CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Engine Details

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Bobcat 6.4b 64-bit (2787+24
−24
)Quote
Author: Gunnar Harms (Netherlands) Link: Download
This is one of the 15 Bobcat versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Chiron 1.5 32-bit2939+15
−16
(+152)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.0%
−61
= 0 = 0 = 0 0 0
–   Deep Junior 13.3 32-bit2908+15
−14
(+121)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
+10
1 0 = 0 0 =
–   Hannibal 1.2 32-bit2904+14
−14
(+117)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+58
= 0 = 1 = 0
–   Hiarcs 13.22895+10
−10
(+108)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
0.0%
+65
= = = 0 = =
–   Cheng4 0.38 64-bit2889+23
−23
(+102)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+102
1 0 0 1
–   Quazar 0.4 32-bit2879+12
−12
(+92)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+46
0 = 1 = = 0
–   Protector 1.4.0 32-bit2877+11
−11
(+90)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−268
0 0 0 = 0 0
–   Gull 1.2 32-bit2876+12
−12
(+89)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.0%
−58
= 0 0 = 0 =
–   Vajolet2 1.45 64-bit2866+20
−20
(+79)2 − 4
(+0−2=4)
33.3%
2.0 / 6
0.0%
−4
= = 0 = 0 =
–   Spark 1.0 32-bit2864+11
−11
(+77)2 − 4
(+0−2=4)
33.3%
2.0 / 6
0.0%
−12
0 = = = = 0
–   Arasan 18.0 64-bit2859+26
−26
(+72)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−84
= 0
–   EXchess 7.71b 64-bit2852+22
−22
(+65)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
0.0%
−11
1 = = 0 0 1 = = 0 0 = 0
–   Rodent 1.7 64-bit2850+19
−19
(+63)8 − 7
(+5−4=6)
53.3%
8.0 / 15
0.0%
+82
= = 1 1 0 0 = 0 0 1 1 = = 1 =
–   Atlas 3.80 64-bit2847+14
−14
(+60)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
−30
0 = = = 1 0 0 0 = =
–   Arasan 17.5 64-bit2840+25
−25
(+53)3 − 9
(+1−7=4)
25.0%
3.0 / 12
0.1%
−119
0 = = = = 1 0 0 0 0 0 0
–   Dirty 3Nov2015 64-bit2836+17
−17
(+49)2.5 − 8.5
(+0−6=5)
22.7%
2.5 / 11
0.0%
−118
= 0 = 0 = 0 = 0 = 0 0
–   Pedone 1.3 64-bit2835+23
−23
(+48)5 − 6
(+3−4=4)
45.5%
5.0 / 11
0.2%
+20
= 0 = 1 0 = 0 = 1 0 1
–   Onno 1.2.70 64-bit2834+16
−16
(+47)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−95
= 0
–   DisasterArea 1.54 64-bit2826+18
−18
(+39)6 − 8
(+2−4=8)
42.9%
6.0 / 14
0.4%
−3
= = 0 0 1 = 1 0 = = 0 = = =
–   Pedone 1.2 64-bit2825+26
−26
(+38)3 − 5
(+0−2=6)
37.5%
3.0 / 8
1.6%
−25
= = 0 = = = 0 =
–   Rybka 1.0 64-bit2824+14
−14
(+37)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.4%
−9
= = 0 1 0 =
–   Murka 3 64-bit2823+12
−12
(+36)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.4%
−121
= 0 = 0
–   Tornado 7.0 64-bit2816+19
−19
(+29)8.5 − 8.5
(+3−3=11)
50.0%
8.5 / 17
2.7%
+24
= 0 0 = = = 0 = = = = = = = 1 1 1
–   EXchess 7.51b 64-bit2815+27
−27
(+28)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
5.8%
−14
= = = = = 0
–   GNU Chess 5.60 64-bit2813+16
−16
(+26)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
3.5%
+50
= = = 1 1 0 = = = =
–   Dirty 10Apr2015 64-bit2805+24
−24
(+18)7.5 − 10.5
(+3−6=9)
41.7%
7.5 / 18
13.9%
−32
0 = 1 = = = 0 0 = 0 = = 0 0 1 1 = =
–   Scorpio 2.7.7 64-bit2804+16
−16
(+17)3 − 4
(+1−2=4)
42.9%
3.0 / 7
11.9%
−20
0 0 = = = 1 =
–   Crafty 24.1 64-bit2803+22
−22
(+16)7 − 6
(+5−4=4)
53.8%
7.0 / 13
17.0%
+43
1 0 0 = 1 1 = = 1 0 1 = 0
–   Arasan 17.3 64-bit2801+30
−30
(+14)3 − 3
(+1−1=4)
50.0%
3.0 / 6
22.9%
+20
0 = 1 = = =
–   Hannibal 1.0a 32-bit2800+12
−12
(+13)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
16.8%
−29
= 0 = = = =
–   Pedone 1.1 64-bit2796+24
−24
(+9)3.5 − 1.5
(+2−0=3)
70.0%
3.5 / 5
28.8%
+119
1 = = = 1
–   GnuCheese 1.00 64-bit2794+16
−16
(+7)8.5 − 7.5
(+3−2=11)
53.1%
8.5 / 16
29.8%
+26
= 0 = 0 = = = 1 = = = 1 = = 1 =
–   Naum 2.2 32-bit2793+15
−15
(+6)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
33.0%
+73
1 1 0 = 1 0
–   Rhetoric 1.4.3 64-bit2793+12
−12
(+6)1 − 0
(+1−0=0)
