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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Butcher 1.60n1 (2283+23
−23
)Quote
Author: Marek Kolacz (Poland) Link: Homepage
This is one of the 4 Butcher versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Xpdnt 0910072486+16
−16
(+203)0 − 3
(+0−3=0)
0.0%
0.0 / 3
0.0%
−INF
0 0 0
–   Hussar 0.42444+17
−17
(+161)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−128
0 0 = 0
–   nanoSzachy 3.82437+16
−16
(+154)3 − 4
(+1−2=4)
42.9%
3.0 / 7
0.0%
+122
0 = = = 1 0 =
–   Glass 1.62427+20
−20
(+144)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+1
0 0 = =
–   Delphil 2.6a2415+27
−27
(+132)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−24
0 = 0 =
–   Eeyore 1.52 32-bit2404+23
−22
(+121)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−161
0 0 = 0
–   Pawny 0.2 32-bit2399+29
−29
(+116)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+116
= 1 = 0
–   Delphil 1.82397+28
−28
(+114)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   LittleThought 1.04 32-bit2392+33
−34
(+109)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−47
0 =
–   Sorgenkind 0.42387+15
−15
(+104)6 − 9
(+4−7=4)
40.0%
6.0 / 15
0.0%
+41
0 1 1 1 = 0 0 0 = 0 0 0 = 1 =
–   Sage 3.532384+18
−18
(+101)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
+13
0 1 = = 0 1 0 0
–   Dirty 0.99 OW52382+24
−24
(+99)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Ares 1.0042372+16
−16
(+89)11.5 − 20.5
(+8−17=7)
35.9%
11.5 / 32
0.0%
−15
1 1 1 0 = 0 = 1 0 0 1 0 0 1 = = = 0 1 0 0 0 1 0 = 0 0 0 0 0 0 =
–   TJchess 1.012369+24
−24
(+86)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+86
= 1 0 =
–   GreKo 6.52363+26
−26
(+80)3 − 3
(+0−0=6)
50.0%
3.0 / 6
0.0%
+80
= = = = = =
–   Alfil 6.102357+33
−33
(+74)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+230
1 =
–   OliThink 5.3.0 32-bit2357+21
−21
(+74)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−68
= 0 0 =
–   Glass 1.32352+26
−26
(+69)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+53
0 1 =
–   Flux 2.2.12350+22
−22
(+67)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−75
= 0
–   Plisk 0.2.7d 32-bit2350+21
−21
(+67)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+67
0 0 1 1
–   Plisk 0.2.6 32-bit2348+33
−33
(+65)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.1%
+5
= 0 = =
–   GreKo 5.92347+24
−24
(+64)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+206
1 =
–   Tytan 9.32 32-bit2345+28
−28
(+62)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+62
1 0 0 1
–   Ghost 2.0.12341+19
−19
(+58)14 − 20
(+8−14=12)
41.2%
14.0 / 34
0.0%
−1
0 = 0 = 0 1 0 1 0 0 0 0 1 0 = 0 1 = = 1 = 0 0 1 = 1 0 = = = = = 1 0
–   Eeyore 1.502341+26
−26
(+58)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.1%
−224
0 = 0 0
–   Xpdnt 0907042340+33
−33
(+57)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.3%
−85
0 =
–   Glass 1.52338+28
−28
(+55)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.2%
−140
= 0 0 1 0 0
–   LittleThought 1.03 32-bit2338+21
−21
(+55)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
−27
= = 0
–   Rodin 2.3a2337+24
−24
(+54)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
0.1%
+18
0 1 0 = 0 0 1 0 0 1 1 1
–   Daydreamer 1.52333+22
−22
(+50)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.1%
+3
1 0 0 0 0 0 1 = = 0 = 1 = 1
–   Asterisk 0.62332+20
−20
(+49)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.1%
+49
1 0
–   Amundsen 0.802331+19
−19
(+48)6.5 − 9.5
(+4−7=5)
40.6%
6.5 / 16
0.1%
−11
= = 0 0 0 0 1 1 = 0 = 0 = 0 1 1
–   Alex 2.12a2326+35
−35
(+43)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
2.2%
−24
= 0 = =
–   Alex 2.132324+32
−33
(+41)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
2.1%
−40
0 0 1 =
