CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

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Show each game results
Bobcat 8.0 64-bit (2924+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-bit3335+10
−9
(+411)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Ethereal 10.55 64-bit3191+18
−18
(+267)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Chiron 4 64-bit3115+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
(+188)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
+9
–   Equinox 3.20 64-bit3096+9
−9
(+172)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−5
–   Fritz 15 64-bit3094+10
−10
(+170)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
+79
–   Hannibal 1.7 64-bit3081+10
−9
(+157)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Rybka 4.1 64-bit3078+8
−8
(+154)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+98
–   Booot 6.1 64-bit3078+18
−18
(+154)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−99
–   NirvanaChess 2.3 64-bit3073+12
−12
(+149)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−28
–   Laser 1.5 64-bit3072+15
−14
(+148)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−9
–   Fizbo 1.7 64-bit3061+21
−21
(+137)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−17
–   Vajolet2 2.6 64-bit3060+15
−15
(+136)8.5 − 15.5
(+3−10=11)
35.4%
8.5 / 24
0.0%
+46
–   Protector 1.9.0 64-bit3059+9
−9
(+135)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+103
–   Lc0 0.20.1 w36089 64-bit3055+21
−21
(+131)13 − 19
(+6−12=14)
40.6%
13.0 / 32
0.0%
+70
–   Chiron 3.01 64-bit3052+20
−20
(+128)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−23
–   Texel 1.06 64-bit3043+16
−15
(+119)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−129
–   Arasan 21.0 64-bit3042+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
(+117)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−172
–   Nemorino 4.00 64-bit3040+17
−17
(+116)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+78
–   Sting SF 8.1 64-bit3039+28
−28
(+115)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
+3
–   Sting SF 9.99 64-bit3038+28
−28
(+114)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−168
–   Senpai 2.0 64-bit3036+12
−12
(+112)3 − 11
(+0−8=6)
21.4%
3.0 / 14
0.0%
−72
–   ChessBrainVB 3.663036+23
−23
(+112)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−12
–   SmarThink 1.98 64-bit3026+13
−13
(+102)8.5 − 13.5
(+4−9=9)
38.6%
8.5 / 22
0.0%
+27
–   Laser 1.4 64-bit3026+18
−18
(+102)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+19
–   ChessBrainVB 3.683026+21
−21
(+102)6 − 12
(+1−7=10)
33.3%
6.0 / 18
0.0%
+6
–   Arasan 20.5 64-bit3025+20
−20
(+101)7.5 − 10.5
(+2−5=11)
41.7%
7.5 / 18
0.0%
+54
–   Xiphos 0.2 64-bit3024+18
−18
(+100)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+40
–   Pedone 1.7 64-bit3014+17
−17
(+90)8 − 12
(+5−9=6)
40.0%
8.0 / 20
0.0%
+19
–   Naum 4.6 64-bit3013+12
−12
(+89)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−25
–   Sting SF 9.9 64-bit3010+17
−17
(+86)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+168
–   SmarThink 1.96 64-bit3007+20
−20
(+83)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−18
–   Sting SF 7.3 64-bit3006+31
−31
(+82)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+57
–   Ethereal 9.30 64-bit3005+25
−25
(+81)8.5 − 4.5
(+5−1=7)
