CCRL 40/15
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 1'179'815 games
played by 2'715 programs

White wins: 406'597 (34.5%)
Black wins: 300'322 (25.5%)
Draws: 472'896 (40.1%)
White score: 54.5%

Engine Details

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Butcher 1.60n1 (2286+23
−23
)Quote
Author: Marek Kolacz (Poland) Link: Homepage
This is one of the 4 Butcher versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Xpdnt 0910072483+15
−15
(+197)0 − 3
(+0−3=0)
0.0%
0.0 / 3
0.0%
−INF
–   Hussar 0.42445+17
−17
(+159)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−130
–   nanoSzachy 3.82439+17
−16
(+153)3 − 4
(+1−2=4)
42.9%
3.0 / 7
0.0%
+121
–   Glass 1.62429+20
−20
(+143)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
0
–   Delphil 2.6a2416+27
−27
(+130)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−26
–   Eeyore 1.52 32-bit2406+22
−23
(+120)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−162
–   Pawny 0.2 32-bit2401+29
−29
(+115)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+115
–   Delphil 1.82399+28
−28
(+113)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   LittleThought 1.04 32-bit2394+33
−34
(+108)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−48
–   Sorgenkind 0.42389+14
−15
(+103)6 − 9
(+4−7=4)
40.0%
6.0 / 15
0.0%
+40
–   Sage 3.532387+18
−18
(+101)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
+13
–   Dirty 0.99 OW52383+24
−24
(+97)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Ares 1.0042374+16
−16
(+88)11.5 − 20.5
(+8−17=7)
35.9%
11.5 / 32
0.0%
−16
–   TJchess 1.012371+24
−24
(+85)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+85
–   GreKo 6.52365+26
−26
(+79)3 − 3
(+0−0=6)
50.0%
3.0 / 6
0.0%
+79
–   OliThink 5.3.0 32-bit2359+21
−21
(+73)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−69
–   Alfil 6.102359+33
−33
(+73)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+229
–   Flux 2.2.12358+20
−21
(+72)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−70
–   Glass 1.32354+26
−26
(+68)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+52
–   Plisk 0.2.7d 32-bit2352+21
−21
(+66)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+66
–   Plisk 0.2.6 32-bit2350+33
−33
(+64)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.1%
+4
–   GreKo 5.92347+23
−24
(+61)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+203
–   Tytan 9.32 32-bit2347+28
−28
(+61)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+61
–   Glass 1.52346+28
−28
(+60)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.1%
−135
–   Eeyore 1.502344+26
−26
(+58)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.1%
−224
–   Ghost 2.0.12343+19
−19
(+57)14 − 20
(+8−14=12)
41.2%
14.0 / 34
0.0%
−2
–   Xpdnt 0907042343+33
−33
(+57)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.3%
−85
–   Rodin 2.3a2340+25
−24
(+54)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
0.1%
+18
–   LittleThought 1.03 32-bit2340+21
−21
(+54)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
−28
–   Daydreamer 1.52336+22
−22
(+50)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.1%
+3
–   Asterisk 0.62332+18
−18
(+46)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.1%
+46
–   Alex 2.12a2330+34
−34
(+44)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
