Editing dec/microarchitectures/alpha 21164

{{dec title|Alpha 21164|arch}}
{{microarchitecture
|atype=CPU
|name=Alpha 21164
|designer=DEC
|manufacturer=DEC
|manufacturer 2=Samsung
|introduction=January, 1995
|process=0.5 µm
|cores=1
|type=Superscalar
|oooe=No
|speculative=Yes
|renaming=No
|stages min=7
|stages max=12
|decode=4-way
|isa=Alpha
|l1i=8 KiB
|l1i per=core
|l1i desc=direct-mapped
|l1d=8 KiB
|l1d per=core
|l1d desc=direct-mapped
|l2=96 KiB
|l2 per=core
|l2 desc=3-way set associative
|l3=1-64 MiB
|l3 per=motherboard
|l3 desc=direct-mapped
|predecessor=Alpha 21064
|predecessor link=dec/microarchitectures/alpha_21064
|successor=Alpha 21264
|successor link=compaq/microarchitectures/alpha_21264
}}
'''Alpha 21164''' was an [[Alpha]] microarchitecture designed by [[DEC]] and introduced in 1995 as a successor to the {{\\|Alpha 21064}} architecture.

== History ==
{{empty section}}

== Process Technology ==
{{see also|0.5 µm process}}
{{empty section}}

== Architecture ==
{{empty section}}

== Die ==
* 30.5W at 366MHz
* 9,300,000 transistors
** ????? cache
** ????? logic
* [[0.5 µm]] 4 metal layers
* 16.5 mm x 18.1 mm
* 298.65 mm² die size
* PGA-499 package
** 294 signal pins
** 205 power/ground rail pins


: [[File:alpha 21164 die shot.png|650px]]


: [[File:alpha 21164 die shot (annotated).png|650px]]

== References ==
* Edmondson, John H., et al. "Internal organization of the Alpha 21164, a 300-MHz 64-bit quad-issue CMOS RISC microprocessor." Digital Technical Journal 7.1 (1995).
* Bowhill, William J., et al. "A 300 MHz 64 b quad-issue CMOS RISC microprocessor." Solid-State Circuits Conference, 1995. Digest of Technical Papers. 41st ISSCC, 1995 IEEE International. IEEE, 1995.
codename	Alpha 21164 +
core count	1 +
designer	DEC +
first launched	January 1995 +
full page name	dec/microarchitectures/alpha 21164 +
instance of	microarchitecture +
instruction set architecture	Alpha +
manufacturer	DEC + and Samsung +
microarchitecture type	CPU +
name	Alpha 21164 +
pipeline stages (max)	12 +
pipeline stages (min)	7 +
process	500 nm (0.5 μm, 5.0e-4 mm) +