CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Show each game results
Bobcat 8.0 64-bit (2923+13
−13
)Quote
Author: Gunnar Harms (Netherlands) Link: Download
This is one of the 15 Bobcat versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 6 64-bit3334+10
−10
(+411)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Ethereal 10.55 64-bit3191+18
−18
(+268)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Chiron 4 64-bit3114+9
−9
(+191)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+160
–   Andscacs 0.88 64-bit3112+15
−15
(+189)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
+10
–   Equinox 3.20 64-bit3096+9
−9
(+173)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−4
–   Fritz 15 64-bit3094+10
−10
(+171)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
+80
–   Hannibal 1.7 64-bit3080+10
−10
(+157)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Rybka 4.1 64-bit3078+8
−8
(+155)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+99
–   Booot 6.1 64-bit3077+18
−18
(+154)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−99
–   NirvanaChess 2.3 64-bit3073+13
−13
(+150)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−27
–   Laser 1.5 64-bit3072+14
−15
(+149)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−8
–   Fizbo 1.7 64-bit3061+21
−21
(+138)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−16
–   Vajolet2 2.6 64-bit3060+15
−15
(+137)8.5 − 15.5
(+3−10=11)
35.4%
8.5 / 24
0.0%
+47
–   Protector 1.9.0 64-bit3059+10
−10
(+136)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+104
–   Chiron 3.01 64-bit3051+20
−20
(+128)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−23
–   Lc0 0.20.1 w36089 64-bit3049+21
−21
(+126)13 − 19
(+6−12=14)
40.6%
13.0 / 32
0.0%
+65
–   Texel 1.06 64-bit3042+16
−16
(+119)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−129
–   Arasan 21.0 64-bit3041+17
−17
(+118)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−172
–   Ethereal 9.65 64-bit3041+17
−17
(+118)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−171
–   Nemorino 4.00 64-bit3039+17
−17
(+116)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+78
–   Sting SF 8.1 64-bit3038+28
−28
(+115)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
+3
–   Sting SF 9.99 64-bit3037+29
−29
(+114)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−168
–   Senpai 2.0 64-bit3036+12
−12
(+113)3 − 11
(+0−8=6)
21.4%
3.0 / 14
0.0%
−71
–   ChessBrainVB 3.663035+23
−23
(+112)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−12
–   Laser 1.4 64-bit3026+18
−18
(+103)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+20
–   SmarThink 1.98 64-bit3026+13
−13
(+103)8.5 − 13.5
(+4−9=9)
38.6%
8.5 / 22
0.0%
+28
–   ChessBrainVB 3.683025+21
−21
(+102)6 − 12
(+1−7=10)
33.3%
6.0 / 18
0.0%
+6
–   Arasan 20.5 64-bit3024+20
−20
(+101)7.5 − 10.5
(+2−5=11)
41.7%
7.5 / 18
0.0%
+54
–   Xiphos 0.2 64-bit3023+18
−18
(+100)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+40
–   Pedone 1.7 64-bit3013+17
−17
(+90)8 − 12
(+5−9=6)
40.0%
8.0 / 20
0.0%
+19
–   Naum 4.6 64-bit3012+12
−12
(+89)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−25
–   Sting SF 9.9 64-bit3009+17
−17
(+86)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+168
–   Sting SF 7.3 64-bit3006+31
−31
(+83)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+58
–   SmarThink 1.96 64-bit3006+20
−20
