CCRL Blitz
Downloads and Statistics
March 28, 2020
Testing summary:
Total: 2'228'724 games
played by 2'613 programs

White wins: 860'514 (38.6%)
Black wins: 693'382 (31.1%)
Draws: 674'828 (30.3%)
White score: 53.7%

Engine Details

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Butter 1.0 64-bit#471  (1859+18
−18
)Quote
Author: Akhil Velagapudi Link: Homepage
This is the only Butter version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Axolotl 1.5 64-bit2138+22
−22
(+279)0.5 − 7.5
(+0−7=1)
6.3%
0.5 / 8
0.0%
−130
0 0 0 0 0 0 = 0
–   Oberon 0.042013+19
−19
(+154)6.5 − 20.5
(+5−19=3)
24.1%
6.5 / 27
0.0%
−64
1 0 0 0 0 0 = 0 0 1 0 0 0 = = 0 0 1 0 1 0 0 0 0 0 1 0
–   Schola 1.1.0 64-bit2012+21
−21
(+153)10 − 22
(+7−19=6)
31.3%
10.0 / 32
0.0%
+11
0 1 0 = 0 1 0 = = 0 1 0 0 0 0 0 1 1 0 0 = 0 1 = 0 1 0 0 0 0 = 0
–   Goldfish 1.13.0 64-bit1995+18
−18
(+136)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
+37
0 0 0 1 1 0 1 0 0 0 1 1 = 0 = = 0 0 = = 0 0 1 = = 1 0 0 = = 0 0
–   Stash 12.0 64-bit1990+40
−39
(+131)8 − 20
(+8−20=0)
28.6%
8.0 / 28
0.0%
−61
0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 1 1 0 0
–   Bubble 1.51988+14
−14
(+129)7 − 22
(+5−20=4)
24.1%
7.0 / 29
0.0%
−79
0 0 1 0 0 = 1 0 0 0 0 1 0 0 0 = = 0 0 = 1 0 0 0 0 0 0 1 0
–   Jacksprat 1.0 64-bit1965+19
−19
(+106)8.5 − 23.5
(+7−22=3)
26.6%
8.5 / 32
0.0%
−89
0 0 0 0 0 0 0 0 0 = 1 = 0 0 0 1 = 0 0 0 1 1 0 0 1 1 0 1 0 0 0 0
–   Sapeli 1.64 64-bit1939+21
−21
(+80)10 − 22
(+8−20=4)
31.3%
10.0 / 32
0.0%
−68
1 1 = 0 1 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 = 1 = 0 0 1 0 0 0 = 0
–   BeLL 0.0.41 64-bit1937+19
−19
(+78)18 − 14
(+13−9=10)
56.3%
18.0 / 32
0.0%
+121
= 1 1 0 0 0 0 1 1 = = 0 = = 1 1 0 = 1 0 1 0 = 1 1 1 = 1 = = 0 1
–   Fairy-Max 5.0b31917+19
−19
(+58)21 − 19
(+18−16=6)
52.5%
21.0 / 40
0.0%
+78
1 1 0 1 = 1 0 1 0 1 0 0 0 1 0 0 0 1 1 1 0 1 0 = = 1 = 1 = 0 1 = 1 0 1 1 0 1 0 0
–   Tony's Chess 0.031913+19
−19
(+54)17 − 15
(+15−13=4)
53.1%
17.0 / 32
0.0%
+76
1 0 0 1 0 1 0 1 1 1 0 1 0 0 1 1 1 0 0 0 1 0 0 = 1 = 1 1 = = 0 1
–   Fairy-Max 5.0b1891+22
−22
(+32)19 − 21
(+15−17=8)
47.5%
19.0 / 40
1.1%
+13
