CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Butcher 1.61 32-bit (2284+27
−27
)Quote
Author: Marek Kolacz (Poland) Link: Homepage
This is one of the 4 Butcher versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Gaviota 0.83 32-bit2525+27
−28
(+241)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−62
–   Rodin 4.02524+18
−19
(+240)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Pawny 0.2.2 32-bit2411+34
−34
(+127)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+41
–   Eeyore 1.52 32-bit2404+23
−22
(+120)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+212
–   Rodin 3.02402+18
−18
(+118)1.5 − 3.5
(+0−2=3)
30.0%
1.5 / 5
0.0%
0
–   Pawny 0.2.1 32-bit2401+31
−31
(+117)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+117
–   Atlas 3.14b 32-bit2400+25
−25
(+116)1.5 − 5.5
(+1−5=1)
21.4%
1.5 / 7
0.0%
−110
–   Dorky 4.3 32-bit2385+26
−26
(+101)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−45
–   Ares 1.0042372+16
−16
(+88)7.5 − 18.5
(+4−15=7)
28.8%
7.5 / 26
0.0%
−63
–   iCE 0.22370+19
−19
(+86)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−140
–   TJchess 1.012369+24
−24
(+85)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−175
–   Alex 2.14a 32-bit2362+27
−27
(+78)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+78
–   OliThink 5.3.0 32-bit2357+21
−21
(+73)9 − 13
(+7−11=4)
40.9%
9.0 / 22
0.0%
+5
–   Plisk 0.2.7d 32-bit2350+21
−21
(+66)19.5 − 16.5
(+15−12=9)
54.2%
19.5 / 36
0.0%
+93
–   Tytan 9.32 32-bit2345+28
−28
(+61)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−81
–   Ghost 2.0.12341+19
−19
(+57)8.5 − 10.5
(+6−8=5)
44.7%
8.5 / 19
0.0%
+27
–   Amundsen 0.802331+19
−19
(+47)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.3%
+47
–   Sjakk 1.1.92325+29
−29
(+41)5 − 5
(+4−4=2)
50.0%
5.0 / 10
1.9%
+35
–   Alex 2.132324+32
−33
(+40)3 − 5
(+2−4=2)
37.5%
3.0 / 8
2.9%
−55
–   EveAnn 1.672322+30
−30
(+38)1 − 1
(+1−1=0)
50.0%
1.0 / 2
3.6%
+38
–   Simplex 0.9.7 32-bit2322+31
−31
(+38)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
3.2%
+6
–   Mediocre 0.42318+31
−31
(+34)4 − 10
(+3−9=2)
28.6%
4.0 / 14
5.0%
−137
–   ECE 12.012318+22
−22
(+34)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
2.7%
−1
–   Cheese 1.3b 32-bit2308+35
−35
(+24)4 − 2
(+3−1=2)
66.7%
4.0 / 6
14.0%
+133
–   Waxman 20102307+22
−22
(+23)6 − 10
(+4−8=4)
37.5%
6.0 / 16
9.6%
−68
–   Cheese 1.32307+17
−17
(+23)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
8.5%
+180
–   Natwarlal 0.142301+19
−19
(+17)2 − 2
(+2−2=0)
50.0%
2.0 / 4
16.5%
+17
–   Sjakk 1.1.82300+24
−24
(+16)2 − 6
(+1−5=2)
25.0%
2.0 / 8
19.0%
−170
–   Anechka 0.082297+19
−19
(+13)3 − 1
(+3−1=0)
75.0%
3.0 / 4
22.3%
+239
–   Popochin 3.22293+18
−18
(+9)2 − 0
(+2−0=0)
100.0%
2.0 / 2
29.1%
+INF
–   AliChess 4.252287+22
−22
(+3)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
42.6%
−53
–   Chaturanga 2.4.32285+21
−21
(+1)15 − 17
(+9−11=12)
46.9%
15.0 / 32
47.2%
−20
–   EveAnn 1.662278+33
−33
(−6)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
61.9%
+39
–   Matilde 2008 32-bit2271+34
−33
(−13)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
72.8%
−169
–   Sungorus 1.4 32-bit2258+21
−21
(−26)14 − 8
(+12−6=4)
63.6%
14.0 / 22
93.5%
+79
–   RattateChess 1.0 Nosferatu2247+21
−21
(−37)4 − 0
(+4−0=0)
100.0%
4.0 / 4
98.4%
+INF
–   Atak 6.82235+19
−19
(−49)7 − 5
(+5−3=4)
58.3%
7.0 / 12
99.9%
+6
–   Betsabe II 1.08c2235+35
−35
(−49)1 − 3
(+1−3=0)
25.0%
1.0 / 4
98.5%
−274
–   Dolphin 1.02232+20
−20
(−52)7 − 3
(+5−1=4)
70.0%
7.0 / 10
99.9%
+79
–   Bearded N44.22220+34
−35
(−64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
99.8%
−64
–   Uralochka 1.1b2219+19
−19
(−65)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−207
–   Bagatur 1.2d 32-bit2218+35
−35
(−66)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.8%
−66
–   Beowulf 2.4a 32-bit2216+20
−20
(−68)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+163
–   Betsabe II 1.09c2208+35
−35
(−76)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+80
–   Myrddin 0.85 32-bit2206+27
−27
(−78)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−78
–   Jazz 501 32-bit2204+29
−29
(−80)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−80
–   Latista (Sinobyl) 1.52198+25
−25
(−86)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+56
–   FireFly 2.5.13 32-bit2188+34
−34
(−96)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−36
–   NagaSkaki 5.122186+17
−17
(−98)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−193
–   KMTChess 1.2.1 32-bit2181+21
−21
(−103)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+53
–   ECE 11.012179+23
−23
(−105)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−200
–   FireFly 2.5.102178+34
−34
(−106)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Sjakk 1.1.72174+34
−34
(−110)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+39
–   iCE 0.12160+29
−29
(−124)10 − 4
(+9−3=2)
71.4%
10.0 / 14
100.0%
+44
–   Chesley r323 32-bit2155+24
−24
(−129)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−363
–   KnockOut 0.7.12150+16
−16
(−134)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+92
–   Ifrit j4.32147+28
−28
(−137)11 − 3
(+10−2=2)
78.6%
11.0 / 14
100.0%
+93

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Created in 2005-2013 by CCRL team
Last games added on April 21, 2018