CCRL 40/15
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 1'183'411 games
played by 2'723 programs

White wins: 407'663 (34.4%)
Black wins: 301'004 (25.4%)
Draws: 474'744 (40.1%)
White score: 54.5%

Engine Details

Options
Show each game results
Butcher 1.64 64-bit (2282+20
−20
)Quote
Author: Marek Kolacz (Poland) Link: Homepage
This is one of the 4 Butcher versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Zappa Mexico II 64-bit2854+10
−10
(+572)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Counter 2.9 64-bit2715+24
−24
(+433)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Coiled 0.4 64-bit2564+17
−17
(+282)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.0%
+86
–   Capivara LK 0.09b02c 64-bit2556+20
−21
(+274)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   nanoSzachy 4.0 64-bit2546+18
−18
(+264)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   nanoSzachy 4.1 64-bit2530+17
−17
(+248)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Pepito 1.59.2 64-bit2495+17
−17
(+213)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+213
–   Matacz 1.42479+16
−16
(+197)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Bruja 1.9.1 64-bit2479+18
−18
(+197)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Pawny 0.3.1 64-bit2475+23
−23
(+193)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Cheese 1.4 64-bit2471+20
−20
(+189)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+31
–   Murka 2 64-bit2460+24
−24
(+178)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Dorky 4.3 64-bit2450+28
−28
(+168)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Eeyore 1.52 64-bit2442+17
−17
(+160)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+2
–   Bearded N44.5 64-bit2440+20
−20
(+158)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Snitch 1.6.2 64-bit2434+21
−21
(+152)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Betsabe II 1.30 64-bit2426+22
−23
(+144)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+76
–   Shallow r688 64-bit2414+19
−19
(+132)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Ifrit m1.8 64-bit2413+18
−18
(+131)3 − 9
(+0−6=6)
25.0%
3.0 / 12
0.0%
−19
–   Sjakk 2.0 64-bit2403+24
−24
(+121)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−21
–   Gosu 0.162403+18
−18
(+121)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+278
–   RomiChess P3L 64-bit2401+23
−23
(+119)4 − 10
(+2−8=4)
28.6%
4.0 / 14
0.0%
−30
–   Rhetoric 1.0 64-bit2401+33
−33
(+119)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+268
–   Simplex 0.9.8 64-bit2400+17
−17
(+118)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
+31
–   Myrddin 0.87 64-bit2397+13
−13
(+115)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Alex 2.14a 64-bit2394+18
−18
(+112)4 − 10
(+2−8=4)
28.6%
4.0 / 14
0.0%
−40
–   Waxman 20142391+20
−20
(+109)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−33
–   Comet B682385+19
−19
(+103)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+260
–   Jazz 721 64-bit2379+19
−19
(+97)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+179
–   Betsabe II 1.28 64-bit2376+33
−33
(+94)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.0%
+34
–   OliThink 5.3.2 64-bit2375+18
−18
(+93)6 − 13
(+3−10=6)
31.6%
6.0 / 19
0.0%
−33
–   Tytan 9.32 64-bit2369+23
−23
(+87)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+117
–   Capivara LK 0.09a02c 64-bit2368+32
−32
(+86)1 − 2
(+1−2=0)
33.3%
1.0 / 3
0.0%
−55
–   TJchess 1.1 64-bit2365+20
−20
(+83)6 − 12
(+4−10=4)
33.3%
6.0 / 18
0.0%
−32
–   Isa 2.0.64 64-bit2364+16
−16
(+82)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−94