1 0 = 0 0 1 0 0 = = 1 0 1 = 0 0 1 0 0 1 = 0 1 1 1 0 1 1 0 1 0 1 1 0 = = 0 = 0 1
–   Tyrell 1.021887+21
−21
(+28)9.5 − 16.5
(+9−16=1)
36.5%
9.5 / 26
2.3%
−89
0 0 1 0 1 0 0 1 0 = 1 0 0 1 1 1 0 0 1 1 0 0 0 0 0 0
–   MrChess 2.11884+17
−17
(+25)18.5 − 29.5
(+15−26=7)
38.5%
18.5 / 48
2.3%
−65
0 0 1 1 0 1 0 = = 1 0 0 0 0 1 1 0 0 = 0 0 1 0 1 = 0 1 0 1 0 1 = 1 0 0 0 0 1 0 0 0 1 0 0 0 = = 1
–   Purple Haze 2.1.01884+12
−12
(+25)13.5 − 12.5
(+11−10=5)
51.9%
13.5 / 26
1.2%
+32
1 0 1 1 1 0 = 0 0 1 0 1 1 0 1 1 = 0 = 1 = 1 0 = 0 0
–   Presbyter 1.3.0 64-bit1872+22
−22
(+13)28 − 27
(+24−23=8)
50.9%
28.0 / 55
18.6%
+20
= 1 1 0 0 1 1 0 0 1 1 = 1 1 = 1 1 1 = 0 1 1 1 = 0 0 1 1 1 1 1 1 = 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 = 0 =
–   Deepov 0.4.1 64-bit1851+16
−16
(−8)16.5 − 10.5
(+14−8=5)
61.1%
16.5 / 27
75.1%
+73
= 0 0 1 = 1 = 0 1 1 0 = 1 0 1 = 1 1 0 1 1 0 0 1 1 1 1
–   Sayuri 2018.03.06 64-bit1838+20
−20
(−21)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
93.7%
−11
1 1 0 = 0 1 1 0 1 = 0 0 0 0 = 1 0 = 1 0 1 1 0 1 1 0 1 1 1 = 0 0
–   Halogen 2.7.3 64-bit1834+20
−20
(−25)13 − 18
(+11−16=4)
41.9%
13.0 / 31
96.3%
−86
0 0 1 1 1 0 0 1 0 1 0 = 1 0 1 0 0 1 0 = 1 0 0 0 1 = 0 0 = 0 1
–   Skiull 0.3 64-bit1834+19
−19
(−25)11.5 − 9.5
(+8−6=7)
54.8%
11.5 / 21
96.9%
+8
= 1 0 = 0 0 = 1 0 1 1 = 1 = 1 = = 1 0 0 1
–   HeavyChess 0.13 beta1833+17
−18
(−26)13.5 − 8.5
(+10−5=7)
61.4%
13.5 / 22
97.6%
+45
1 = = 1 = 0 0 0 1 = = 1 1 1 = = 1 1 0 1 0 1
–   Ziggurat 0.18 64-bit1813+21
−21
(−46)10 − 12
(+8−10=4)
45.5%
10.0 / 22
99.9%
−82
1 0 1 1 1 1 0 = 0 1 0 = 0 0 0 0 = 1 = 0 0 1
–   Chenard 2015.08.14 64-bit1810+36
−36
(−49)14 − 11
(+13−10=2)
56.0%
14.0 / 25
99.2%
+3
1 1 1 = 0 1 0 0 1 1 = 1 1 0 0 0 0 1 1 0 0 0 1 1 1
–   Sayuri 2018.05.23 64-bit1808+19
−19
(−51)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
100.0%
−62
1 1 1 0 0 1 0 1 1 1 1 0 0 1 0 1 0 1 0 0 = 1 0 0 = 0 1 0 0 1 0 =
–   Pigeon 1.5.1 64-bit1802+14
−14
(−57)12.5 − 8.5
(+11−7=3)
59.5%
12.5 / 21
100.0%
+13
1 0 = = 1 1 1 1 0 1 = 0 0 0 1 0 1 1 1 1 0
–   AdaChess 3.1 64-bit1791+22
−22
(−68)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
100.0%
−79
1 0 1 0 0 0 1 0 1 0 1 1 = 1 0 0 0 = = 0 0 0 0 1 1 0 1 0 1 1 1 1
