CCRL 40/40
Downloads and Statistics
June 26, 2019
Testing summary:
Total: 1'063'059 games
played by 2'482 programs
145302 CPU days (X2 4600+)

White wins: 369'504 (34.8%)
Black wins: 275'121 (25.9%)
Draws: 418'434 (39.4%)
White score: 54.4%

Engine Details

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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
–   Rodin 4.02524+18
−18
(+240)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Gaviota 0.83 32-bit2524+27
−27
(+240)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−63
0 0 0 0 0 0 0 = 1 0
–   Pawny 0.2.2 32-bit2412+34
−34
(+128)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+42
= 0 1 0
–   Eeyore 1.52 32-bit2404+23
−23
(+120)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+212
0 1 = 1
–   Rodin 3.02402+18
−18
(+118)1.5 − 3.5
(+0−2=3)
30.0%
1.5 / 5
0.0%
0
= 0 0 = =
–   Pawny 0.2.1 32-bit2402+31
−31
(+118)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+118
1 0 0 1
–   Atlas 3.14b 32-bit2400+25
−25
(+116)1.5 − 5.5
(+1−5=1)
21.4%
1.5 / 7
0.0%
−110
0 1 0 0 0 0 =
–   Dorky 4.3 32-bit2385+26
−26
(+101)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−45
= 0 = 0 = 0 = 0
–   Ares 1.0042372+16
−16
(+88)7.5 − 18.5
(+4−15=7)
28.8%
7.5 / 26
0.0%
−63
0 1 1 0 0 0 1 0 = 0 = = 0 1 0 = 0 0 0 0 0 = 0 = 0 =
–   iCE 0.22371+19
−19
(+87)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−139
0 1 0 0
–   TJchess 1.012369+24
−24
(+85)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−175
0 0 0 0 = 0 1 0
–   Alex 2.14a 32-bit2363+27
−27
(+79)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+79
1 = 1 = 0 = 0 =
–   OliThink 5.3.0 32-bit2357+21
−21
(+73)9 − 13
(+7−11=4)
40.9%
9.0 / 22
0.0%
+5
1 0 0 0 0 = = 1 0 = 1 0 1 1 0 1 0 1 0 0 0 =
–   Plisk 0.2.7d 32-bit2349+21
−21
(+65)19.5 − 16.5
(+15−12=9)
54.2%
19.5 / 36
0.0%
+92
= 1 0 1 = 0 1 = 0 0 1 1 1 1 0 1 1 1 = = 1 1 = 0 1 = = = 1 0 0 0 0 0 0 1
–   Tytan 9.32 32-bit2346+28
−28
(+62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−80
0 =
–   Ghost 2.0.12341+19
−19
(+57)8.5 − 10.5
(+6−8=5)
44.7%
8.5 / 19
0.0%
+27
0 0 0 0 1 = 0 = 1 0 1 = 1 1 = 0 0 1 =
–   Amundsen 0.802327+17
−17
(+43)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.4%
+43
1 0
–   Sjakk 1.1.92325+29
−29
(+41)5 − 5
(+4−4=2)
50.0%
5.0 / 10
2.0%
+35
0 0 1 = 0 1 = 1 0 1
–   Alex 2.132325+32
−32
(+41)3 − 5
(+2−4=2)
37.5%
3.0 / 8
2.7%
−54
1 0 0 = 0 = 1 0
–   Simplex 0.9.7 32-bit2322+31
−31
(+38)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
3.1%
+6
0 0 0 1 1 0 1 0 = 0 1 1
–   ECE 12.012318+22
−22
(+34)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
2.8%
−1
0 0 1 1 = = 0 = 0 1
–   EveAnn 1.672317+30
−30
(+33)1 − 1
(+1−1=0)
50.0%
1.0 / 2
5.3%
+33
0 1
–   Mediocre 0.42317+31
−31
(+33)4 − 10
(+3−9=2)
28.6%
4.0 / 14
5.3%
−138
1 0 0 = = 0 0 0 0 1 0 0 1 0
–   Cheese 1.3b 32-bit2312+34
−34
(+28)4 − 2
(+3−1=2)
66.7%
4.0 / 6
10.8%
+137
1 = = 0 1 1
–   Cheese 1.32308+17
−17
(+24)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
7.8%
+181
1 =
–   Waxman 20102308+22
−22
(+24)6 − 10
(+4−8=4)
37.5%
6.0 / 16
8.9%
−67
0 = 0 0 0 1 0 1 0 = 1 0 0 = = 1
–   Natwarlal 0.142302+19
−19
(+18)2 − 2
(+2−2=0)
50.0%
2.0 / 4
15.1%
+18
0 1 1 0
–   Sjakk 1.1.82302+24
