CCRL 40/4
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 2'127'795 games
played by 2'486 programs
28766 CPU days (X2 4600+)

White wins: 825'412 (38.8%)
Black wins: 667'151 (31.4%)
Draws: 635'232 (29.9%)
White score: 53.7%

Engine Details

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BugChess2 1.7 64-bit (2707+13
−13
)Quote
Authors: Francois Karr (France), Jean-Philippe Karr (France) Link: WBEC
This is one of the 7 BugChess versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Critter 1.2 64-bit3120+16
−15
(+413)2 − 29
(+1−28=2)
6.5%
2.0 / 31
0.0%
−38
–   Komodo 3 64-bit3109+10
−10
(+402)3.5 − 28.5
(+1−26=5)
10.9%
3.5 / 32
0.0%
+67
–   Stockfish 2.0.1 64-bit3090+20
−20
(+383)4 − 28
(+1−25=6)
12.5%
4.0 / 32
0.0%
+75
–   Critter 1.01 64-bit3077+19
−19
(+370)2 − 30
(+0−28=4)
6.3%
2.0 / 32
0.0%
−41
–   Stockfish 1.9.1 64-bit3055+20
−19
(+348)3.5 − 26.5
(+0−23=7)
11.7%
3.5 / 30
0.0%
+47
–   Critter 0.90 64-bit3050+16
−16
(+343)4 − 28
(+1−25=6)
12.5%
4.0 / 32
0.0%
+38
–   Komodo 1.3 64-bit2994+12
−12
(+287)3.5 − 28.5
(+2−27=3)
10.9%
3.5 / 32
0.0%
−76
–   Critter 0.80 64-bit2991+21
−20
(+284)4.5 − 27.5
(+2−25=5)
14.1%
4.5 / 32
0.0%
−16
–   Komodo 1.2 64-bit2967+12
−12
(+260)6.5 − 25.5
(+0−19=13)
20.3%
6.5 / 32
0.0%
+64
–   Gull 1.2 64-bit2951+15
−15
(+244)4.5 − 27.5
(+2−25=5)
14.1%
4.5 / 32
0.0%
−56
–   Gull 1.1 64-bit2944+13
−13
(+237)6 − 26
(+1−21=10)
18.8%
6.0 / 32
0.0%
+16
–   Gull 1.0a 64-bit2938+12
−12
(+231)7 − 25
(+4−22=6)
21.9%
7.0 / 32
0.0%
+12
–   Hiarcs 13.22933+15
−15
(+226)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
+125
–   Spark 1.0 64-bit2927+7
−7
(+220)2.5 − 29.5
(+1−28=3)
7.8%
2.5 / 32
0.0%
−187
–   Spike 1.4 Leiden2922+7
−7
(+215)9 − 21
(+3−15=12)
30.0%
9.0 / 30
0.0%
+85
–   Protector 1.4.0 64-bit2890+14
−14
(+183)6.5 − 23.5
(+2−19=9)
21.7%
6.5 / 30
0.0%
−19
–   Thinker 5.4c Inert 64-bit2883+9
−9
(+176)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
0.0%
+80
–   Hannibal 1.0a 64-bit2862+14
−14
(+155)17.5 − 44.5
(+8−35=19)
28.2%
17.5 / 62
0.0%
+3
–   Protector 1.3.5 64-bit2856+15
−15
(+149)5.5 − 26.5
(+2−23=7)
17.2%
5.5 / 32
0.0%
−104
–   Booot 5.1.02839+11
−11
(+132)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
+4
–   Booot 5.02785+15
−15
(+78)10 − 20
(+5−15=10)
33.3%
10.0 / 30
0.0%
−34
–   Crafty 23.4 64-bit2782+12
−12
(+75)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
0.0%
−9
–   Ktulu 92782+8
−8
(+75)15 − 16
(+12−13=6)
48.4%
15.0 / 31
0.0%
+65
–   Bright 0.4a2780+10
−10
(+73)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
0.0%
+82
–   Scorpio 2.7 64-bit2775+14
−14
(+68)16 − 16
(+10−10=12)
50.0%
16.0 / 32
0.0%
+66
–   Twisted Logic 20090922 64-bit2771+7
−7
(+64)13 − 18
(+8−13=10)
41.9%
13.0 / 31
0.0%
+10
–   MinkoChess 0.9 64-bit2771+12
−13
(+64)12.5 − 19.5
(+7−14=11)
39.1%
12.5 / 32
0.0%
−8
–   MinkoChess 1.0 64-bit2769+19
−19
(+62)11.5 − 18.5
(+5−12=13)
38.3%
11.5 / 30
0.0%
−7
–   MinkoChess 1.1 64-bit2764+18
−18
(+57)12 − 18
(+8−14=8)
40.0%
12.0 / 30
0.0%
−16
–   Jonny 4.002763+6
−7
(+56)13 − 19
(+9−15=8)
40.6%
13.0 / 32
0.0%
−11
–   Bison 9.11 64-bit2762+9
−9
(+55)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
0.0%
+19
–   Crafty 23.3 64-bit2758+15
−15
(+51)12.5 − 17.5
(+8−13=9)
41.7%
12.5 / 30
0.0%
−9
–   Scorpio 2.6 64-bit2756+14
−14
(+49)12 − 18
(+6−12=12)
40.0%