–   Enigma 1.1.41790+11
−11
(−69)20 − 8
(+19−7=2)
71.4%
20.0 / 28
100.0%
+112
1 1 1 1 1 0 1 = 0 1 1 1 1 0 0 0 1 1 0 1 1 1 1 1 0 1 = 1
–   Bremboce 0.6.21790+18
−18
(−69)17.5 − 10.5
(+16−9=3)
62.5%
17.5 / 28
100.0%
+31
1 0 = 1 0 1 1 = 1 1 1 1 1 1 0 1 0 1 1 0 0 1 0 0 1 = 0 1
–   Embracer 1.121786+14
−14
(−73)9.5 − 13.5
(+7−11=5)
41.3%
9.5 / 23
100.0%
−142
= 0 1 = 0 0 = 0 1 1 = 0 1 1 0 0 = 0 1 0 0 1 0
–   MOBMAT 0.903d 64-bit1784+26
−26
(−75)15.5 − 13.5
(+15−13=1)
53.4%
15.5 / 29
100.0%
−45
1 1 0 1 0 1 1 1 1 0 1 1 0 = 1 0 1 1 0 0 0 1 0 1 1 0 0 0 0
–   Fauce 0.41c1782+15
−15
(−77)15 − 6
(+14−5=2)
71.4%
15.0 / 21
100.0%
+95
1 1 0 1 = = 1 0 0 1 1 0 1 1 1 1 1 0 1 1 1
–   Sapeli 1.0 64-bit1780+19
−19
(−79)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
100.0%
−64
= 1 = 1 0 1 1 1 = 1 0 0 0 1 0 0 0 1 0 1 = 1 1 0 0 1 0 1 0 = 0 1
–   Lodocase 2402081760+19
−19
(−99)17 − 12
(+14−9=6)
58.6%
17.0 / 29
100.0%
−32
0 1 1 = 1 1 1 = 0 1 = 1 1 = = 0 0 1 1 = 1 0 0 0 1 0 1 1 0
–   Sayuri 2017.16.12 64-bit1750+30
−30
(−109)18.5 − 8.5
(+16−6=5)
68.5%
18.5 / 27
100.0%
+29
1 0 = 1 1 1 0 1 = 1 = 1 1 0 1 1 = 0 1 = 0 1 0 1 1 1 1
–   Zzzzzz 3.511730+17
−17
(−129)17.5 − 6.5
(+16−5=3)
72.9%
17.5 / 24
100.0%
+52
1 1 1 1 1 1 1 0 1 1 1 1 0 = 1 1 1 1 0 0 = 0 1 =
–   AdaChess 3.4 64-bit1727+29
−29
(−132)21 − 10
(+20−9=2)
67.7%
21.0 / 31
100.0%
+18
0 1 0 1 1 1 1 1 1 1 0 0 1 1 1 1 0 = 0 1 0 1 1 0 = 1 0 1 1 1 1
–   Tristram 4.161723+22
−22
(−136)22.5 − 7.5
(+21−6=3)
75.0%
22.5 / 30
100.0%
+73
1 1 1 1 0 = 0 1 = 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 = 1 0
–   Ceibo 0.3.65 64-bit1723+25
−25
(−136)23 − 5
(+19−1=8)
82.1%
23.0 / 28
100.0%
+92
= 1 1 1 = 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 = = 1 0 1 = = 1
–   Tom Thumb 0.2 64-bit1676+18
−18
(−183)33 − 7
(+30−4=6)
82.5%
33.0 / 40
100.0%
+83
1 1 = 1 0 1 1 1 = 1 1 1 = 1 1 1 1 1 0 1 1 1 1 0 1 1 0 1 1 1 = 1 1 1 1 = 1 = 1 1
–   Tom Thumb 0.1 64-bit1618+20
−20
(−241)34.5 − 11.5
(+33−10=3)
75.0%
34.5 / 46
100.0%
−26
0 1 1 1 1 1 1 1 = 0 1 1 1 1 1 1 1 1 0 1 1 1 0 1 1 = 1 1 1 = 1 1 0 1 0 0 1 1 0 1 1 0 0 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on March 28, 2020