CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
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
–   Gaviota 0.83 32-bit2525+27
−28
(+240)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
0.0%
−63
–   Rodin 4.02524+18
−19
(+239)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Pawny 0.2.2 32-bit2411+34
−34
(+126)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+40
–   Eeyore 1.52 32-bit2404+23
−22
(+119)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+211
–   Pawny 0.2.1 32-bit2402+31
−31
(+117)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+117
–   Rodin 3.02402+18
−18
(+117)1.5 − 3.5
(+0−2=3)
30.0%
1.5 / 5
0.0%
−1
–   Atlas 3.14b 32-bit2400+25
−25
(+115)1.5 − 5.5
(+1−5=1)
21.4%
1.5 / 7
0.0%
−111
–   Dorky 4.3 32-bit2385+26
−26
(+100)2 − 6
(+0−4=4)
25.0%
2.0 / 8
0.0%
−46
–   Ares 1.0042372+16
−16
(+87)7.5 − 18.5
(+4−15=7)
28.8%
7.5 / 26
0.0%
−64
–   iCE 0.22370+19
−19
(+85)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−141
–   TJchess 1.012369+24
−24
(+84)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−176
–   Alex 2.14a 32-bit2362+27
−27
(+77)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+77
–   OliThink 5.3.0 32-bit2357+21
−21
(+72)9 − 13
(+7−11=4)
40.9%
9.0 / 22
0.0%
+4
–   Plisk 0.2.7d 32-bit2350+21
−21
(+65)19.5 − 16.5
(+15−12=9)
54.2%
19.5 / 36
0.0%
+92
–   Tytan 9.32 32-bit2345+28
−28
(+60)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−82
–   Ghost 2.0.12341+19
−19
(+56)8.5 − 10.5
(+6−8=5)
44.7%
8.5 / 19
0.0%
+26
–   Amundsen 0.802333+20
−20
(+48)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+48
–   Alex 2.132325+32
−32
(+40)3 − 5
(+2−4=2)
37.5%
3.0 / 8
3.0%
−55
–   Sjakk 1.1.92325+29
−29
(+40)5 − 5
(+4−4=2)
50.0%
5.0 / 10
2.1%
+34
–   EveAnn 1.672324+31
−31
(+39)1 − 1
(+1−1=0)
50.0%
1.0 / 2
3.0%
+39
–   Simplex 0.9.7 32-bit2323+31
−31
(+38)5.5 − 6.5
(+5−6=1)
45.8%
5.5 / 12
3.2%
+6
–   ECE 12.012318+22
−22
(+33)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
2.9%
−2
–   Mediocre 0.42316+32
−32
(+31)4 − 10
(+3−9=2)
28.6%
4.0 / 14
6.7%
−140
–   Cheese 1.3b 32-bit2309+35
−35
(+24)4 − 2
(+3−1=2)
66.7%
4.0 / 6
14.2%
+133
–   Waxman 20102308+21
−22
(+23)6 − 10
(+4−8=4)
37.5%
6.0 / 16
9.3%
−68
–   Cheese 1.32307+17
−17
(+22)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
9.0%
+179
–   Natwarlal 0.142304+19
−20
(+19)2 − 2
(+2−2=0)
50.0%
2.0 / 4
13.4%
+19
–   Sjakk 1.1.82301+24
−24
(+16)2 − 6
(+1−5=2)
25.0%
2.0 / 8
19.3%
−170
–   Anechka 0.082295+19
−19
(+10)3 − 1
(+3−1=0)
75.0%
3.0 / 4
27.4%
+236
–   Popochin 3.22293+18
−18
(+8)2 − 0
(+2−0=0)
100.0%
2.0 / 2
30.4%
+INF
–   AliChess 4.252289+22
−22
(+4)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
40.7%
−52
–   Chaturanga 2.4.32286+22
−22
(+1)15 − 17
(+9−11=12)
46.9%
15.0 / 32
46.0%
−20
–   EveAnn 1.662277+33
−33
(−8)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
63.5%
+37
–   Matilde 2008 32-bit2271+34
−33
(−14)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
73.5%
−170
–   Sungorus 1.4 32-bit2259+21
−21
(−26)14 − 8
(+12−6=4)
63.6%
14.0 / 22
93.4%
+79
–   RattateChess 1.0 Nosferatu2249+21
−21
(−36)4 − 0
(+4−0=0)
100.0%
4.0 / 4
98.0%
+INF
–   Atak 6.82240+19
−19
(−45)7 − 5
(+5−3=4)
58.3%
7.0 / 12
99.6%
+10
–   Betsabe II 1.08c2236+35
−35
(−49)1 − 3
(+1−3=0)
25.0%
1.0 / 4
98.6%
−274
–   Dolphin 1.02233+21
−20
(−52)7 − 3
(+5−1=4)
70.0%
7.0 / 10
99.9%
+79
–   Bearded N44.22220+36
−36
(−65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
99.8%
−65
–   Bagatur 1.2d 32-bit2219+35
−35
(−66)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.8%
−66
–   Uralochka 1.1b2218+19
−19
(−67)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−209
–   Beowulf 2.4a 32-bit2215+22
−22
(−70)5 − 1
(+4−0=2)
83.3%
5.0 / 6
100.0%
+161
–   Betsabe II 1.09c2212+36
−36
(−73)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.9%
+83
–   Jazz 501 32-bit2205+29
−29
(−80)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−80
–   Myrddin 0.85 32-bit2205+27
−27
(−80)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−80
–   Latista (Sinobyl) 1.52195+25
−26
(−90)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+52
–   FireFly 2.5.13 32-bit2189+34
−34
(−96)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−36
–   FireFly 2.5.102184+35
−35
(−101)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   NagaSkaki 5.122182+19
−19
(−103)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−198
–   KMTChess 1.2.1 32-bit2181+21
−21
(−104)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+52
–   ECE 11.012179+23
−24
(−106)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−201
–   Sjakk 1.1.72174+34
−34
(−111)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+38
–   iCE 0.12163+30
−30
(−122)10 − 4
(+9−3=2)
71.4%
10.0 / 14
100.0%
+46
–   Chesley r323 32-bit2157+25
−25
(−128)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−362
–   Ifrit j4.32147+29
−29
(−138)11 − 3
(+10−2=2)
78.6%
11.0 / 14
100.0%
+92
–   KnockOut 0.7.12146+16
−16
(−139)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+87

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Butcher 1.61 32-bit
played with current
participants of this list
Represented by
1-2-CPU#220-2212302206itself
32-bit#1542281346itself
32-bit 1-2-CPU#1552281346itself
32-bit single-CPU#1552281346itself
All#216-2172303206itself
Free#2042302206itself
Free 1-2-CPU#2092302206itself
Free 32-bit#1412282346itself
Free 32-bit 1-2-CPU#1412282346itself
Free 32-bit single-CPU#1412282346itself
Free single-CPU#2092302206itself
Single-CPU#220-2212302206itself

Created in 2005-2013 by CCRL team
Last games added on January 20, 2018