–   Simplex 0.9.7 32-bit2322+31
−31
(+39)7 − 5
(+5−3=4)
58.3%
7.0 / 12
2.2%
+93
= 1 1 = = 0 0 0 1 1 = 1
–   Chezzz 1.0.32313+21
−21
(+30)1 − 1
(+0−0=2)
50.0%
1.0 / 2
2.9%
+30
= =
–   Cheese 1.32307+17
−17
(+24)16 − 14
(+12−10=8)
53.3%
16.0 / 30
5.1%
+50
0 = 1 1 0 0 0 0 1 1 0 1 1 = 1 = = 1 = = 1 0 1 0 1 1 = 0 0 =
–   Waxman 20102307+22
−22
(+24)7 − 9
(+5−7=4)
43.8%
7.0 / 16
6.8%
−17
0 = 1 = 0 1 = 0 0 0 = 1 1 1 0 0
–   Ares 1.003a2301+35
−35
(+18)6 − 8
(+3−5=6)
42.9%
6.0 / 14
19.0%
−29
0 1 0 0 1 = = 0 = = = = 0 1
–   Joker 1.1.142300+19
−19
(+17)1 − 1
(+1−1=0)
50.0%
1.0 / 2
14.2%
+17
0 1
–   Zeus 1.292297+21
−21
(+14)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
18.5%
−68
0 0 1 =
–   Anechka 0.082297+19
−19
(+14)2 − 2
(+1−1=2)
50.0%
2.0 / 4
18.0%
+3
= 1 = 0
–   Popochin 3.22293+18
−18
(+10)9.5 − 8.5
(+7−6=5)
52.8%
9.5 / 18
24.3%
+33
= = 1 0 1 = 1 1 0 = 1 1 = 0 0 1 0 0
–   AliChess 4.252287+22
−22
(+4)1 − 3
(+1−3=0)
25.0%
1.0 / 4
39.4%
−222
0 0 1 0
–   Glass 1.22281+30
−29
(−2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
55.0%
−2
= =
–   Matilde 2008 32-bit2271+34
−33
(−12)3 − 3
(+2−2=2)
50.0%
3.0 / 6
72.2%
−19
1 = 1 = 0 0
–   Chispa 4.0.32270+19
−19
(−13)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
79.7%
+129
1 =
–   AliChess 4.202264+34
−34
(−19)6 − 8
(+4−6=4)
42.9%
6.0 / 14
81.9%
−68
= = 0 1 = 0 1 0 0 0 1 0 = 1
–   Sungorus 1.4 32-bit2258+21
−21
(−25)16 − 8
(+13−5=6)
66.7%
16.0 / 24
94.3%
+92
1 1 1 = 1 = 1 = 1 1 0 0 1 = 0 1 = 1 1 0 1 1 = 0
–   Ares 1.02256+31
−31
(−27)8.5 − 9.5
(+6−7=5)
47.2%
8.5 / 18
91.7%
−44
0 1 1 1 0 = = 1 = 1 = 1 0 0 0 0 0 =
–   AliChess 4.212256+24
−24
(−27)12 − 16
(+9−13=6)
42.9%
12.0 / 28
94.5%
−80
= 0 1 1 = 1 1 1 0 1 = 0 1 0 0 0 = 0 0 = 0 0 0 0 1 = 0 1
–   Waxman 20092251+20
−20
(−32)16 − 12
(+11−7=10)
57.1%
16.0 / 28
98.2%
+11
= 1 = = 1 = 0 = 0 1 1 1 = 1 1 0 = 0 0 = 1 0 1 0 1 = 1 =
–   Joker 1.1.062250+33
−33
(−33)1 − 1
(+0−0=2)
50.0%
1.0 / 2
94.6%
−33
= =
–   RattateChess 1.0 Nosferatu2247+21
−21
(−36)21 − 11
(+16−6=10)
65.6%
21.0 / 32
99.0%
+70
1 1 1 1 = 1 1 = 1 1 = = 0 1 1 = 1 1 = 1 0 = 0 1 1 = 0 0 = = 1 0
–   Rotor 0.1a2243+32
−32
(−40)2 − 0
(+2−0=0)
100.0%
2.0 / 2
97.5%
+INF
1 1
–   Feuerstein 0.4.6.12236+19
−19
(−47)11.5 − 12.5
(+7−8=9)
47.9%
11.5 / 24
99.9%
−61
= 0 1 1 0 0 = 0 = 0 = 1 1 1 = = = 0 0 = 1 0 = 1
–   Atak 6.82235+19
−19
(−48)10.5 − 9.5
(+8−7=5)
52.5%
10.5 / 20
99.9%
−29
0 0 1 1 = 1 1 1 1 1 = 0 0 0 0 1 0 = = =
–   Dolphin 1.02232+20
−20
(−51)5 − 3
(+3−1=4)
62.5%
5.0 / 8
99.9%
+28
= 1 = 1 1 = = 0
–   Atak 6.72230+30
−30
(−53)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.7%
+235
= 1 1 1
–   Uralochka 1.1b2219+19
−19
(−64)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+59
1 = 1 0 1 = = 1
–   Beowulf 2.4a 32-bit2216+20
−20
(−67)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+15
= 0 1 1
–   Gibbon 2.52a2215+16
−16
(−68)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+27
= 0 1 1
–   ChessAlex 2.0r42207+21
−21
(−76)4 − 4
(+2−2=4)
50.0%
4.0 / 8
100.0%
−76
0 = 1 = 1 = = 0
–   Neurosis 2.52204+17
−17
(−79)12.5 − 7.5
(+8−3=9)
62.5%
12.5 / 20
100.0%
0
= = 1 1 = 0 0 = = 1 = = 1 1 1 1 0 1 = =
–   BlackBishop 1.02199+18
−19
(−84)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−84
1 0 = =
–   Mediocre 0.342185+27
−27
(−98)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−15
0 = 1 1
–   KMTChess 1.2.1 32-bit2181+21
−21
(−102)3 − 5
(+2−4=2)
37.5%
3.0 / 8
100.0%
−190
0 0 1 1 0 = 0 =
–   ECE 11.012179+23
−23
(−104)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−104
1 0 1 0
–   Atak 6.52178+25
−25
(−105)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−247
0 =
–   TJchess 0.1212131+19
−19
(−152)7.5 − 0.5
(+7−0=1)
93.8%
7.5 / 8
100.0%
+259
1 1 1 1 = 1 1 1

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