From WikiChip
Difference between revisions of "nervana/microarchitectures/lake crest"
< nervana

(Architecture)
Line 16: Line 16:
  
 
== Architecture ==
 
== Architecture ==
 +
Lake Crest was designed from the ground up for [[deep learning]]
 
* Tensor-based architecture
 
* Tensor-based architecture
 
** Nervana Engine
 
** Nervana Engine
 
* [[Flexpoint]] number format
 
* [[Flexpoint]] number format
 
* HBM2 memory
 
* HBM2 memory
 +
** 32 GiB of in-package memory
 +
** 8 Tbit/s bandwidth
 +
* 12 bi-directional high-bandwidth direct chip-to-chip interconnect
 
{{expand list}}
 
{{expand list}}
  

Revision as of 23:41, 5 April 2018

Edit Values
Lake Crest µarch
General Info
Arch TypeNPU
DesignerNervana
ManufacturerTSMC
IntroductionNovember 17, 2016
Process28 nm
Succession

Lake Crest is a neural processor microarchitecture designed by Nervana.

Process Technology

Lake Crest is fabricated on TSMC's 28 nm process.

Architecture

Lake Crest was designed from the ground up for deep learning

  • Tensor-based architecture
    • Nervana Engine
  • Flexpoint number format
  • HBM2 memory
    • 32 GiB of in-package memory
    • 8 Tbit/s bandwidth
  • 12 bi-directional high-bandwidth direct chip-to-chip interconnect

This list is incomplete; you can help by expanding it.

Block Diagram

New text document.svg This section is empty; you can help add the missing info by editing this page.

Memory Hierarchy

  • 32 GiB on-package HBM2
    • 1 TiB/s
codenameLake Crest +
designerNervana +
first launchedNovember 17, 2016 +
full page namenervana/microarchitectures/lake crest +
instance ofmicroarchitecture +
manufacturerTSMC +
nameLake Crest +
process28 nm (0.028 μm, 2.8e-5 mm) +