1.6%
−23
–   Amundsen 0.802329+17
−17
(+43)6.5 − 9.5
(+4−7=5)
40.6%
6.5 / 16
0.1%
−16
–   Alex 2.132327+32
−33
(+41)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
2.1%
−40
–   Chezzz 1.0.32324+19
−19
(+38)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.6%
+38
–   Simplex 0.9.7 32-bit2324+31
−31
(+38)7 − 5
(+5−3=4)
58.3%
7.0 / 12
2.4%
+92
–   Waxman 20102309+22
−22
(+23)7 − 9
(+5−7=4)
43.8%
7.0 / 16
6.8%
−18
–   Cheese 1.32309+17
−17
(+23)16 − 14
(+12−10=8)
53.3%
16.0 / 30
5.1%
+49
–   Ares 1.003a2306+34
−34
(+20)6 − 8
(+3−5=6)
42.9%
6.0 / 14
16.7%
−27
–   Anechka 0.082302+18
−19
(+16)2 − 2
(+1−1=2)
50.0%
2.0 / 4
13.7%
+5
–   Joker 1.1.142302+19
−19
(+16)1 − 1
(+1−1=0)
50.0%
1.0 / 2
14.1%
+16
–   Zeus 1.292299+20
−20
(+13)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
19.1%
−69
–   Popochin 3.22297+18
−18
(+11)9.5 − 8.5
(+7−6=5)
52.8%
9.5 / 18
22.4%
+34
–   Glass 1.22284+30
−29
(−2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
53.7%
−2
–   AliChess 4.252283+19
−19
(−3)1 − 3
(+1−3=0)
25.0%
1.0 / 4
57.0%
−230
–   Chispa 4.0.32275+17
−17
(−11)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
77.0%
+131
–   Matilde 2008 32-bit2274+34
−34
(−12)3 − 3
(+2−2=2)
50.0%
3.0 / 6
71.6%
−19
–   AliChess 4.202266+34
−34
(−20)6 − 8
(+4−6=4)
42.9%
6.0 / 14
83.0%
−69
–   Sungorus 1.4 32-bit2260+21
−21
(−26)16 − 8
(+13−5=6)
66.7%
16.0 / 24
94.6%
+91
–   AliChess 4.212259+24
−24
(−27)12 − 16
(+9−13=6)
42.9%
12.0 / 28
94.4%
−80
–   Ares 1.02259+30
−30
(−27)8.5 − 9.5
(+6−7=5)
47.2%
8.5 / 18
91.7%
−44
–   Waxman 20092254+20
−20
(−32)16 − 12
(+11−7=10)
57.1%
16.0 / 28
98.2%
+11
–   RattateChess 1.0 Nosferatu2254+19
−19
(−32)21 − 11
(+16−6=10)
65.6%
21.0 / 32
98.4%
+74
–   Joker 1.1.062252+33
−33
(−34)1 − 1
(+0−0=2)
50.0%
1.0 / 2
94.6%
−34
–   Rotor 0.1a2246+32
−32
(−40)2 − 0
(+2−0=0)
100.0%
2.0 / 2
97.4%
+INF
–   Feuerstein 0.4.6.12239+19
−19
(−47)11.5 − 12.5
(+7−8=9)
47.9%
11.5 / 24
99.9%
−61
–   Atak 6.82238+16
−16
(−48)10.5 − 9.5
(+8−7=5)
52.5%
10.5 / 20
100.0%
−29
–   Dolphin 1.0 64-bit2231+18
−18
(−55)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
+24
–   Atak 6.72230+28
−28
(−56)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.9%
+232
–   Uralochka 1.1b2219+18
−18
(−67)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+56
–   Beowulf 2.4a 32-bit2219+19
−19
(−67)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+15
–   Gibbon 2.52a2217+16
−16
(−69)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+26
–   Neurosis 2.52207+17
−17
(−79)12.5 − 7.5
(+8−3=9)
62.5%
12.5 / 20
100.0%
0
–   ChessAlex 2.0r42204+20
−20
(−82)4 − 4
(+2−2=4)
50.0%
4.0 / 8
100.0%
−82
–   BlackBishop 1.02203+18
−18
(−83)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−83
–   Mediocre 0.342188+27
−27
(−98)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−15
–   KMTChess 1.2.1 32-bit2183+21
−21
(−103)3 − 5
(+2−4=2)
37.5%
3.0 / 8
100.0%
−191
–   Atak 6.52182+25
−25
(−104)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−246
–   ECE 11.012181+23
−23
(−105)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−105
–   TJchess 0.1212135+19
−19
(−151)7.5 − 0.5
(+7−0=1)
93.8%
7.5 / 8
100.0%
+260

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Created in 2005-2013 by CCRL team
Last games added on September 26, 2020