(+83)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−18
–   Ethereal 9.30 64-bit3004+26
−25
(+81)8.5 − 4.5
(+5−1=7)
65.4%
8.5 / 13
0.0%
+172
–   Vajolet2 2.5 64-bit3001+18
−18
(+78)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−47
–   Hakkapeliitta TCEC v2 64-bit2997+13
−13
(+74)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−76
–   Defenchess (SCTR) 1.1f 64-bit2997+12
−12
(+74)10 − 14
(+5−9=10)
41.7%
10.0 / 24
0.0%
+18
–   Nemorino 3.0 64-bit2996+19
−19
(+73)8.5 − 13.5
(+5−10=7)
38.6%
8.5 / 22
0.0%
−2
–   SmarThink 1.97 64-bit2995+16
−16
(+72)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−47
–   chess22k 1.11 64-bit2989+20
−20
(+66)5.5 − 12.5
(+1−8=9)
30.6%
5.5 / 18
0.0%
−48
–   ChessBrainVB 3.612987+27
−27
(+64)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+1
–   Stockfish 1.8 32-bit2987+18
−18
(+64)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−65
–   Rodent III 0.275 64-bit2985+15
−15
(+62)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
−43
–   Xiphos 0.1 64-bit2985+20
−20
(+62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−95
–   Wasp 3.0 64-bit2984+12
−12
(+61)16.5 − 23.5
(+6−13=21)
41.3%
16.5 / 40
0.0%
+10
–   Rodent III 0.238 64-bit2982+15
−15
(+59)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+51
–   ChessBrainVB 3.502979+24
−23
(+56)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+213
–   Demolito 2018-10-29 64-bit2977+15
−15
(+54)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
−5
–   Pedone 1.6 64-bit2976+19
−19
(+53)4 − 12
(+0−8=8)
25.0%
4.0 / 16
0.0%
−100
–   Vajolet2 2.4 64-bit2968+21
−21
(+45)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+13
–   Ethereal 9.00 64-bit2967+18
−18
(+44)3 − 2
(+1−0=4)
60.0%
3.0 / 5
0.0%
+89
–   Alfil 15.8 64-bit2963+17
−17
(+40)11.5 − 12.5
(+3−4=17)
47.9%
11.5 / 24
0.0%
+28
–   Arasan 20.1 64-bit2963+23
−23
(+40)9 − 13
(+3−7=12)
40.9%
9.0 / 22
0.1%
−10
–   Senpai 1.0 64-bit2961+12
−12
(+38)6 − 8
(+3−5=6)
42.9%
6.0 / 14
0.0%
−5
–   Hiarcs 142961+10
−10
(+38)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
−36
–   Vajolet2 2.2 64-bit2960+19
−19
(+37)10 − 10
(+7−7=6)
50.0%
10.0 / 20
0.1%
+39
–   Vajolet2 2.3 64-bit2956+20
−20
(+33)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.3%
−86
–   Pedone 1.5 64-bit2956+21
−21
(+33)7 − 9
(+2−4=10)
43.8%
7.0 / 16
0.4%
0
–   chess22k 1.10 64-bit2955+18
−18
(+32)5 − 3
(+4−2=2)
62.5%
5.0 / 8
0.2%
+126
–   Deuterium 2019.1.36.50 64-bit2954+18
−18
(+31)15 − 17
(+9−11=12)
46.9%
15.0 / 32
0.3%
+9
–   Hakkapeliitta 3.0 64-bit2954+12
−12
(+31)10.5 − 19.5
(+4−13=13)
35.0%
10.5 / 30
0.0%
−65
–   Arasan 19.2 64-bit2951+28
−28
(+28)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
3.5%
+10
–   chess22k 1.9 64-bit2950+22
−22
(+27)6 − 6
(+3−3=6)
50.0%
6.0 / 12
1.7%
+27
–   Arasan 20.0 64-bit2947+26
−26
(+24)10 − 8
(+6−4=8)
55.6%
10.0 / 18
5.2%
+57
–   Wasp 2.6 64-bit2946+13
−13
(+23)28.5 − 35.5
(+14−21=29)
44.5%
28.5 / 64
0.5%
−8
–   Nemorino 2.00 64-bit2945+23
−23
(+22)1 − 3
(+0−2=2)
25.0%
1.0 / 4
4.4%
−135
–   Deep Sjeng c't 20102941+10
−10
(+18)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
1.6%
+42
–   Rodent III 0.210 64-bit2936+19
−19
(+13)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
12.8%
+99
–   Crafty 25.2 64-bit2930+11
−11
(+7)17 − 25
(+8−16=18)
40.5%
17.0 / 42
20.8%
−50
–   chess22k 1.8 64-bit2930+21
−20
(+7)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