65.4%
8.5 / 13
0.0%
+172
–   Vajolet2 2.5 64-bit3002+18
−18
(+78)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
−47
–   Defenchess 1.1f 64-bit2998+12
−12
(+74)10 − 14
(+5−9=10)
41.7%
10.0 / 24
0.0%
+18
–   Hakkapeliitta TCEC v2 64-bit2998+13
−13
(+74)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−76
–   SmarThink 1.97 64-bit2996+16
−15
(+72)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−47
–   Nemorino 3.0 64-bit2996+19
−19
(+72)8.5 − 13.5
(+5−10=7)
38.6%
8.5 / 22
0.0%
−3
–   chess22k 1.11 64-bit2990+20
−20
(+66)5.5 − 12.5
(+1−8=9)
30.6%
5.5 / 18
0.0%
−48
–   Stockfish 1.8 32-bit2989+18
−18
(+65)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−64
–   ChessBrainVB 3.612988+27
−27
(+64)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+1
–   Rodent III 0.275 64-bit2986+15
−15
(+62)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
−43
–   Xiphos 0.1 64-bit2986+20
−20
(+62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−95
–   Wasp 3.0 64-bit2985+12
−12
(+61)16.5 − 23.5
(+6−13=21)
41.3%
16.5 / 40
0.0%
+10
–   Rodent III 0.238 64-bit2983+15
−15
(+59)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+51
–   ChessBrainVB 3.502980+24
−24
(+56)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+213
–   Demolito 2018-10-29 64-bit2978+15
−15
(+54)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
−5
–   Pedone 1.6 64-bit2977+19
−19
(+53)4 − 12
(+0−8=8)
25.0%
4.0 / 16
0.0%
−100
–   Vajolet2 2.4 64-bit2969+21
−21
(+45)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+13
–   Ethereal 9.00 64-bit2968+18
−18
(+44)3 − 2
(+1−0=4)
60.0%
3.0 / 5
0.0%
+89
–   Alfil 15.8 64-bit2964+17
−17
(+40)11.5 − 12.5
(+3−4=17)
47.9%
11.5 / 24
0.0%
+28
–   Arasan 20.1 64-bit2964+23
−23
(+40)9 − 13
(+3−7=12)
40.9%
9.0 / 22
0.1%
−10
–   Hiarcs 142962+10
−10
(+38)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
−36
–   Senpai 1.0 64-bit2962+12
−12
(+38)6 − 8
(+3−5=6)
42.9%
6.0 / 14
0.0%
−5
–   Vajolet2 2.2 64-bit2961+19
−19
(+37)10 − 10
(+7−7=6)
50.0%
10.0 / 20
0.1%
+39
–   Vajolet2 2.3 64-bit2957+20
−20
(+33)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.3%
−86
–   chess22k 1.10 64-bit2956+18
−18
(+32)5 − 3
(+4−2=2)
62.5%
5.0 / 8
0.2%
+126
–   Pedone 1.5 64-bit2956+21
−21
(+32)7 − 9
(+2−4=10)
43.8%
7.0 / 16
0.5%
−1
–   Deuterium 2019.1.36.50 64-bit2954+17
−17
(+30)15 − 17
(+9−11=12)
46.9%
15.0 / 32
0.3%
+8
–   Hakkapeliitta 3.0 64-bit2954+11
−12
(+30)10.5 − 19.5
(+4−13=13)
35.0%
10.5 / 30
0.0%
−66
–   chess22k 1.9 64-bit2952+22
−22
(+28)6 − 6
(+3−3=6)
50.0%
6.0 / 12
1.6%
+28
–   Arasan 19.2 64-bit2952+28
−28
(+28)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
3.6%
+10
–   Wasp 2.6 64-bit2947+13
−13
(+23)28.5 − 35.5
(+14−21=29)
44.5%
28.5 / 64
0.5%
−8
–   Arasan 20.0 64-bit2947+26
−26
(+23)10 − 8
(+6−4=8)
55.6%
10.0 / 18
5.5%
+56
–   Nemorino 2.00 64-bit2946+23
−23
(+22)1 − 3
(+0−2=2)
25.0%
1.0 / 4
4.6%
−135
–   Deep Sjeng c't 20102942+10
−10
(+18)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
1.5%
+42
–   Rodent III 0.210 64-bit2937+19
−19
(+13)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
12.7%
+99
–   Crafty 25.2 64-bit2931+11
−11
(+7)17 − 25
(+8−16=18)
40.5%
17.0 / 42
20.6%
−50
–   chess22k 1.8 64-bit2931+21
−20
(+7)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
29.5%
+22
–   Amoeba 2.8 64-bit2927+13
−13
