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BitFury Group

infobox

( shown on the right )

Tops/Bottom
BF756C55
FacilitatorsIMEC,Europractice,BioInfoBank Institute
Introduced2013-Jun-14
Mining
Gh/sJ/GhMh/JVMHz
5.430.3826320.687467
4.770.3528570.65410
3.260.2540000.545280
2.50.2147620.5216
PackageSawn/Punched QFN48 7x7mm
Markingsβ: β / 5Ghash / [date] / [lot] / TT
BioInfoBank: BioInfoBank logo / BIB756C55NM-BF / [date] / [lot]
CCCP: CCCP logo / CCCP756C55NM-BF / [date] / [lot]
Known codesβ: KRT8G, BioInfoBank: 1336/KYG0H, 1404/KCKCL, CCCP: 1340/KYW3Q
Die3.8x3.8mm@55nm(custom+auto)
FoundryUMC
Datasheetunofficial datasheet package pinout compilation
NotesBitFury Group considers this their Gen 1, Rev 1 product.
It was originally designed at 65nm but die-shrunk down to 55nm[1].
It was widely released in at least 3 different packages/markings: The 'beta' / 5Ghash (estimated hash rate before practical tests) markings on a sawn package, BioInfoBank and CCCP markings on a punched package.
BitcoinTalk user vs3 holds a large collection of technical information about this chip in his NanoFury repository[2]

oneliner

BitFury Group BF756C55wwwBCT[media: a b c d e f] a 2013-Jun-14 55nm 5.43Gh/s 0.38J/Gh chip co-developed with IMEC,Europractice,BioInfoBank Institute. BitFury Group considers this their Gen 1, Rev 1 product.It was originally designed at 65nm but die-shrunk down to 55nm.It was widely released in at least 3 different packages/markings: The 'beta' / 5Ghash (estimated hash rate before practical tests) markings on a sawn package, BioInfoBank and CCCP markings on a punched package.BitcoinTalk user vs3 holds a large collection of technical information about this chip in his NanoFury repository

miningtable

(with surrounding table definition)

BitFury GroupBF756C555.430.3826320.6874672.063411.630.387820.43
BitFury GroupBF756C554.770.3528570.654101.669511.630.336869.88
BitFury GroupBF756C553.260.2540000.5452800.81511.640.234695.14
BitFury GroupBF756C552.50.2147620.52160.52511.570.173600.57

default

Logo-bitfury.png
BitFury Group
Facilitators: IMEC,Europractice,BioInfoBank Institute
Tops/Bottom
Tops/Bottom
Layout
Layout
Layout
Layout
Die (optical)
Die (optical)
Die (power)
Die (power)
Die (cores)
Die (cores)
BF756C55www BCT
Introduced: 2013-Jun-14
Datasheet: unofficial datasheet package pinout compilation
Technical specifications
Package: Sawn/Punched QFN48 7x7mm
Markings: β: β / 5Ghash / [date] / [lot] / TT
BioInfoBank: BioInfoBank logo / BIB756C55NM-BF / [date] / [lot]
CCCP: CCCP logo / CCCP756C55NM-BF / [date] / [lot]
Known codes: β: KRT8G, BioInfoBank: 1336/KYG0H, 1404/KCKCL, CCCP: 1340/KYW3Q
Die:3.8x3.8mm@55nm(custom+auto)
Foundry: UMC
Gh/sJ/GhMh/JVMHzWh/HzGh/mm²η-factor
5.430.3826320.6874672.063411.630.387820.43
4.770.3528570.654101.669511.630.336869.88
3.260.2540000.5452800.81511.640.234695.14
2.50.2147620.52160.52511.570.173600.57
Notes: BitFury Group considers this their Gen 1, Rev 1 product.
It was originally designed at 65nm but die-shrunk down to 55nm[5].
It was widely released in at least 3 different packages/markings: The 'beta' / 5Ghash (estimated hash rate before practical tests) markings on a sawn package, BioInfoBank and CCCP markings on a punched package.
BitcoinTalk user vs3 holds a large collection of technical information about this chip in his NanoFury repository[6]

References

  1. ↑ https://bitcointalk.org/index.php?topic=228677.msg2408831#msg2408831
  2. ↑ https://github.com/nanofury/NanoFury/wiki/The-missing-bitfury-chip-documentation
  3. ↑ https://bitcointalk.org/index.php?topic=228677.msg2408831#msg2408831
  4. ↑ https://github.com/nanofury/NanoFury/wiki/The-missing-bitfury-chip-documentation
  5. ↑ https://bitcointalk.org/index.php?topic=228677.msg2408831#msg2408831
  6. ↑ https://github.com/nanofury/NanoFury/wiki/The-missing-bitfury-chip-documentation
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