29.6%
+22
–   Amoeba 2.8 64-bit2926+13
−13
(+3)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
39.1%
+38
–   Wasp 2.01 64-bit2925+19
−19
(+2)18.5 − 25.5
(+7−14=23)
42.0%
18.5 / 44
42.6%
−43
–   Pirarucu 2.6.1 64-bit2925+20
−20
(+2)2 − 2
(+1−1=2)
50.0%
2.0 / 4
44.4%
+2
–   Winter 0.6 64-bit2924+20
−20
(+1)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
45.9%
−6
–   Laser 1.3 64-bit2924+24
−24
(+1)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
48.2%
+37
–   Cheng 4.39 64-bit2920+11
−11
(−3)17 − 17
(+6−6=22)
50.0%
17.0 / 34
63.0%
−1
–   Deep Junior Yokohama 64-bit2919+15
−15
(−4)6 − 6
(+3−3=6)
50.0%
6.0 / 12
66.4%
0
–   Deep Junior 13.3 64-bit2918+16
−16
(−5)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
69.4%
−61
–   Dirty CUCUMBER 64-bit2916+14
−14
(−7)21 − 15
(+12−6=18)
58.3%
21.0 / 36
76.6%
+43
–   Rodent II 0.9.64 64-bit2916+22
−22
(−7)3 − 7
(+1−5=4)
30.0%
3.0 / 10
72.1%
−137
–   Spike 1.4 Leiden2915+8
−8
(−8)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
86.6%
+27
–   ChessBrainVB 3.312914+25
−25
(−9)5 − 5
(+1−1=8)
50.0%
5.0 / 10
72.8%
−12
–   Deuterium 2018.1.35.514 64-bit2912+13
−13
(−11)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
88.4%
+85
–   Amoeba 2.6 64-bit2911+20
−20
(−12)12.5 − 15.5
(+6−9=13)
44.6%
12.5 / 28
83.6%
−40
–   Rodent III 0.172 64-bit2910+22
−22
(−13)13 − 13
(+5−5=16)
50.0%
13.0 / 26
85.3%
−14
–   Demolito 2018-03-01 64-bit2909+17
−17
(−14)9.5 − 14.5
(+5−10=9)
39.6%
9.5 / 24
90.2%
−80
–   Wasp 1.25 64-bit2908+22
−22
(−15)11 − 9
(+6−4=10)
55.0%
11.0 / 20
87.9%
+8
–   Quazar 0.4 64-bit2905+10
−10
(−18)13 − 11
(+7−5=12)
54.2%
13.0 / 24
98.6%
+6
–   Toga II 4.0 64-bit2904+13
−14
(−19)18.5 − 17.5
(+14−13=9)
51.4%
18.5 / 36
97.8%
−7
–   Amoeba 2.7 64-bit2904+15
−14
(−19)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
97.2%
+217
–   Nemorino 1.02 64-bit2904+23
−23
(−19)8.5 − 7.5
(+5−4=7)
53.1%
8.5 / 16
92.7%
−3
–   Atlas 3.91 64-bit2899+14
−14
(−24)10.5 − 9.5
(+4−3=13)
52.5%
10.5 / 20
99.4%
−11
–   chess22k 1.7 64-bit2898+22
−22
(−25)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
97.4%
+42
–   DiscoCheck 5.2.1 64-bit2894+15
−15
(−29)1 − 1
(+1−1=0)
50.0%
1.0 / 2
99.8%
−29
–   EXchess 7.97b 64-bit2893+13
−13
(−30)21 − 19
(+11−9=20)
52.5%
21.0 / 40
100.0%
−13
–   Spark 1.0 64-bit2893+12
−12
(−30)4.5 − 0.5
(+4−0=1)
90.0%
4.5 / 5
100.0%
+306
–   Deuterium 14.3.34.130 64-bit2891+12
−12
(−32)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−99
–   Demolito 2017-08-26 64-bit2889+20
−20
(−34)12 − 8
(+5−1=14)
60.0%
12.0 / 20
99.8%
+16
–   Scorpio 2.8 64-bit2884+14
−14
(−39)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−31
–   Ethereal 8.62 64-bit2884+24
−24
(−39)7 − 6
(+5−4=4)
53.8%
7.0 / 13
99.8%
−14
–   Topple 0.7.1 64-bit2876+30
−30
(−47)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−47
–   ChessBrainVB 3.202873+25
−25
(−50)9 − 7
(+5−3=8)
56.3%
9.0 / 16
100.0%
−13
–   Amoeba 2.5 64-bit2872+23
−23
(−51)10.5 − 7.5
(+5−2=11)
58.3%
10.5 / 18
100.0%
−4
–   Vajolet2 1.45 64-bit2866+20
−20
(−57)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−1
–   Scorpio 2.7.9 64-bit2865+26
−25
(−58)4.5 − 6.5
(+2−4=5)
40.9%
4.5 / 11
100.0%
−121
–   Thinker 5.4d Inert 64-bit2864+16
−16
(−59)9.5 − 6.5
(+6−3=7)
59.4%
9.5 / 16
100.0%
−2
–   The Baron 3.44 64-bit2861+15
−15
(−62)17 − 9
(+12−4=10)
65.4%
17.0 / 26
100.0%
+39
–   Gaviota 1.0 64-bit2859+11
−11
(−64)10 − 6