(+3)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
38.5%
+38
–   Winter 0.6 64-bit2927+18
−18
(+3)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
40.1%
−4
–   Wasp 2.01 64-bit2926+20
−20
(+2)18.5 − 25.5
(+7−14=23)
42.0%
18.5 / 44
43.4%
−43
–   Pirarucu 2.6.1 64-bit2926+20
−20
(+2)2 − 2
(+1−1=2)
50.0%
2.0 / 4
44.1%
+2
–   Laser 1.3 64-bit2925+24
−24
(+1)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
48.7%
+37
–   Deep Junior Yokohama 64-bit2921+14
−15
(−3)6 − 6
(+3−3=6)
50.0%
6.0 / 12
63.6%
0
–   Cheng 4.39 64-bit2921+11
−11
(−3)17 − 17
(+6−6=22)
50.0%
17.0 / 34
63.0%
−1
–   Deep Junior 13.3 64-bit2919+16
−16
(−5)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
70.1%
−61
–   Dirty CUCUMBER 64-bit2919+14
−14
(−5)21 − 15
(+12−6=18)
58.3%
21.0 / 36
69.9%
+45
–   Rodent II 0.9.64 64-bit2917+22
−22
(−7)3 − 7
(+1−5=4)
30.0%
3.0 / 10
72.5%
−137
–   ChessBrainVB 3.312916+25
−25
(−8)5 − 5
(+1−1=8)
50.0%
5.0 / 10
72.7%
−11
–   Spike 1.4 Leiden2915+8
−8
(−9)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
88.4%
+26
–   Deuterium 2018.1.35.514 64-bit2913+13
−13
(−11)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
88.1%
+85
–   Amoeba 2.6 64-bit2912+20
−20
(−12)12.5 − 15.5
(+6−9=13)
44.6%
12.5 / 28
83.9%
−40
–   Demolito 2018-03-01 64-bit2911+17
−17
(−13)9.5 − 14.5
(+5−10=9)
39.6%
9.5 / 24
90.0%
−79
–   Rodent III 0.172 64-bit2910+22
−22
(−14)13 − 13
(+5−5=16)
50.0%
13.0 / 26
85.6%
−15
–   Wasp 1.25 64-bit2909+22
−22
(−15)11 − 9
(+6−4=10)
55.0%
11.0 / 20
88.2%
+8
–   Quazar 0.4 64-bit2906+10
−10
(−18)13 − 11
(+7−5=12)
54.2%
13.0 / 24
98.6%
+6
–   Amoeba 2.7 64-bit2906+14
−14
(−18)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
97.0%
+218
–   Nemorino 1.02 64-bit2905+23
−23
(−19)8.5 − 7.5
(+5−4=7)
53.1%
8.5 / 16
92.8%
−3
–   Toga II 4.0 64-bit2905+13
−13
(−19)18.5 − 17.5
(+14−13=9)
51.4%
18.5 / 36
98.3%
−7
–   Atlas 3.91 64-bit2902+14
−14
(−22)10.5 − 9.5
(+4−3=13)
52.5%
10.5 / 20
99.0%
−9
–   chess22k 1.7 64-bit2899+22
−22
(−25)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
97.4%
+42
–   DiscoCheck 5.2.1 64-bit2895+15
−15
(−29)1 − 1
(+1−1=0)
50.0%
1.0 / 2
99.8%
−29
–   EXchess 7.97b 64-bit2894+13
−13
(−30)21 − 19
(+11−9=20)
52.5%
21.0 / 40
100.0%
−13
–   Spark 1.0 64-bit2893+12
−12
(−31)4.5 − 0.5
(+4−0=1)
90.0%
4.5 / 5
100.0%
+305
–   Deuterium 14.3.34.130 64-bit2892+12
−12
(−32)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−99
–   Demolito 2017-08-26 64-bit2890+20
−20
(−34)12 − 8
(+5−1=14)
60.0%
12.0 / 20
99.8%
+16
–   Topple 0.7.1 64-bit2889+26
−25
(−35)3 − 3
(+1−1=4)
50.0%
3.0 / 6
99.2%
−35
–   Ethereal 8.62 64-bit2885+24
−24
(−39)7 − 6
(+5−4=4)
53.8%
7.0 / 13
99.8%
−14
–   Scorpio 2.8 64-bit2885+14
−14
(−39)3 − 3
(+2−2=2)
50.0%
3.0 / 6
100.0%
−31
–   ChessBrainVB 3.202874+25
−25
(−50)9 − 7
(+5−3=8)
56.3%
9.0 / 16
100.0%
−13
–   Amoeba 2.5 64-bit2873+23
−23
(−51)10.5 − 7.5
(+5−2=11)
58.3%
10.5 / 18
100.0%
−4
–   Vajolet2 1.45 64-bit2867+20
−20
(−57)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−1
–   Scorpio 2.7.9 64-bit2867+26
−25
(−57)4.5 − 6.5
(+2−4=5)
40.9%
4.5 / 11
100.0%
−120
–   Thinker 5.4d Inert 64-bit2865+16
−16
(−59)9.5 − 6.5
(+6−3=7)
59.4%
9.5 / 16
100.0%
−2
–   The Baron 3.44 64-bit2863+14
−14
(−61)17 − 9
(+12−4=10)
65.4%
17.0 / 26
100.0%
+40
–   Gaviota 1.0 64-bit2860+11
−11
(−64)10 − 6
(+7−3=6)
