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Zen 2 µarch
General Info
Arch Type	CPU
Designer	AMD
Manufacturer	GlobalFoundries
Introduction	2019
Process	7 nm
Succession
Zen+ Zen 3

Zen 2 is a planned microarchitecture being developed by AMD as a successor to Zen+. Zen 2 is expected to be succeeded by Zen 3.

History

Zen 2 is set to succeed Zen in the future, sometimes around 2019. In February of 2017 Lisa Su, AMD's CEO announced their future roadmap to include Zen 2 and later Zen 3. On Investor's Day May 2017 Jim Anderson, AMD Senior Vice President, confirmed that Zen 3 is set to utilize GlobalFoundries' 7 nm process.

Codenames

Preliminary Data! Information presented in this article deal with future products, data, features, and specifications that have yet to be finalized, announced, or released. Information may be incomplete and can change by final release.

Core	C/T	Target
Rome	?/?	High-end server multiprocessors
Castle Peak	?/?	workstation & enthusiasts market processors
Matisse	?/?	Mainstream to high-end desktops & enthusiasts market processors
Picasso	?/?	Mainstream desktop & mobile processors with GPU

Architecture

Nothing is currently known about the architectural improvements that is being done to Zen 2.

Key changes from Zen

• 7 nm process (from 14 nm)
• PCIe Gen3 → PCIe Gen4
• 6 core CCX (from 4 core CCX)

References

• AMD 'Tech Day', February 22, 2017
• AMD 2017 Financial Analyst Day, May 16, 2017

See Also

• AMD Zen
• Intel Tigerlake