CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Butcher 1.61 32-bit (2285+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
(+239)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Gaviota 0.83 32-bit2524+27
−28
(+239)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−64
0 0 0 0 0 0 0 = 1 0
–   Pawny 0.2.2 32-bit2412+34
−34
(+127)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+41
= 0 1 0
–   Eeyore 1.52 32-bit2405+22
−22
(+120)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+212
= 1 1 0
–   Rodin 3.02403+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
(+117)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+117
0 1 1 0
–   Atlas 3.14b 32-bit2401+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
(+100)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−46
= 0 0 = = 0 = 0
–   Ares 1.0042373+16
−16
(+88)7.5 − 18.5
(+4−15=7)
28.8%
7.5 / 26
0.0%
−63
0 = 0 = 0 = 1 0 0 1 = = 0 1 0 = 0 0 0 0 0 1 0 = 0 0
–   iCE 0.22371+19
−19
(+86)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−140
1 0 0 0
–   TJchess 1.012370+24
−24
(+85)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−175
1 0 0 0 = 0 0 0
–   Alex 2.14a 32-bit2363+27
−27
(+78)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+78
0 = 0 = 1 = 1 =
–   OliThink 5.3.0 32-bit2358+21
−21
(+73)9 − 13
(+7−11=4)
40.9%
9.0 / 22
0.0%
+5
1 0 0 = = 1 0 = 1 0 1 1 1 0 0 0 = 0 0 0 1 0
–   Plisk 0.2.7d 32-bit2351+21
−21
(+66)19.5 − 16.5
(+15−12=9)
54.2%
19.5 / 36
0.0%
+93
0 0 0 1 0 0 0 1 = = 0 1 1 = 1 0 1 = 1 0 1 1 1 = = 1 1 = 0 0 0 1 1 = 1 =
–   Tytan 9.32 32-bit2346+28
−28
(+61)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−81
= 0
–   Ghost 2.0.12342+19
−19
(+57)8.5 − 10.5
(+6−8=5)
44.7%
8.5 / 19
0.0%
+27
0 0 1 = 1 = 0 1 0 = 1 = 0 0 1 = 1 0 0
–   Amundsen 0.802327+17
−17
(+42)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.4%
+42
1 0
–   Sjakk 1.1.92326+29
−29
(+41)5 − 5
(+4−4=2)
50.0%
5.0 / 10
2.0%
+35
0 1 = 0 0 1 = 1 0 1
–   Alex 2.132326+32
−32
(+41)3 − 5
(+2−4=2)
37.5%
3.0 / 8
2.7%
−54
= 0 1 0 = 0 1 0
–   Simplex 0.9.7 32-bit2323+31
−31
(+38)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
3.2%
+6
1 0 1 0 1 0 0 0 1 = 0 1
–   EveAnn 1.672318+30
−30
(+33)1 − 1
(+1−1=0)
50.0%
1.0 / 2
5.4%
+33
1 0
–   Mediocre 0.42318+30
−30
(+33)4 − 10
(+3−9=2)
28.6%
4.0 / 14
5.2%
−138
0 0 0 = 0 1 0 0 1 0 = 0 1 0
–   ECE 12.012318+22
−22
(+33)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
2.8%
−2
1 1 0 = = 0 0 = 0 1
–   Cheese 1.3b 32-bit2312+34
−34
(+27)4 − 2
(+3−1=2)
66.7%
4.0 / 6
10.6%
+136
= 0 = 1 1 1
–   Cheese 1.32308+17
−17
(+23)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
7.9%
+180
1 =
–   Waxman 20102308+22
−22
(+23)6 − 10
(+4−8=4)
37.5%
6.0 / 16
9.0%
−68
1 0 = 0 0 1 1 1 = 0 = 0 0 0 0 =
–   Sjakk 1.1.82302+24
−24
(+17)2 − 6
(+1−5=2)
25.0%
2.0 / 8
17.2%
−169
= 0 0 0 0 = 0 1
–   Natwarlal 0.142301+19
−19
(+16)2 − 2
(+2−2=0)
50.0%
2.0 / 4
16.3%
+16
0 1 0 1
–   Anechka 0.082299+19
−19
(+14)3 − 1
(+3−1=0)
75.0%
3.0 / 4
19.2%
+240
1 1 0 1