62.5%
10.0 / 16
100.0%
+19
–   Dirty 30Apr2017 64-bit2857+15
−15
(−67)17.5 − 12.5
(+10−5=15)
58.3%
17.5 / 30
100.0%
−18
–   EXchess 7.92b 64-bit2856+22
−22
(−68)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−68
–   Zappa Mexico II 64-bit2855+10
−10
(−69)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−69
–   MinkoChess 1.3 64-bit2854+14
−14
(−70)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−70
–   Pirarucu 2.3.8 64-bit2851+22
−22
(−73)4.5 − 3.5
(+1−0=7)
56.3%
4.5 / 8
100.0%
−45
–   Toga II 3.02851+16
−15
(−73)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−73
–   Nemo 1.0.1 64-bit2848+12
−12
(−76)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−76
–   Atlas 3.80 64-bit2848+14
−14
(−76)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Defenchess 1.0 64-bit2847+28
−28
(−77)9 − 5
(+7−3=4)
64.3%
9.0 / 14
100.0%
+22
–   DisasterArea 1.65 64-bit2846+14
−13
(−78)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
+17
–   Demolito 2017-06-18 64-bit2844+25
−25
(−80)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+19
–   Tornado 8.0 64-bit2843+14
−13
(−81)20.5 − 13.5
(+13−6=15)
60.3%
20.5 / 34
100.0%
−17
–   Dirty 3Nov2015 64-bit2838+17
−17
(−86)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+71
–   The Baron 3.41 64-bit2838+22
−22
(−86)10.5 − 3.5
(+7−0=7)
75.0%
10.5 / 14
100.0%
+65
–   Fruit Reloaded 3.2.1 64-bit2836+13
−13
(−88)10 − 4
(+6−0=8)
71.4%
10.0 / 14
100.0%
+34
–   Onno 1.2.70 64-bit2834+16
−16
(−90)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−90
–   Scorpio 2.7.8 64-bit2830+27
−27
(−94)9.5 − 4.5
(+6−1=7)
67.9%
9.5 / 14
100.0%
+15
–   Murka 3 64-bit2825+13
−13
(−99)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+58
–   chess22k 1.6 64-bit2823+28
−28
(−101)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
100.0%
−25
–   Zurichess Neuchatel 64-bit2823+14
−14
(−101)7.5 − 6.5
(+4−3=7)
53.6%
7.5 / 14
100.0%
−78
–   ChessBrainVB 3.032822+25
−25
(−102)7 − 5
(+4−2=6)
58.3%
7.0 / 12
100.0%
−59
–   Amoeba 2.4 64-bit2812+26
−26
(−112)10.5 − 3.5
(+8−1=5)
75.0%
10.5 / 14
100.0%
+56
–   Scorpio 2.7.7 64-bit2805+16
−16
(−119)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   The Baron 3.42 64-bit2797+15
−15
(−127)4.5 − 0.5
(+4−0=1)
90.0%
4.5 / 5
100.0%
+193
–   Igel 1.7.0 64-bit2797+29
−29
(−127)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+162
–   Rhetoric 1.4.3 64-bit2795+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
(−131)7 − 1
(+7−1=0)
87.5%
7.0 / 8
100.0%
+254
–   Zurichess Luzern 64-bit2792+24
−24
(−132)14 − 6
(+10−2=8)
70.0%
14.0 / 20
100.0%
−7
–   Fruit 2.3.12786+14
−14
(−138)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   The Baron 3.29 64-bit2786+18
−18
(−138)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+151
–   Pawny 1.2 64-bit2777+14
−14
(−147)11.5 − 4.5
(+8−1=7)
71.9%
11.5 / 16
100.0%
−10
–   Zurichess Jura 64-bit2765+25
−25
(−159)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−1
–   RuyDos 1.0.27 64-bit2764+23
−23
(−160)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−77
–   Floyd 0.9 64-bit2658+15
−14
(−266)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−235
–   Gandalf 7 64-bit2643+18
−18
(−281)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Nemeton 1.512452+22
−22
(−472)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 October 12, 2019