100.0%
1.0 / 1
33.4%
+INF
1
–   Loop 13.6 (Loop 2007) 64-bit2789+15
−16
(+2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
43.5%
+2
= =
–   Zappa Mexico 32-bit2789+16
−17
(+2)3 − 3
(+1−1=4)
50.0%
3.0 / 6
45.3%
+8
0 = 1 = = =
–   Crafty 23.6 64-bit2787+25
−25
(0)4 − 2
(+2−0=4)
66.7%
4.0 / 6
49.0%
+88
1 = = 1 = =
–   The Baron 3.29 64-bit2785+18
−18
(−2)2 − 1
(+1−0=2)
66.7%
2.0 / 3
55.5%
+93
1 = =
–   Fizbo 1.1 64-bit2785+24
−24
(−2)3 − 3
(+1−1=4)
50.0%
3.0 / 6
53.2%
−2
1 0 = = = =
–   Rodent 1.5 64-bit2784+21
−21
(−3)3 − 3
(+1−1=4)
50.0%
3.0 / 6
57.7%
−9
= 1 = 0 = =
–   Glaurung 2.2 64-bit2781+16
−16
(−6)4 − 4
(+3−3=2)
50.0%
4.0 / 8
65.0%
−6
1 1 0 0 = = 0 1
–   Scorpio 2.7.5 64-bit2777+27
−27
(−10)3 − 3
(+1−1=4)
50.0%
3.0 / 6
70.4%
−10
= 1 = = 0 =
–   Rhetoric 1.4.1 64-bit2775+17
−17
(−12)9 − 9
(+5−5=8)
50.0%
9.0 / 18
77.9%
−12
0 = 0 = 1 1 = = 0 1 1 0 = = = 1 = 0
–   Naraku 1.42774+16
−16
(−13)4 − 2
(+3−1=2)
66.7%
4.0 / 6
81.1%
+97
1 1 1 0 = =
–   Frenzee 3.5.19 64-bit2773+14
−14
(−14)1 − 1
(+1−1=0)
50.0%
1.0 / 2
84.4%
−14
1 0
–   Octochess r5190 64-bit2771+15
−15
(−16)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
86.1%
+49
0 1 0 1 = 1
–   Twisted Logic 20100131x 64-bit2770+16
−16
(−17)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
86.9%
−159
= 0
–   Texel 1.01 32-bit2764+28
−28
(−23)3.5 − 2.5
(+1−0=5)
58.3%
3.5 / 6
88.9%
+19
= = = = 1 =
–   SmarThink 1.20 64-bit2763+18
−18
(−24)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
93.8%
+3
0 1 1 1 1 1 = = 0 0 = 0
–   Loop 12.322762+22
−22
(−25)4 − 2
(+2−0=4)
66.7%
4.0 / 6
93.3%
+63
= = 1 = = 1
–   BugChess2 1.9 64-bit2760+13
−13
(−27)4 − 4
(+3−3=2)
50.0%
4.0 / 8
97.5%
−27
= 1 0 1 0 1 0 =
–   Bison 9.11 64-bit2756+13
−13
(−31)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
98.7%
+36
1 = = =
–   Ktulu 92752+12
−12
(−35)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.4%
+122
= 1
–   Pedone 1.0 64-bit2735+27
−27
(−52)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
99.8%
−136
0 = 1 = 0 = 0 0 0 1 0 1
–   Toga II 1.1a 32-bit2731+16
−16
(−56)1 − 5
(+0−4=2)
16.7%
1.0 / 6
100.0%
−287
0 0 = 0 0 =
–   DiscoCheck 3.7.1 64-bit2729+30
−30
(−58)4 − 2
(+2−0=4)
66.7%
4.0 / 6
99.8%
+35
1 = = = 1 =
–   Godel 3.4.9 64-bit2727+14
−14
(−60)3 − 3
(+1−1=4)
50.0%
3.0 / 6
100.0%
−53
= = = 1 0 =
–   Chess Tiger 2007.12703+10
−10
(−84)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+58
1 =
–   Dirty 23Mar2012 64-bit2702+31
−31
(−85)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
100.0%
−16
0 1 1 = 0 1
–   Pawny 1.1 64-bit2701+21
−21
(−86)10 − 6
(+6−2=8)
62.5%
10.0 / 16
100.0%
−12
= 1 1 0 1 0 1 = = = 1 = = = 1 =
–   Chessmaster 11 Conqueror2694+18
−18
(−93)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Tornado 4.3 64-bit2692+32
−32
(−95)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
+14
1 1 1 0 = =
–   Chessmaster 11 Toxic2682+20
−20
(−105)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+47
= 1 1 = 1 =
–   Cheese 1.7 64-bit2678+21
−21
(−109)12.5 − 7.5
(+8−3=9)
62.5%
12.5 / 20
100.0%
−31
1 = 1 = = 0 = 1 0 1 1 = = = 1 0 = = 1 1
–   Tucano 5.00 64-bit2678+18
−18
(−109)4 − 2
(+2−0=4)
66.7%
4.0 / 6
100.0%
−14
1 = 1 = = =
–   Djinn 1.021 64-bit2667+13
−13
(−120)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+163
1 1 = 1
–   RedQueen 1.1.97 64-bit2660+17
−17
(−127)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+23
1 1 = =
–   Djinn 1.010 64-bit2653+29
−29
(−134)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+18
= = 1 = 1 1
–   NoraGrace 2.0 64-bit2623+15
−15
(−164)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+63
0 1 1 1
–   Rodin 7.02600+17
−17
(−187)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+96
1 1 = 1
–   Jellyfish 1.1 64-bit2581+15
−15
(−206)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+83
1 = 1 1
–   DanaSah 5.072569+17
−17
(−218)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on April 18, 2021