CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Engine Details

Options
Show each game results
FireFly 2.7.0 64-bit (2207+14
−14		)Quote
Author: Andrew Fan (Hongkong) Link: Homepage
This is one of the 5 FireFly versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   K2 0.712384+18
−18		(+177)9 − 23
(+5−19=8)
28.1%
9.0 / 32
0.0%
+18
1 0 0 0 = 1 0 = 0 0 0 1 0 = 0 0 0 = 0 0 0 = = = 0 0 = 1 0 1 0 0
–   Carballo 1.1 64-bit2358+19
−19		(+151)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
0.0%
+17
0 0 = 0 1 0 1 1 1 0 = 0 = 1 0 = 0 0 0 = 0 0 0 0 0 0 1 0 1 1 0 0
–   Chezzz 1.0.32320+8
−8		(+113)7 − 26
(+4−23=6)
21.2%
7.0 / 33
0.0%
−114
0 1 1 0 0 = = 0 0 0 0 1 0 = 0 0 0 0 0 0 0 = 0 = 0 0 1 0 0 0 = 0 0
–   Gibbon 2.69a 64-bit2319+12
−12		(+112)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+81
=
–   Aice 0.99.22316+9
−9		(+109)9.5 − 22.5
(+7−20=5)
29.7%
9.5 / 32
0.0%
−53
0 1 1 0 0 0 0 1 = 1 = 0 0 0 = 0 = 0 1 0 0 1 0 0 0 0 1 0 = 0 0 0
–   Absolute Zero 2.4.7.2 64-bit2316+12
−12		(+109)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Sungorus 1.4 64-bit2310+9
−9		(+103)8.5 − 23.5
(+5−20=7)
26.6%
8.5 / 32
0.0%
−70
= 0 0 1 0 0 0 0 = = 0 0 1 1 0 = = 0 0 = 1 0 = 0 0 0 0 0 0 0 0 1
–   Leela Chess 0.10 w272 64-bit2307+33
−32		(+100)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
0.0%
−32
0 0 1 0 1 0 1 0 0 1 0 0 0 1 1 0 1 1 0 0 0 = = 0 = 0 0 = = 0 0 0
–   KnightX 1.922295+7
−8		(+88)10 − 22
(+4−16=12)
31.3%
10.0 / 32
0.0%
−35
= 0 0 = 1 = 1 0 = 0 0 = = 1 0 0 0 = 0 = 0 0 0 0 = = 1 = 0 0 = 0
–   Ayito 0.2.9942286+10
−10		(+79)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Gibbon 2.57a 64-bit2285+15
−15		(+78)15.5 − 16.5
(+14−15=3)
48.4%
15.5 / 32
0.0%
+64
1 1 = 0 0 = 1 1 1 0 0 0 1 0 0 1 0 1 1 0 1 1 1 0 0 0 0 0 = 1 1 0
–   Fischerle 0.9.80 SE 64-bit2277+15
−15		(+70)14.5 − 17.5
(+6−9=17)
45.3%
14.5 / 32
0.0%
+42
= 1 = = = 0 0 = 0 = = 1 1 = 0 = = = 0 = = 0 0 = 0 0 1 = = 1 = 1
–   Popochin 3.22274+9
−9		(+67)14.5 − 17.5
(+8−11=13)
45.3%
14.5 / 32
0.0%
+38
1 0 1 = 0 0 0 = 1 1 = 0 = 1 = 1 0 = = 0 0 = = = 1 = = = 0 0 1 0
–   Leela Chess 0.9 w272 64-bit2270+33
−33		(+63)16.5 − 15.5
(+13−12=7)
51.6%
16.5 / 32
0.0%
+76
= 0 0 0 1 0 0 0 1 1 1 = 0 0 1 = 0 1 1 1 0 1 1 0 1 = 1 = = = 0 1
–   Paladin 0.1 64-bit2270+14
−14		(+63)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
0.0%
−10
= 0 0 0 1 0 = 1 0 0 0 0 0 0 0 1 = 1 0 0 = 1 = 1 = 1 0 1 = 0 0 1
–   Waxman 20132268+16
−16		(+61)17 − 15
(+14−12=6)
53.1%
17.0 / 32
0.0%
+85
0 = 0 1 1 0 1 1 1 0 0 1 1 = 1 0 1 0 0 0 = 1 1 0 = = 0 1 1 0 1 =
