CCRL Blitz
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 2'387'265 games
played by 2'826 programs

White wins: 919'531 (38.5%)
Black wins: 739'461 (31.0%)
Draws: 728'273 (30.5%)
White score: 53.8%

Engine Details

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Butter 1.0 64-bit#489  (1854+18
−18
)Quote
Author: Akhil Velagapudi Link: Homepage
This is the only Butter version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Axolotl 1.5 64-bit2137+22
−22
(+283)0.5 − 7.5
(+0−7=1)
6.3%
0.5 / 8
0.0%
−126
–   Brainless 20081212 64-bit2133+20
−20
(+279)0 − 5
(+0−5=0)
0.0%
0.0 / 5
0.0%
−INF
–   Oberon 0.042010+19
−19
(+156)6.5 − 20.5
(+5−19=3)
24.1%
6.5 / 27
0.0%
−62
–   Schola 1.1.0 64-bit2009+21
−21
(+155)10 − 22
(+7−19=6)
31.3%
10.0 / 32
0.0%
+13
–   Bubble 1.51986+14
−14
(+132)7 − 22
(+5−20=4)
24.1%
7.0 / 29
0.0%
−76
–   Goldfish 1.13.0 64-bit1981+15
−15
(+127)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
+28
–   Stash 12.0 64-bit1974+22
−22
(+120)8 − 20
(+8−20=0)
28.6%
8.0 / 28
0.0%
−73
–   Jacksprat 1.0 64-bit1958+17
−17
(+104)8.5 − 23.5
(+7−22=3)
26.6%
8.5 / 32
0.0%
−91
–   Sapeli 1.64 64-bit1938+21
−21
(+84)10 − 22
(+8−20=4)
31.3%
10.0 / 32
0.0%
−64
–   BeLL 0.0.41 64-bit1934+18
−18
(+80)18 − 14
(+13−9=10)
56.3%
18.0 / 32
0.0%
+123
–   Fairy-Max 5.0b31916+19
−19
(+62)21 − 19
(+18−16=6)
52.5%
21.0 / 40
0.0%
+82
–   Tony's Chess 0.031911+17
−18
(+57)17 − 15
(+15−13=4)
53.1%
17.0 / 32
0.0%
+79
–   Skiull 0.5 64-bit1904+21
−21
(+50)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
0.0%
+13
–   Tyrell 1.021891+19
−19
(+37)9.5 − 16.5
(+9−16=1)
36.5%
9.5 / 26
0.2%
−81
–   Fairy-Max 5.0b1890+22
−22
(+36)19 − 21
(+15−17=8)
47.5%
19.0 / 40
0.5%
+17
–   MrChess 2.11885+17
−17
(+31)18.5 − 29.5
(+15−26=7)
38.5%
18.5 / 48
0.5%
−59
–   Purple Haze 2.1.01880+12
−12
(+26)13.5 − 12.5
(+11−10=5)
51.9%
13.5 / 26
0.7%
+33
–   Presbyter 1.3.0 64-bit1874+22
−22
(+20)28 − 27
(+24−23=8)
50.9%
28.0 / 55
7.6%
+27
–   Tinman 0.3.0 64-bit1867+19
−19
(+13)15 − 17
(+12−14=6)
46.9%
15.0 / 32
16.4%
−10
–   Deepov 0.4.1 64-bit1851+15
−15
(−3)16.5 − 10.5
(+14−8=5)
61.1%
16.5 / 27
61.2%
+78
–   Sayuri 2018.03.06 64-bit1837+20
−20
(−17)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
90.1%
−7
–   Halogen 2.7.3 64-bit1834+20
−20
(−20)13 − 18
(+11−16=4)
41.9%
13.0 / 31
93.4%
−81
–   Skiull 0.3 64-bit1831+18
−18
(−23)11.5 − 9.5
(+8−6=7)
54.8%
11.5 / 21
96.6%
+10
–   HeavyChess 0.13 beta1830+18
−18
(−24)13.5 − 8.5
(+10−5=7)
61.4%
13.5 / 22
97.0%
+47
–   Ziggurat 0.18 64-bit1814+21
−21
(−40)10 − 12
(+8−10=4)
45.5%
10.0 / 22
99.8%
−76
–   Chenard 2015.08.14 64-bit1813+32
−32
(−41)14 − 11
(+13−10=2)
56.0%
14.0 / 25
98.7%
+11
–   Sayuri 2018.05.23 64-bit1809+18
−18
(−45)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
100.0%
−56
–   NoonianChess 3.2.06P21806+20
−20
(−48)15 − 17
(+14−16=2)
46.9%
15.0 / 32
100.0%
−75
–   Pigeon 1.5.1 64-bit1798+14
−14
(−56)12.5 − 8.5
(+11−7=3)
59.5%
12.5 / 21
100.0%
+14
–   Enigma 1.1.41789+11
−11
(−65)20 − 8
(+19−7=2)
71.4%
20.0 / 28
100.0%
+116
–   AdaChess 3.1 64-bit1789+22
−22
(−65)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
100.0%
−76
–   Embracer 1.121784+14
−13
(−70)9.5 − 13.5
(+7−11=5)
41.3%
9.5 / 23
100.0%
−139
–   MOBMAT 0.903d 64-bit1783+26
−26
(−71)15.5 − 13.5
(+15−13=1)
53.4%
15.5 / 29
100.0%
−41
–   FAUCE 0.41c1781+15
−15
(−73)15 − 6
(+14−5=2)
71.4%
15.0 / 21
100.0%
+99
–   Bremboce 0.6.21780+18
−17
(−74)17.5 − 10.5
(+16−9=3)
62.5%
17.5 / 28
100.0%
+26
–   Sapeli 1.0 64-bit1778+19
−19
(−76)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
100.0%
−61
–   Lodocase 2402081753+18
−18
(−101)17 − 12
(+14−9=6)
58.6%
17.0 / 29
100.0%
−34
–   Sayuri 2017.16.12 64-bit1749+30
−30
(−105)18.5 − 8.5
(+16−6=5)
68.5%
18.5 / 27
100.0%
+33
–   Zzzzzz 3.511731+17
−17
(−123)17.5 − 6.5
(+16−5=3)
72.9%
17.5 / 24
100.0%
+58
–   AdaChess 3.4 64-bit1725+29
−29
(−129)21 − 10
(+20−9=2)
67.7%
21.0 / 31
100.0%
+21
–   Tristram 4.161723+20
−20
(−131)22.5 − 7.5
(+21−6=3)
75.0%
22.5 / 30
100.0%
+79
–   Ceibo 0.3.65 64-bit1721+25
−25
(−133)23 − 5
(+19−1=8)
82.1%
23.0 / 28
100.0%
+95
–   Tom Thumb 0.2 64-bit1673+18
−18
(−181)33 − 7
(+30−4=6)
82.5%
33.0 / 40
100.0%
+85
–   Tom Thumb 0.1 64-bit1614+20
−20
(−240)34.5 − 11.5
(+33−10=3)
75.0%
34.5 / 46
100.0%
−25

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