–   Plisk 0.2.7d 64-bit2363+19
−19
(+81)7 − 12
(+5−10=4)
36.8%
7.0 / 19
0.0%
−15
–   Myrddin 0.86 64-bit2360+22
−22
(+78)12 − 12
(+6−6=12)
50.0%
12.0 / 24
0.0%
+74
–   Lozza 1.15 64-bit2348+25
−25
(+66)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Ghost 2.0.12343+19
−19
(+61)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
0.0%
+120
–   Maverick 0.51 64-bit2342+22
−22
(+60)7.5 − 10.5
(+6−9=3)
41.7%
7.5 / 18
0.0%
−4
–   Jazz 840 64-bit2339+15
−15
(+57)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+87
–   Napoleon 1.8 64-bit2339+17
−17
(+57)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−226
–   CyberPagno 2.2 64-bit2337+23
−23
(+55)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Popochin 4.0 64-bit2336+28
−28
(+54)5.5 − 8.5
(+4−7=3)
39.3%
5.5 / 14
0.1%
−25
–   FireFly 2.7.2 64-bit2329+16
−16
(+47)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−32
–   Bagatur 1.3a 64-bit2327+19
−19
(+45)18.5 − 18.5
(+13−13=11)
50.0%
18.5 / 37
0.1%
+46
–   Sjakk 1.1.92327+29
−29
(+45)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
0.6%
+81
–   Der Bringer 1.92325+23
−23
(+43)13 − 19
(+10−16=6)
40.6%
13.0 / 32
0.3%
−26
–   Chezzz 1.0.32324+19
−19
(+42)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.1%
+124
–   Googleplex Starthinker 1.4 64-bit2321+17
−17
(+39)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.2%
+266
–   EveAnn 1.722321+16
−16
(+39)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.1%
−40
–   ECE 12.012320+22
−22
(+38)12.5 − 11.5
(+9−8=7)
52.1%
12.5 / 24
0.5%
+51
–   EveAnn 1.672320+30
−30
(+38)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
1.7%
0
–   Gibbon 2.69a 64-bit2320+18
−18
(+38)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.3%
+273
–   EveAnn 1.71a2319+21
−21
(+37)7 − 5
(+6−4=2)
58.3%
7.0 / 12
0.6%
+99
–   Mediocre 0.42317+28
−28
(+35)0.5 − 4.5
(+0−4=1)
10.0%
0.5 / 5
2.3%
−283
–   Capivara LK 0.09a02a 64-bit2315+31
−31
(+33)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
3.8%
−49
–   Averno 0.812315+18
−18
(+33)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.9%
−202
–   Waxman 20132314+25
−25
(+32)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
2.2%
−19
–   Pedone 0.3 64-bit2309+33
−33
(+27)1 − 1
(+1−1=0)
50.0%
1.0 / 2
8.3%
+27
–   Capivara LK 0.09a01a 64-bit2308+24
−25
(+26)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
5.2%
−263
–   Waxman 20112305+26
−27
(+23)12.5 − 17.5
(+9−14=7)
41.7%
12.5 / 30
8.0%
−32
–   RubiChess 0.7 64-bit2303+23
−23
(+21)2 − 2
(+1−1=2)
50.0%
2.0 / 4
9.0%
+10
–   Ant 2006-F2303+19
−19
(+21)3 − 1
(+3−1=0)
75.0%
3.0 / 4
7.1%
+248
–   Anechka 0.082302+19
−19
(+20)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
7.0%
−137
–   Joker 1.1.142302+19
−19
(+20)0 − 1
(+0−1=0)
0.0%
0.0 / 1
7.3%
−INF
–   Sungorus 1.4 64-bit2297+18
−18
(+15)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
12.8%
−67
–   Popochin 3.22297+18
−18
(+15)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
13.4%
−127
–   Mediocre 0.52294+23
−23
(+12)20 − 18
(+17−15=6)
52.6%
20.0 / 38
20.1%
+27
–   Dumb 1.3 64-bit2293+22
−21
(+11)16 − 26
(+11−21=10)
38.1%
16.0 / 42
21.3%
−75
–   Matilde 2008 64-bit2291+21
−21
(+9)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
27.3%
+39
–   Fischerle 0.9.65 64-bit2290+29
−29
(+8)0 − 1
(+0−1=0)
0.0%
0.0 / 1
31.9%
−INF
–   FireFly 2.7.0 64-bit2288+17
−17
(+6)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
32.5%
+65
–   AliChess 4.252283+19
−19
(+1)5 − 5
(+4−4=2)
50.0%
5.0 / 10
46.4%
+1
–   Gibbon 2.57a 64-bit2274+23
−23
(−8)15.5 − 18.5
(+10−13=11)
45.6%
15.5 / 34
70.4%
−42
–   Ayito 0.2.9942267+20