–   Esc 1.162266+9
−9		(+59)13 − 19
(+11−17=4)
40.6%
13.0 / 32
0.0%
−16
0 0 1 = 0 1 = 1 0 1 1 0 1 0 0 0 1 1 = 0 = 0 0 1 0 0 0 0 1 1 0 0
–   Scidlet 3.61 64-bit2264+11
−11		(+57)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+26
=
–   Butcher 1.61 64-bit2262+12
−12		(+55)13 − 19
(+8−14=10)
40.6%
13.0 / 32
0.0%
−11
0 = = 1 = = 1 0 0 1 0 0 0 = 1 0 = 0 0 1 = 0 = 0 = 0 1 0 = 1 1 0
–   Zeus 1.292261+9
−9		(+54)16.5 − 15.5
(+9−8=15)
51.6%
16.5 / 32
0.0%
+65
= = 1 = = 1 1 = 0 = 0 = 1 = 0 0 = 0 = 0 = 1 1 = 1 = 1 = 1 0 = 0
–   Mediocre 0.52260+15
−15		(+53)18 − 14
(+16−12=4)
56.3%
18.0 / 32
0.0%
+104
0 0 0 = 0 = 1 1 1 = 1 0 0 1 0 1 0 1 1 1 1 1 1 0 0 1 1 1 = 1 0 0
–   Natwarlal 0.142259+8
−8		(+52)15 − 17
(+13−15=4)
46.9%
15.0 / 32
0.0%
+27
= 0 0 0 1 0 1 0 0 1 1 1 1 1 0 0 0 0 0 1 1 = 0 = 0 1 1 0 = 1 1 0
–   Absolute Zero 2.4.0.0 64-bit2258+15
−15		(+51)12 − 20
(+8−16=8)
37.5%
12.0 / 32
0.0%
−40
0 0 = = 0 1 = 0 0 0 0 0 = 0 = 1 1 0 = = 0 0 1 0 0 0 1 0 1 1 = 1
–   KMTChess 1.2.1 64-bit2258+17
−17		(+51)1 − 0
(+1−0=0)		100.0%
1.0 / 1
0.0%
+INF
1
–   Floyd 0.7 64-bit2256+19
−19		(+49)32 − 30
(+26−24=12)
51.6%
32.0 / 62
0.0%
+60
= 0 1 0 1 = 1 0 1 0 = 1 0 1 0 1 0 0 1 0 0 0 0 0 = = = 1 = 0 0 = = = 0 1 1 = 1 0 = 1 1 1 0 0 1 0 1 0 1 1 0 0 1 1 1 1 0 1 1 1
–   Monolith 0.2 64-bit2236+30
−30		(+29)16 − 16
(+12−12=8)
50.0%
16.0 / 32
3.9%
+29
0 1 0 1 0 = 1 1 1 = 0 = = 0 = 1 = 1 0 1 0 0 0 1 1 1 = 0 1 0 0 =
–   Anechka 0.082233+8
−7		(+26)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−77
0 = = 0 1 0 0 = 0 0 = 0 1 = 0 = 1 = 0 = 0 0 0 0 = 1 0 0 0 1 1 =
–   Ant 2006-F2230+9
−9		(+23)18 − 14
(+14−10=8)
56.3%
18.0 / 32
0.3%
+65
0 1 1 0 1 0 = 1 0 0 = 1 1 0 = 1 1 1 1 0 1 0 0 = = 1 = 1 0 = 1 =
–   AliChess 4.252227+9
−9		(+20)17 − 15
(+13−11=8)
53.1%
17.0 / 32
0.9%
+42
1 1 1 0 0 = = = 1 0 0 1 = 1 1 0 0 = = 1 = 1 0 = 1 1 0 0 1 0 1 0
–   Fischerle 0.9.60 64-bit2225+17
−17		(+18)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
5.3%
+10
= 1 = 1 0 0 1 0 0 1 = 0 = 1 = 1 1 1 = 1 0 0 1 = 0 0 = 0 0 = 1 0
–   Adam 3.32220+10
−10		(+13)13 − 19
(+9−15=8)
40.6%
13.0 / 32
6.3%
−52
1 = 0 = 1 0 0 1 0 0 0 0 0 1 = 1 1 1 0 0 0 0 1 0 1 = = 0 0 = = =
–   OBender 3.2.x2219+11
−11		(+12)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
8.3%
+22
0 0 = = 1 0 = = 1 = 1 0 0 1 1 0 1 0 0 1 1 0 = 1 1 = = = = = = =
–   Exacto 0.e 64-bit2219+14
−14		(+12)1 − 0
(+1−0=0)		100.0%
1.0 / 1
11.5%
+INF
1
–   Lozza 1.13 64-bit2218+18
−18		(+11)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
17.2%
−29
0 0 0 = 1 1 0 = 1 =
