Editing intel/microarchitectures/nehalem (client)

{{intel title|Nehalem|arch}}
{{microarchitecture
| atype            = CPU
| name             = Nehalem
| designer         = Intel
| manufacturer     = Intel
| introduction     = August, 2008
| phase-out        = March, 2010
| process          = 45 nm
|isa=x86-64
| succession       = Yes
| predecessor      = Penryn
| predecessor link = intel/microarchitectures/penryn
| successor        = Westmere
| successor link   = intel/microarchitectures/westmere
}}
'''Nehalem''' was the [[microarchitecture]] for [[Intel]]'s [[45 nm process]] for desktops and servers as a successor to {{\\|Penryn}}. Nehalem is named after the [[wikipedia:Nehalem River|Nehalem River]]. Nehalem was replaced by the {{\\|Westmere}} microarchitecture in 2010.
[[File:Nehalem.jpg|right|thumb|300px|Nehalem wafer]]

== Process Technology ==
{| class="wikitable" style="float: right;"
! colspan="2" | 45 nm Manufacturing Fabs
|-
! Fab !! Location
|-
| D1D || Hillsboro, Oregon
|-
| Fab 32 || Chandler, Arizona
|-
| Fab 28 || Kiryat Gat, Israel
|}
Penryn-based [[microprocessors]] were manufactured on a [[45 nm process]]. Intel's 45 nm process is the is the first high-volume manufacturing process to introduce High-k + metal gate transistors. 

Scaling:

{| class="wikitable"
|-
! !! Core !! Nehalem !! Δ !! rowspan="7" | [[File:intel 45nm gate.png|250px]]
|-
| || [[65 nm]] || [[45 nm]] ||
|-
| Metal Layers || 8 || 9 || 
|-
| Gate Pitch || 220 nm || 180 nm || 0.82x
|-
| Interconnect Pitch || 210 nm || 160 nm || 0.76x
|-
| SRAM bit cell (HD) || 0.570 µm² || 0.346 um² || 0.61x
|-
| SRAM bit cell (LP) || 0.680 µm² || 0.382 um² || 0.56x
|}

== Die Shot ==

===Bloomfield===
* 263 mm²
* 713,000,000 transistors
* [[45 nm process]]
* 4 cores

: [[File:nehalem die shot.png|700px]]


===Lynfield===
* 296 mm²
* 774,000,000 transistors
* [[45 nm process]]
* 4 cores

: [[File:intel nehalem lynfield die shot.jpg|700px]]


===Nehalem-EX===
* 648 mm²
* 2.300,000,000 transistors
* [[45 nm process]]
* 8 cores

: [[File:intel Nehalem-EX die shot.jpeg|700px]]
codename	Nehalem +
designer	Intel +
first launched	August 2008 +
full page name	intel/microarchitectures/nehalem (client) +
instance of	microarchitecture +
instruction set architecture	x86-64 +
manufacturer	Intel +
microarchitecture type	CPU +
name	Nehalem +
phase-out	March 2010 +
process	45 nm (0.045 μm, 4.5e-5 mm) +