−24
(+18)2 − 6
(+1−5=2)
25.0%
2.0 / 8
16.9%
−168
0 1 0 0 0 = = 0
–   Anechka 0.082299+19
−19
(+15)3 − 1
(+3−1=0)
75.0%
3.0 / 4
19.1%
+241
0 1 1 1
–   Popochin 3.22295+18
−18
(+11)2 − 0
(+2−0=0)
100.0%
2.0 / 2
25.5%
+INF
1 1
–   Chaturanga 2.4.32289+19
−19
(+5)15 − 17
(+9−11=12)
46.9%
15.0 / 32
37.7%
−16
= = 0 = = 1 0 0 = 0 1 = 0 0 0 0 1 1 1 = 1 1 = = 1 0 = 1 0 0 = =
–   AliChess 4.252283+20
−20
(−1)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
52.2%
−57
0 0 0 = 1 0 = 1 1 1 = = 1 0 0 = = 0 0 0 1 0 0 = 1 0 0 1 0 1 0 1
–   Matilde 2008 32-bit2272+34
−34
(−12)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
71.3%
−168
0 =
–   EveAnn 1.662269+33
−33
(−15)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
75.6%
+30
1 0 1 = 1 0 0 1
–   Sungorus 1.4 32-bit2259+21
−21
(−25)14 − 8
(+12−6=4)
63.6%
14.0 / 22
93.3%
+80
= 1 0 1 1 0 1 1 0 0 1 1 = 1 1 = 1 0 0 1 = 1
–   RattateChess 1.0 Nosferatu2251+19
−19
(−33)4 − 0
(+4−0=0)
100.0%
4.0 / 4
97.7%
+INF
1 1 1 1
–   Atak 6.82236+16
−16
(−48)7 − 5
(+5−3=4)
58.3%
7.0 / 12
99.9%
+7
1 = 0 0 1 0 = 1 = 1 1 =
–   Betsabe II 1.08c2235+35
−35
(−49)1 − 3
(+1−3=0)
25.0%
1.0 / 4
98.6%
−274
0 0 1 0
–   Dolphin 1.0 64-bit2229+18
−19
(−55)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+76
= = 1 1 1 0 = 1 1 =
–   Bearded N44.22220+35
−35
(−64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
99.8%
−64
= =
–   Bagatur 1.2d 32-bit2218+34
−34
(−66)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.9%
−66
= 1 1 = = = 0 0 = =
–   Beowulf 2.4a 32-bit2217+20
−20
(−67)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+164
1 = 1 1 = 1
–   Uralochka 1.1b2217+18
−18
(−67)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−209
0 =
–   Betsabe II 1.09c2208+34
−35
(−76)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+80
1 =
–   Myrddin 0.85 32-bit2205+27
−27
(−79)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−79
1 0 0 1
–   Jazz 501 32-bit2204+29
−29
(−80)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−80
1 0
–   Latista (Sinobyl) 1.52202+24
−24
(−82)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+60
= 1
–   FireFly 2.5.13 32-bit2187+34
−34
(−97)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−37
= = 1 =
–   NagaSkaki 5.122185+17
−17
(−99)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−194
1 = 0 0
–   KMTChess 1.2.1 32-bit2181+21
−21
(−103)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+53
= 1 = 1
–   ECE 11.012179+23
−23
(−105)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−200
1 0 0 =
–   FireFly 2.5.102179+34
−34
(−105)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Sjakk 1.1.72173+34
−34
(−111)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+38
1 = 1 1 = 0 0 1 1 1
–   iCE 0.12161+29
−29
(−123)10 − 4
(+9−3=2)
71.4%
10.0 / 14
100.0%
+45
1 1 0 1 = 1 1 1 0 1 = 1 0 1
–   Chesley r323 32-bit2155+24
−24
(−129)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−363
1 0 0 0
–   KnockOut 0.7.12150+15
−15
(−134)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+92
0 1 1 1
–   Ifrit j4.32148+28
−28
(−136)11 − 3
(+10−2=2)
78.6%
11.0 / 14
100.0%
+94
0 1 1 = 1 0 1 1 1 1 = 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on June 26, 2019