–   Zevra 1.8.3 r636 64-bit2214+20
−20		(+7)12 − 18
(+9−15=6)
40.0%
12.0 / 30
28.6%
−62
0 = 0 0 = 0 1 0 0 1 0 1 1 = 1 1 0 = 0 1 0 = 1 0 = 1 0 0 0 0
–   OBender 03.2016 64-bit2211+17
−17		(+4)15 − 16
(+14−15=2)
48.4%
15.0 / 31
33.9%
−8
0 0 1 1 0 1 = 1 0 0 0 0 0 1 1 1 0 1 1 0 0 0 1 1 0 1 1 0 1 = 0
–   Buzz 0.08 64-bit2210+12
−12		(+3)0 − 1
(+0−1=0)		0.0%
0.0 / 1
38.9%
−INF
0
–   Chispa 4.0.32206+8
−8		(−1)11 − 21
(+7−17=8)
34.4%
11.0 / 32
57.0%
−110
1 = 0 0 = = 1 0 = 0 1 0 = 0 1 0 0 0 0 0 0 1 0 = 0 = 0 0 1 1 0 =
–   Orion 0.2 64-bit2205+17
−17		(−2)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
56.1%
−54
0 0 1 0 1 0 = = 1 0 1 = 0 0 1 = 0 = 1 1 1 0 1 = 0 0 0 = 0 0 1 0
–   CyberPagno 2.12204+10
−10		(−3)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
61.7%
+27
1 1 = 1 = 1 0 1 1 0 1 = 1 0 = = 0 1 0 1 = 1 1 0 1 0 0 0 = = = 0
–   Beowulf 2.4a 32-bit2204+10
−10		(−3)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
65.1%
−13
0 1 1 0 0 = 1 = 0 1 1 0 0 0 = 0 0 1 = 0 1 1 = 1 0 = 1 = 1 0 = =
–   RattateChess 1.0 Nosferatu2199+12
−12		(−8)16 − 17
(+10−11=12)
48.5%
16.0 / 33
79.7%
−13
0 0 1 0 1 0 1 = = = 0 = 1 1 1 = = 1 0 = 1 0 0 = = = 1 0 1 = 0 0 =
–   NG-Play 9.86 64-bit2194+17
−17		(−13)20.5 − 11.5
(+19−10=3)
64.1%
20.5 / 32
88.4%
+101
0 1 0 1 1 1 = 1 = 0 1 1 0 1 1 1 0 0 1 1 1 1 1 = 0 1 0 0 0 1 1 1
–   Fischerle 0.9.50 64-bit2192+19
−19		(−15)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
90.4%
−70
1 1 1 = = = 1 0 0 0 = 0 1 1 0 0 1 0 0 1 0 0 1 = 1 0 = 0 0 0 0 =
–   Shallow 1.0 64-bit2191+14
−14		(−16)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
94.7%
−26
1 1 = 0 1 = 1 0 1 0 1 0 = 0 1 0 0 0 1 = 1 1 0 0 0 = = 1 0 0 1 =
–   Uralochka 1.1b2188+11
−11		(−19)17 − 16
(+13−12=8)
51.5%
17.0 / 33
98.6%
−7
= 1 0 0 1 = 0 = 1 1 = 0 1 = 0 = 1 1 1 1 = 0 0 = 1 0 0 0 1 1 0 1 0
–   Mango Paola Ajedrez 1.02186+11
−11		(−21)19 − 13
(+7−1=24)
59.4%
19.0 / 32
99.2%
+26
= = = = = = = 1 = = 1 = = = = 0 1 1 = 1 1 = = = 1 = = = = = = =
–   Atak 6.82184+10
−10		(−23)14 − 17
(+11−14=6)
45.2%
14.0 / 31
99.7%
−61
1 = 1 0 0 0 1 1 0 1 0 = 1 1 1 0 0 1 = 0 = 0 1 0 = 0 0 0 1 = 0
–   Protej 0.5.8c2184+12
−12		(−23)22.5 − 9.5
(+20−7=5)
70.3%
22.5 / 32
99.3%
+136
1 1 1 0 1 1 1 = = 1 1 1 1 0 1 0 1 0 1 = 0 1 0 1 1 = 1 1 0 1 = 1
–   Madeleine 0.22182+9
−9		(−25)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
99.9%
+109
1 1 1 1 = 1 = = 0 1 0 1 = 1 = 0 = 1 = = 1 1 0 = = 1 1 = 1 1 1 1
–   K2 0.572179+18
−18		(−28)13.5 − 17.5
(+10−14=7)
43.5%
13.5 / 31
99.3%
−75
1 0 0 0 = = 0 0 0 0 0 = = 0 1 0 1 1 0 1 1 0 0 = = 1 = 1 0 1 1