12.0 / 30
0.0%
−15
–   SmarThink 1.20 64-bit2748+10
−10
(+41)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
0.0%
−6
–   Chronos 1.9.9 64-bit2740+7
−7
(+33)15.5 − 16.5
(+10−11=11)
48.4%
15.5 / 32
0.0%
+24
–   Spike 1.2 Turin2731+6
−6
(+24)13.5 − 18.5
(+8−13=11)
42.2%
13.5 / 32
0.0%
−26
–   Tornado 4.40 64-bit2722+14
−14
(+15)17.5 − 13.5
(+13−9=9)
56.5%
17.5 / 31
6.7%
+59
–   Chess Tiger 2007.12713+7
−7
(+6)14.5 − 17.5
(+8−11=13)
45.3%
14.5 / 32
20.5%
−24
–   Naum 2.0 32-bit2700+8
−8
(−7)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
83.4%
+20
–   Frenzee Feb08 64-bit2695+10
−10
(−12)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
93.8%
−92
–   Delfi 5.42683+7
−7
(−24)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
100.0%
+1
–   Daydreamer 1.75 64-bit2673+9
−9
(−34)18 − 14
(+13−9=10)
56.3%
18.0 / 32
100.0%
+10
–   Booot 4.15.02666+12
−12
(−41)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
100.0%
−48
–   Alaric 7072663+7
−7
(−44)18.5 − 13.5
(+15−10=7)
57.8%
18.5 / 32
100.0%
+10
–   Naraku 1.312653+14
−14
(−54)17.5 − 12.5
(+13−8=9)
58.3%
17.5 / 30
100.0%
+3
–   Cyrano 0.6b17 64-bit2642+8
−8
(−65)19.5 − 12.5
(+14−7=11)
60.9%
19.5 / 32
100.0%
+7
–   Colossus 2008b2642+7
−7
(−65)17.5 − 14.5
(+8−5=19)
54.7%
17.5 / 32
100.0%
−37
–   E.T. Chess 13.01.082634+7
−7
(−73)16.5 − 14.5
(+12−10=9)
53.2%
16.5 / 31
100.0%
−47
–   Gandalf 62628+10
−10
(−79)17 − 15
(+11−9=12)
53.1%
17.0 / 32
100.0%
−57
–   Alfil 8.1.1 Optimized2626+9
−9
(−81)17 − 15
(+8−6=18)
53.1%
17.0 / 32
100.0%
−65
–   WildCat 82624+7
−7
(−83)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
100.0%
−93
–   Movei 00.8.438 (10 10 10)2623+7
−7
(−84)19.5 − 10.5
(+14−5=11)
65.0%
19.5 / 30
100.0%
+17
–   Sloppy 0.2.2 64-bit2617+7
−8
(−90)19 − 12
(+11−4=16)
61.3%
19.0 / 31
100.0%
−20
–   Slow Chess Blitz WV2.12615+6
−6
(−92)19 − 12
(+13−6=12)
61.3%
19.0 / 31
100.0%
−15
–   Deuterium 10.01.27.2132610+11
−10
(−97)20.5 − 9.5
(+15−4=11)
68.3%
20.5 / 30
100.0%
+25
–   Ruffian 2.1.02609+9
−9
(−98)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
+42
–   Pharaon 3.5.12604+7
−7
(−103)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
+35
–   Amyan 1.722604+7
−7
(−103)23.5 − 8.5
(+20−5=7)
73.4%
23.5 / 32
100.0%
+71
–   GarboChess 2.10 64-bit2598+9
−9
(−109)21.5 − 9.5
(+17−5=9)
69.4%
21.5 / 31
100.0%
+29
–   GNU Chess 5.07.1705b (TCEC) 64-bit2597+14
−14
(−110)20.5 − 10.5
(+15−5=11)
66.1%
20.5 / 31
100.0%
−3
–   ProDeo 1.12588+11
−11
(−119)20 − 12
(+14−6=12)
62.5%
20.0 / 32
100.0%
−36
–   Petir 4.9999992556+9
−9
(−151)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
−25
–   The Baron 2.23 64-bit2555+8
−8
(−152)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
0
–   Jonny 2.83 32-bit2552+11
−11
(−155)22.5 − 9.5
(+19−6=7)
70.3%
22.5 / 32
100.0%
−1
–   Arasan 12.0 64-bit2543+17
−17
(−164)20.5 − 11.5
(+15−6=11)
64.1%
20.5 / 32
100.0%
−71
–   Hermann 2.6 64-bit2540+13
−13
(−167)19.5 − 2.5
(+18−1=3)
88.6%
19.5 / 22
100.0%
+170
–   Ufim 8.022540+6
−7
(−167)25 − 6
(+20−1=10)
80.6%
25.0 / 31
100.0%
+46
–   AnMon 5.752539+7
−7
(−168)22.5 − 8.5
(+17−3=11)
72.6%
22.5 / 31
100.0%
−16
–   Hermann 2.8 64-bit2531+9
−9
(−176)10 − 3
(+8−1=4)
76.9%
10.0 / 13
100.0%
+17

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Created in 2005-2013 by CCRL team
Last games added on November 8, 2019