(+10)7 − 9
(+4−6=6)
43.8%
7.0 / 16
20.0%
−30
1 1 0 = = 1 1 = 0 0 = 0 = 0 0 =
–   Asymptote 0.6.3 64-bit2833+25
−25
(+9)4 − 6
(+3−5=2)
40.0%
4.0 / 10
28.4%
−65
1 = = 1 0 0 1 0 0 0
–   Fizbo 1.2 64-bit2833+27
−27
(+9)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
28.6%
−77
= = = 0 = 0 0 = 0 1
–   Winter 0.4a 64-bit2832+24
−24
(+8)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
28.8%
−68
= = 1 0 0 0 = 1 = 0 0 =
–   SmarThink 1.50 64-bit2831+24
−24
(+7)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
31.7%
−20
= = = 0 0 = = = 1 =
–   Scorpio 2.7.8 64-bit2829+27
−27
(+5)4 − 6
(+2−4=4)
40.0%
4.0 / 10
37.3%
−58
0 1 1 0 0 = = 0 = =
–   Texel 1.02 64-bit2828+28
−28
(+4)8 − 2
(+8−2=0)
80.0%
8.0 / 10
41.5%
+285
1 1 1 1 1 1 0 1 0 1
–   Pedone 1.2 64-bit2825+26
−26
(+1)6 − 4
(+4−2=4)
60.0%
6.0 / 10
46.8%
+63
0 = 0 1 = 1 = = 1 1
–   Tucano 7.05 64-bit2823+29
−29
(−1)4 − 6
(+1−3=6)
40.0%
4.0 / 10
51.9%
−59
0 = = = = 1 0 = 0 =
–   chess22k 1.6 64-bit2823+28
−28
(−1)5 − 5
(+2−2=6)
50.0%
5.0 / 10
52.8%
−4
= = 1 1 0 = 0 = = =
–   DisasterArea 1.542822+31
−31
(−2)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
55.5%
+100
1 0 1 1 = = 1 0 1 =
–   NirvanaChess 1.5 64-bit2822+29
−29
(−2)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
55.8%
+84
= = 1 1 0 1 = = 1 =
–   SmarThink 1.40 64-bit2822+32
−32
(−2)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
55.8%
+169
0 = 1 = 1 1 1 1 = 1
–   Tornado 6.0 64-bit2820+21
−21
(−4)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
63.8%
+33
1 1 1 1 1 = 0 0 0 0
–   Tornado 7.0 64-bit2817+19
−19
(−7)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
73.7%
−34
= 0 0 = = = = = 1 =
–   Topple 0.7.0 64-bit2814+27
−27
(−10)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
74.2%
−33
0 = = 0 0 = = 1 = 1 0 1
–   NirvanaChess 1.7 64-bit2811+31
−31
(−13)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
76.9%
+31
0 = 0 1 1 1 0 1
–   Minic 1.09 64-bit2810+28
−28
(−14)9 − 5
(+7−3=4)
64.3%
9.0 / 14
81.9%
+90
0 1 1 0 1 1 = 1 = 0 = 1 = 1
–   Zurichess Luzern 64-bit2792+24
−24
(−32)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
98.8%
+32
1 1 1 0 0 1 = = 1 0 0 1 = = = 1
–   Arasan 17.1 64-bit2791+31
−31
(−33)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
96.9%
−60
1 = 0 = = = = 0 = =
–   Hiarcs 11.12789+15
−15
(−35)15 − 15
(+7−7=16)
50.0%
15.0 / 30
100.0%
−36
0 = 0 = = 0 = = = 1 = = 1 0 = 0 = 1 1 = 0 = = = = 1 1 1 = 0
–   Toga II 1.3.12789+12
−12
(−35)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
100.0%
−25
1 = = = = = 0 = 0 1 = 0 1 0 1 0 1 0 = 0 1 1 = = 1 1 1 0 0 0 = 1
–   Rybka 1.0 32-bit2788+15
−15
(−36)13 − 14
(+3−4=20)
48.1%
13.0 / 27
100.0%
−47
= = 1 = = = 1 = 0 = = 0 = = = = = = = = 0 0 = = = 1 =
–   Arasan 17.2 64-bit2788+28
−28
(−36)3 − 5
(+1−3=4)
37.5%
3.0 / 8
98.7%
−109
0 0 = = = 1 0 =
–   Bobcat 6.4b 64-bit2787+24
−24
(−37)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
99.6%
+9
= = 1 0 1 =
–   The Baron 3.29 64-bit2785+18
−18
(−39)5 − 5
(+2−2=6)
50.0%
5.0 / 10