(+7−3=6)
62.5%
10.0 / 16
100.0%
+19
–   Dirty 30Apr2017 64-bit2856+15
−15
(−67)17.5 − 12.5
(+10−5=15)
58.3%
17.5 / 30
100.0%
−18
–   EXchess 7.92b 64-bit2855+22
−22
(−68)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−68
–   MinkoChess 1.3 64-bit2854+14
−14
(−69)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−69
–   Zappa Mexico II 64-bit2854+10
−10
(−69)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−69
–   Pirarucu 2.3.8 64-bit2851+23
−23
(−72)4.5 − 3.5
(+1−0=7)
56.3%
4.5 / 8
100.0%
−44
–   Toga II 3.02850+16
−16
(−73)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−73
–   Atlas 3.80 64-bit2848+14
−14
(−75)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Nemo 1.0.1 64-bit2847+12
−12
(−76)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−76
–   Defenchess (SCTR) 1.0 64-bit2846+28
−28
(−77)9 − 5
(+7−3=4)
64.3%
9.0 / 14
100.0%
+22
–   DisasterArea 1.65 64-bit2845+14
−14
(−78)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
+17
–   Demolito 2017-06-18 64-bit2843+25
−25
(−80)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+19
–   Tornado 8.0 64-bit2843+14
−14
(−80)20.5 − 13.5
(+13−6=15)
60.3%
20.5 / 34
100.0%
−16
–   Dirty 3Nov2015 64-bit2837+17
−16
(−86)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+71
–   The Baron 3.41 64-bit2836+22
−22
(−87)10.5 − 3.5
(+7−0=7)
75.0%
10.5 / 14
100.0%
+64
–   Onno 1.2.70 64-bit2833+16
−16
(−90)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−90
–   Fruit Reloaded 3.2.1 64-bit2832+13
−13
(−91)10 − 4
(+6−0=8)
71.4%
10.0 / 14
100.0%
+31
–   Scorpio 2.7.8 64-bit2829+27
−27
(−94)9.5 − 4.5
(+6−1=7)
67.9%
9.5 / 14
100.0%
+15
–   Murka 3 64-bit2824+13
−12
(−99)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+58
–   chess22k 1.6 64-bit2822+28
−28
(−101)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
100.0%
−25
–   ChessBrainVB 3.032821+25
−25
(−102)7 − 5
(+4−2=6)
58.3%
7.0 / 12
100.0%
−59
–   Zurichess Neuchatel 64-bit2820+14
−15
(−103)7.5 − 6.5
(+4−3=7)
53.6%
7.5 / 14
100.0%
−80
–   Amoeba 2.4 64-bit2811+26
−26
(−112)10.5 − 3.5
(+8−1=5)
75.0%
10.5 / 14
100.0%
+56
–   Scorpio 2.7.7 64-bit2804+16
−16
(−119)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Igel 1.7.0 64-bit2796+31
−31
(−127)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+161
–   The Baron 3.42 64-bit2795+15
−15
(−128)4.5 − 0.5
(+4−0=1)
90.0%
4.5 / 5
100.0%
+192
–   Rhetoric 1.4.3 64-bit2794+12
−12
(−129)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
−38
–   GnuCheese 1.00 64-bit2793+16
−16
(−130)7 − 1
(+7−1=0)
87.5%
7.0 / 8
100.0%
+255
–   Zurichess Luzern 64-bit2791+24
−24
(−132)14 − 6
(+10−2=8)
70.0%
14.0 / 20
100.0%
−7
–   Fruit 2.3.12786+14
−14
(−137)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   The Baron 3.29 64-bit2785+18
−18
(−138)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+151
–   Pawny 1.2 64-bit2776+14
−14
(−147)11.5 − 4.5
(+8−1=7)
71.9%
11.5 / 16
100.0%
−10
–   Zurichess Jura 64-bit2764+25
−25
(−159)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−1
–   RuyDos 1.0.27 64-bit2763+23
−23
(−160)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−77
–   Floyd 0.9 64-bit2657+15
−14
(−266)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−235
–   Gandalf 7 64-bit2641+18
−18
(−282)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Nemeton 1.512452+22
−22
(−471)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019