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Difference between revisions of "ibm/microarchitectures/power8"
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* [[Dodeca-Core]] | * [[Dodeca-Core]] | ||
* IBM's [[22 nm process|22 nm SOI process]] | * IBM's [[22 nm process|22 nm SOI process]] | ||
+ | * 15 metal layers | ||
* 4,200,000,000 transistors | * 4,200,000,000 transistors | ||
* 649 mm² die size | * 649 mm² die size |
Revision as of 14:59, 18 May 2017
Edit Values | |
POWER8 µarch | |
General Info | |
Arch Type | CPU |
Designer | IBM |
Manufacturer | IBM |
Introduction | August, 2013 |
Phase-out | June, 2014 |
Process | 22 nm |
Core Configs | 4, 6, 8, 10, 12 |
Pipeline | |
Type | Superscalar |
Speculative | Yes |
Reg Renaming | Yes |
Stages | 15-23 |
Cache | |
L1I Cache | 32 KiB/core 8-way set associative |
L1D Cache | 64 KiB/core 8-way set associative |
L2 Cache | 512 KiB/core |
L3 Cache | 8 MiB/core |
L4 Cache | 128 MiB/chip |
Succession | |
POWER8 is the Power microarchitecture for IBM's family of POWER8 processors that was introduced in 2014. POWER8 is the successor to POWER7+.
Architectures
Key changes from POWER7/+
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Die
Dodeca-Core
- Dodeca-Core
- IBM's 22 nm SOI process
- 15 metal layers
- 4,200,000,000 transistors
- 649 mm² die size
Facts about "POWER8 - Microarchitectures - IBM"
codename | POWER8 + |
core count | 4 +, 6 +, 8 +, 10 + and 12 + |
designer | IBM + |
first launched | August 2013 + |
full page name | ibm/microarchitectures/power8 + |
instance of | microarchitecture + |
manufacturer | IBM + |
microarchitecture type | CPU + |
name | POWER8 + |
phase-out | June 2014 + |
pipeline stages (max) | 23 + |
pipeline stages (min) | 15 + |
process | 22 nm (0.022 μm, 2.2e-5 mm) + |