–   Isa 2.0.48 64-bit2175+21
−21		(−32)16 − 10
(+13−7=6)		61.5%
16.0 / 26
99.3%
+53
1 0 = 1 0 1 0 1 1 = = = = 1 1 0 1 1 0 1 1 1 1 0 = 0
–   Genesis 2.02169+10
−10		(−38)14 − 18
(+8−12=12)
43.8%
14.0 / 32
100.0%
−79
= 0 1 0 = 1 0 = 1 0 = 0 = = 0 = = 0 1 1 0 = 1 1 0 = 1 = 0 = 0 0
–   Dorpsgek Cosmopolitan 2 64-bit2160+18
−18		(−47)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
100.0%
−15
1 = 0 = 1 1 1 = 1 0 1 = 1 0 0 0 0 1 0 1 1 1 0 1 0 1 0 1 0 = 0 1
–   Orion 0.1 64-bit2154+18
−18		(−53)16 − 16
(+10−10=12)
50.0%
16.0 / 32
100.0%
−58
= 0 = 1 1 0 = 1 1 1 = 0 = = = 1 0 0 1 1 1 0 = 0 = 0 = = 1 0 = 0
–   BlackBishop 1.02154+9
−9		(−53)17 − 15
(+12−10=10)
53.1%
17.0 / 32
100.0%
−35
0 1 = = 0 = 0 = 0 1 0 1 1 1 = = = 1 0 = 0 1 1 = 1 1 0 1 0 = 0 1
–   Alarm 0.93.12142+9
−9		(−65)18.5 − 13.5
(+17−12=3)
57.8%
18.5 / 32
100.0%
−1
= 1 0 1 0 1 0 1 1 1 1 0 1 1 1 = 1 0 1 1 0 0 0 1 1 0 0 1 = 1 0 0
–   Lime 662142+8
−8		(−65)17 − 13
(+15−11=4)
56.7%
17.0 / 30
100.0%
−13
0 = = 1 1 1 1 1 1 0 1 0 0 1 0 0 0 0 1 0 1 = 1 = 1 1 1 0 1 0
–   ChessKISS 1.7c 64-bit2138+12
−12		(−69)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
100.0%
−35
0 1 1 0 0 1 1 1 0 1 = 0 = = = 0 1 1 1 0 = 0 = 0 = = 1 = = 1 1 =
–   Fortress 1.622136+8
−8		(−71)14 − 16
(+11−13=6)
46.7%
14.0 / 30
100.0%
−100
= 1 0 1 1 0 = 0 1 0 0 1 1 1 0 0 = = 0 1 0 0 1 1 1 0 = 0 = 0
–   Nesik 0.7.0 alpha2132+9
−9		(−75)19.5 − 12.5
(+16−9=7)
60.9%
19.5 / 32
100.0%
+6
0 = 1 = 1 = 0 0 1 0 = 1 1 1 1 = 0 = 0 0 1 0 1 1 = 1 1 1 1 0 1 1
–   K2 0.43f2129+18
−18		(−78)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
+46
1 0 1 1 0 1 1 = 0 = 1 1 1 = 1 1 = 0 0 1 1 = 1 1 1 0 1 0 = = 1 1
–   WJChess 1.642129+9
−9		(−78)18 − 12
(+16−10=4)
60.0%
18.0 / 30
100.0%
+1
1 0 = 1 1 = 1 1 1 1 0 0 = 0 0 = 1 0 1 1 1 0 1 1 1 0 1 1 0 0
–   Isa 1.9.51 64-bit2121+19
−20		(−86)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+56
1 0 1 0 = 1 = 1 1 1 0 = 1 1 1 1 1 = 1 1 0 1 1 0 = = 1 1 1 0 0 1
–   NG-Play 9.84 64-bit2118+16
−16		(−89)18.5 − 12.5
(+15−9=7)
59.7%
18.5 / 31
100.0%
−20
= 1 1 = 1 1 1 0 1 1 = 0 0 1 1 0 0 1 1 = = 1 0 0 1 1 0 = 0 1 =
–   Galjoen 0.36 64-bit2117+15
−15		(−90)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
−41
= 0 = 1 1 = 1 1 0 1 1 0 = 1 = = = = 1 = 0 1 = = 1 0 1 = = 0 1 0
–   RamJet 0.142115+18
−19		(−92)19.5 − 8.5
(+16−5=7)		69.6%
19.5 / 28
100.0%
+44
1 = 0 1 0 1 0 1 = 1 1 1 1 0 1 = 1 1 1 = 1 = 0 1 = 1 1 =
1916 games: 694 wins, 744 losses, 478 draws (24.9%), score: 48.7%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on April 17, 2021