100.0%
−39
0 = 1 = = 0 = = = 1
–   Rodent 1.5 64-bit2784+21
−21
(−40)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
99.9%
−67
= 0 1 1 0 0 = 1 = 0
–   RuyDos 1.1.6 64-bit2782+17
−17
(−42)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+53
0 1 1 1 1 = 0 = 1 =
–   Crafty 24.0 64-bit2771+28
−28
(−53)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−45
= 0 0 1 = 1
–   Strelka 1.8 32-bit2769+19
−19
(−55)22.5 − 9.5
(+14−1=17)
70.3%
22.5 / 32
100.0%
+62
= 1 1 = 1 = 1 1 1 1 = 1 = 1 1 = = = 0 = 1 = = = 1 = = 1 1 = = =
–   Toga II 1.3.42767+28
−28
(−57)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
+31
1 1 = 1 = 1 = = 0 = 1 1 0 1 = 0 1 = 1 = 0 1 = = 0 1 1 = = 1 = 1
–   Toga II 1.2.1a 32-bit2759+12
−12
(−65)25.5 − 16.5
(+16−7=19)
60.7%
25.5 / 42
100.0%
0
= = 1 1 1 = 0 = 0 1 = = 1 1 0 1 0 1 0 1 0 0 = = = 1 = 1 = = = 1 = = 1 = 1 = = = 1 1
–   Spike 1.2 Turin2745+7
−7
(−79)27 − 15
(+17−5=20)
64.3%
27.0 / 42
100.0%
+6
1 1 = = 1 = = 1 = = 1 1 = = 0 1 0 = = 1 1 = = = = 1 1 1 = 1 = 1 0 1 = = 0 = 1 1 0 =
–   Fruit 2.2.12743+13
−13
(−81)17.5 − 11.5
(+11−5=13)
60.3%
17.5 / 29
100.0%
−16
= = 1 1 1 1 = 0 0 1 = = = = 1 = = 1 1 1 = 1 0 1 = 0 0 = =
–   Fritz 92742+14
−14
(−82)34.5 − 25.5
(+25−16=19)
57.5%
34.5 / 60
100.0%
−32
1 1 1 = = 1 1 1 = 1 0 1 0 1 1 = = = = 0 1 1 = 1 0 1 1 1 0 0 1 = 0 0 0 0 = 0 = = 0 = 1 1 = 0 1 0 = = = 1 1 1 = = 1 1 0 0
–   Hiarcs 102740+16
−16
(−84)38 − 22
(+25−9=26)
63.3%
38.0 / 60
100.0%
−1
1 1 = 1 = = 1 = 1 1 1 0 = 0 1 1 = 1 = = = 0 = = 1 = 1 1 = 1 1 0 = 1 1 0 = = 0 = = = = = = 1 0 = 1 = 1 1 1 0 = 1 1 1 = 0
–   Toga II 1.1a 32-bit2731+16
−16
(−93)16.5 − 9.5
(+12−5=9)
63.5%
16.5 / 26
100.0%
−6
1 = 1 = 0 1 1 = = 1 0 1 1 0 = = = 1 = = 1 1 0 1 1 0
–   Shredder 92725+17
−17
(−99)17 − 12
(+14−9=6)
58.6%
17.0 / 29
100.0%
−35
1 = 1 0 1 1 0 1 = 0 1 0 1 0 1 = = 0 1 1 1 0 = 0 1 = 1 1 0
–   Hiarcs 10 Hypermodern2717+20
−20
(−107)17 − 12
(+10−5=14)
58.6%
17.0 / 29
100.0%
−53
0 = = = = 1 = 1 = 0 1 0 1 = = 1 1 0 1 = 1 = 1 1 = = 0 = =
–   Naum 2.0 32-bit2697+15
−15
(−127)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
−10
1 0 1 = 1 0 1 = 1 0 = 1 1 1 = 1 = 0 1 1 1 1 = 0 1 0 = 1 1 1 = =
–   Naum 2.0 64-bit2696+23
−23
(−128)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−7
1 1 = = 0 = 0 = 1 = 1 1 1 1 0 = = 1 = 1 = 1 1 = = = 1 1 1 0 1 1
–   Spike 1.12689+15
−15
(−135)22 − 8
(+14−0=16)
73.3%
22.0 / 30
100.0%
+3
= = = 1 1 = 1 = = = = = 1 = = = 1 1 1 = = 1 1 1 1 = 1 1 1 =
–   Chess Tiger 20072681+12
−12
(−143)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
−69
0 = 0 = 1 0 1 1 = 1 0 = 1 1 = 1 0 1 1 1 = = 0 = 0 = 0 1 1 1 1 1
–   Junior 92676+17
−17
(−148)24 − 6
(+20−2=8)
80.0%
24.0 / 30
100.0%
+68
= 1 1 1 1 = 1 = 1 = 1 1 = 1 1 1 = 1 0 1 1 1 1 1 0 1 1 = 1 =
–   Scorpio 1.92668+30
−30
(−156)17.5 − 6.5
(+15−4=5)
72.9%
17.5 / 24
100.0%
+13
1 = 1 1 1 = = 1 1 1 1 1 = = 0 1 0 0 1 1 0 1 1 1
–   Glaurung 1.2.1 64-bit2665+23
−23
(−159)32.5 − 9.5
(+27−4=11)
77.4%
32.5 / 42
100.0%
+41
1 1 1 1 1 1 = = = = 1 1 1 1 = 1 = 1 1 1 = 1 = 1 1 1 = = 0 1 0 1 1 1 1 0 1 1 = 1 1 0