–   Popochin 3.22295+18
−18
(+10)2 − 0
(+2−0=0)
100.0%
2.0 / 2
25.8%
+INF
1 1
–   Chaturanga 2.4.32289+19
−19
(+4)15 − 17
(+9−11=12)
46.9%
15.0 / 32
40.2%
−17
0 0 = = 1 = 0 = = = = 1 = 1 1 0 0 = 0 1 = 0 0 0 0 1 0 1 = = 1 1
–   AliChess 4.252284+20
−20
(−1)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
52.6%
−57
0 1 0 1 1 1 0 0 0 = 1 0 0 0 1 1 1 = = 1 0 0 = = 0 0 = 1 0 0 0 =
–   Matilde 2008 32-bit2272+34
−33
(−13)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
71.4%
−169
0 =
–   EveAnn 1.662270+33
−33
(−15)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
75.8%
+30
0 1 0 1 = 1 0 1
–   Sungorus 1.4 32-bit2259+21
−21
(−26)14 − 8
(+12−6=4)
63.6%
14.0 / 22
93.3%
+79
1 = 1 0 0 1 = 1 = 1 1 0 1 0 1 1 0 1 0 = 1 1
–   RattateChess 1.0 Nosferatu2251+19
−19
(−34)4 − 0
(+4−0=0)
100.0%
4.0 / 4
97.8%
+INF
1 1 1 1
–   Atak 6.82236+16
−16
(−49)7 − 5
(+5−3=4)
58.3%
7.0 / 12
99.9%
+6
= 1 1 = 0 0 1 1 = 1 0 =
–   Betsabe II 1.08c2236+35
−35
(−49)1 − 3
(+1−3=0)
25.0%
1.0 / 4
98.6%
−274
0 0 0 1
–   Dolphin 1.0 64-bit2229+19
−18
(−56)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+75
1 = 1 1 1 0 = = = 1
–   Bearded N44.22222+34
−34
(−63)1 − 1
(+0−0=2)
50.0%
1.0 / 2
99.8%
−63
= =
–   Bagatur 1.2d 32-bit2218+34
−34
(−67)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.9%
−67
= 1 = = = 1 0 0 = =
–   Beowulf 2.4a 32-bit2217+20
−19
(−68)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+163
1 1 1 1 = =
–   Uralochka 1.1b2217+18
−18
(−68)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−210
0 =
–   Betsabe II 1.09c2208+34
−35
(−77)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+79
= 1
–   Myrddin 0.85 32-bit2205+27
−27
(−80)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−80
1 0 0 1
–   Jazz 501 32-bit2204+29
−29
(−81)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−81
1 0
–   Latista (Sinobyl) 1.52204+23
−23
(−81)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+61
1 =
–   FireFly 2.5.13 32-bit2187+34
−34
(−98)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−38
= = = 1
–   NagaSkaki 5.122186+17
−17
(−99)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−194
0 0 1 =
–   KMTChess 1.2.1 32-bit2182+21
−21
(−103)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+53
= 1 = 1
–   ECE 11.012179+23
−23
(−106)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−201
0 0 = 1
–   FireFly 2.5.102179+34
−34
(−106)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Sjakk 1.1.72174+34
−34
(−111)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+38
= 0 0 1 1 1 1 = 1 1
–   iCE 0.12162+29
−29
(−123)10 − 4
(+9−3=2)
71.4%
10.0 / 14
100.0%
+45
1 0 1 = 1 0 1 1 1 0 1 = 1 1
–   Chesley r323 32-bit2155+24
−24
(−130)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−364
1 0 0 0
–   KnockOut 0.7.12150+15
−15
(−135)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+91
1 1 1 0
–   Ifrit j4.32150+28
−28
(−135)11 − 3
(+10−2=2)
78.6%
11.0 / 14
100.0%
+95
1 1 0 1 1 = 1 0 1 1 1 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019