−20
(−15)2 − 0
(+2−0=0)
100.0%
2.0 / 2
85.2%
+INF
–   Tigran 2.3 64-bit2262+34
−35
(−20)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
83.4%
+61
–   RattateChess 1.0 Nosferatu2254+19
−18
(−28)1 − 1
(+1−1=0)
50.0%
1.0 / 2
97.6%
−28
–   Exacto 0.e 64-bit2253+18
−18
(−29)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
98.3%
−171
–   Beowulf 2.4a 64-bit2250+18
−18
(−32)3 − 1
(+2−0=2)
75.0%
3.0 / 4
98.8%
+110
–   Jazz 501 64-bit2249+31
−31
(−33)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
95.7%
+161
–   MadChess 1.4 64-bit2249+21
−21
(−33)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
98.5%
+124
–   Mango Paola Ajedrez 4.12246+19
−19
(−36)8 − 12
(+5−9=6)
40.0%
8.0 / 20
99.5%
−106
–   Absolute Zero 2.4.0.0 64-bit2244+23
−23
(−38)6 − 4
(+4−2=4)
60.0%
6.0 / 10
99.3%
+25
–   Atak 6.82238+16
−16
(−44)1 − 0
(+1−0=0)
100.0%
1.0 / 1
99.9%
+INF
–   FireFly 2.6.0 64-bit2234+33
−33
(−48)9.5 − 6.5
(+8−5=3)
59.4%
9.5 / 16
99.3%
+22
–   Dolphin 1.0 64-bit2231+18
−18
(−51)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−133
–   Vajolet 1.62.12223+34
−34
(−59)11 − 5
(+9−3=4)
68.8%
11.0 / 16
99.9%
+80
–   Robocide 20170718 64-bit2221+17
−17
(−61)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   CT800 1.12 64-bit2217+22
−22
(−65)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   ChessKISS 1.7c 64-bit2215+19
−19
(−67)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+65
–   MadChess 1.3 64-bit2215+34
−34
(−67)10 − 2
(+9−1=2)
83.3%
10.0 / 12
100.0%
+203
–   Adam 3.32212+19
−19
(−70)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−212
–   ChessKISS 1.7 64-bit2210+20
−20
(−72)16.5 − 11.5
(+12−7=9)
58.9%
16.5 / 28
100.0%
−12
–   FireFly 2.5.13 64-bit2209+34
−34
(−73)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
100.0%
−109
–   Carballo 0.82196+22
−22
(−86)7.5 − 6.5
(+5−4=5)
53.6%
7.5 / 14
100.0%
−64
–   Zevra 1.8.2 r612 64-bit2190+28
−28
(−92)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
100.0%
−151
–   EXchess 5.04b 64-bit2188+29
−29
(−94)1 − 3
(+0−2=2)
25.0%
1.0 / 4
100.0%
−212
–   Shallow 1.0 64-bit2187+32
−32
(−95)9.5 − 6.5
(+6−3=7)
59.4%
9.5 / 16
100.0%
−35
–   Fischerle 0.9.30b 64-bit2185+29
−29
(−97)7 − 5
(+5−3=4)
58.3%
7.0 / 12
100.0%
−41
–   Clever Girl r185 64-bit2171+22
−22
(−111)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+178
–   ProChess 1.02AD2164+19
−19
(−118)12.5 − 5.5
(+12−5=1)
69.4%
12.5 / 18
100.0%
+48
–   FoxSEE 3.3.4 64-bit2149+32
−32
(−133)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
100.0%
−54
–   K2 0.43f2140+33
−33
(−142)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−142
–   MadChess 1.2 64-bit2113+26
−26
(−169)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+57
–   Armageddon 2.3082103+25
−24
(−179)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Matant 5.042068+22
−22
(−214)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Arabian Knight 1.55 64-bit2027+25
−25
(−255)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Cupcake 1.1a 64-bit2026+22
−22
(−256)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Oberon 0.042001+24
−24
(−281)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Soldat III 0.172 32-bit1949+32
−33
(−333)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Dabbaba 7.491908+11
−12
(−374)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Gogobello 0.10 64-bit1898+34
−35
(−384)12 − 2
(+11−1=2)
85.7%
12.0 / 14
100.0%
−85
–   Robin 0.9831790+28
−28
(−492)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Enigma 1.1.41736+15
−15
(−546)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on October 17, 2020