–   SmarThink 1.00 32-bit2665+15
−15
(−159)22.5 − 6.5
(+18−2=9)
77.6%
22.5 / 29
100.0%
+34
1 1 1 1 1 1 1 1 = 1 1 = = = = 1 1 = = 1 = 1 0 1 1 = 1 0 1
–   Ktulu 7.52663+16
−16
(−161)17.5 − 9.5
(+12−4=11)
64.8%
17.5 / 27
100.0%
−69
1 1 1 1 1 = 0 = = = 1 1 = = 0 = = 1 0 1 1 1 = = 1 0 =
–   CM10th Xperience2661+13
−13
(−163)20 − 4
(+16−0=8)
83.3%
20.0 / 24
100.0%
+69
1 = 1 1 1 = = 1 = 1 1 1 1 1 1 = 1 = 1 = 1 = 1 1
–   Glaurung 1.2.1 32-bit2655+16
−16
(−169)27 − 5
(+23−1=8)
84.4%
27.0 / 32
100.0%
+89
1 1 1 1 = 1 0 1 = = 1 1 1 1 1 1 1 = = 1 1 1 = 1 = 1 1 = 1 1 1 1
–   Spike 1.0a2649+19
−19
(−175)22 − 7
(+17−2=10)
75.9%
22.0 / 29
100.0%
0
1 1 1 1 1 = 1 = = 1 1 1 1 0 = 1 = 1 = 1 = = = = 1 0 1 1 1
–   CM10th Magic II2644+16
−16
(−180)19 − 7
(+14−2=10)
73.1%
19.0 / 26
100.0%
−30
1 1 = = = = 0 1 1 1 = 1 = 1 1 1 1 = 1 0 1 = 1 1 = =
–   Scorpio 1.82640+20
−20
(−184)33 − 9
(+28−4=10)
78.6%
33.0 / 42
100.0%
+28
1 1 1 = 1 0 1 = 1 = 1 0 1 1 0 1 = 1 = 1 1 1 1 1 0 1 1 1 1 = 1 = 1 1 1 = = 1 1 = 1 1
–   Ktulu 7.12637+18
−18
(−187)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
−39
0 1 1 = 1 = 1 = 1 1 1 = 1 0 0 1 1 = 1 = 1 1 1 1 0 1 = = 0 1
–   Slow Chess Blitz WV2.12637+12
−12
(−187)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
+5
1 1 1 1 1 = 1 = = 1 = 1 1 1 1 1 1 1 = = = = = = 1 = = 1 1 1 1 =
–   Chess Tiger 152636+17
−17
(−188)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+1
1 = = = 1 1 1 1 = 1 1 1 1 1 = 0 = = = 1 = 1 1 1 1 1 1 1 = =
–   Gandalf 62632+11
−11
(−192)21.5 − 8.5
(+16−3=11)
71.7%
21.5 / 30
100.0%
−46
1 = 1 = 1 = 0 0 = 0 1 = 1 = 1 1 1 1 = 1 1 1 1 1 1 = 1 = = =
–   CM10th Default2631+15
−15
(−193)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
−30
1 = 1 = 1 = 1 1 1 1 0 1 = 1 1 = 1 = = 1 1 = 1 1 1 1 0 = = =
–   Hiarcs 92628+20
−20
(−196)23 − 6
(+20−3=6)
79.3%
23.0 / 29
100.0%
+28
= 1 1 1 1 1 = 1 = 1 0 1 0 0 1 1 1 1 1 = = 1 1 1 1 1 = 1 1
–   WildCat 72624+14
−14
(−200)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+52
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
–   List 5.122617+18
−18
(−207)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
−104
0 1 1 1 0 1 1 1 1 = 1 1 = = = = = = 1 0 = 1 = 1 = = 1 0 = 1 1 0
–   Zappa 1.1 64-bit2614+18
−18
(−210)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−59
1 0 1 = 1 1 = = = 1 1 1 0 = = = 1 1 1 1 = 0 = = 1 0 1 1 1 1 1 1
–   Pharaon 3.5.12613+13
−13
(−211)27 − 5
(+24−2=6)
84.4%
27.0 / 32
100.0%
+61
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
–   Naum 1.91 64-bit2609+15
−15
(−215)26.5 − 3.5
(+23−0=7)
88.3%
26.5 / 30
100.0%
+86
1 = 1 1 = 1 1 = 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 = 1 1 1 =
–   Ruffian 1.0.52608+20
−20
(−216)25 − 7
(+19−1=12)
78.1%
25.0 / 32
100.0%
−33
1 = 1 1 1 = 1 = 1 1 1 = 1 1 1 1 1 = = 1 0 = 1 = 1 1 1 = 1 = = =
–   Chess Tiger 20042595+26
−26
(−229)18 − 7
(+15−4=6)
72.0%
18.0 / 25
100.0%
−70
1 = 1 1 1 1 = = = 1 0 = 1 1 1 = 1 0 1 1 1 1 0 1 0

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019