Zen – WikiChip Fuse

7nm Boosted Zen 2 Capabilities but Doubled the Challenges

February 21, 2020May 25, 2021 David Schor 14 nm, 7 nm, AMD, capacitance, GlobalFoundries, ISSCC, ISSCC 2020, resistance, TSMC, wire delay, Zen, Zen 2

The transition to 7 nm greatly enhanced AMD silicon capabilities but introduced new drastic design challenges that required new place and route methodologies and wire engineering.

CES 2020 Mobile Processors

AMD Launches New Entry-Level Mobile ‘Dali’ Processors

January 9, 2020May 25, 2021 David Schor 14 nm, AMD, Athlon, CES 2020, Consumer Electronics Show (CES), Ryzen Mobile, Zen

AMD launches new value and entry-level mobile processors, codenamed Dali.

Desktop Processors

AMD Launches Ryzen PRO 3000 Series

October 3, 2019May 25, 2021 David Schor 12 nm, 7 nm, AMD, Matisse, Picasso, x86, Zen, Zen 2

AMD launches PRO 3000-series 7nm desktop processors and 12nm APUs.

Architectures

A Look At The AMD Zen 2 Core

July 6, 2019May 25, 2021 David Schor 7nm, branch prediction, x86, Zen, Zen 2

Ahead of the highly anticipated Ryzen 3000 desktop series launch, here is a look at the AMD Zen 2 core microarchitecture.

Architectures Server Processors

AMD Discloses Initial Zen 2 Details

November 18, 2018May 25, 2021 David Schor 14 nm, 7 nm, AMD, Rome, x86, Zen, Zen 2, Zen 4

Following AMD’s recent Zen 2 and Rome disclosure, here’s a look at what has changed and what second-generation EPYC brings to the table.

Architectures Circuit Design Hot Chips 30

Hot Chips 30: AMD Raven Ridge

August 26, 2018May 25, 2021 David Schor 14 nm, 14LPP, AMD, AMD's infinity fabric, APU, Hot Chips, Hot Chips 30, Radeon Vega, Raven Ridge, Vega, x86, Zen

Overview of AMD Raven Ridge APUs that were recently detailed at Hot Chips 30.

Desktop Processors

AMD Announces Threadripper 2, Chiplets Aid Core Scaling

August 7, 2018May 25, 2021 David Schor 12LP, 12nm, AMD, HEDT, Ryzen Threadripper, x86, Zen

AMD announces their second-generation Threadripper processors with up to 32 cores based on their 12nm Zen+ microarchitecture.

Architectures Circuit Design ISSCC 2018

AMD’s Zen CPU Complex, Cache, and SMU

April 18, 2018May 25, 2021 David Schor 14 nm, 14LPP, AMD, cache, floorplan, ISSCC, ISSCC 2017, ISSCC 2018, SRAM, x86, Zen

A look at AMD’s Zen CPU Complex (CCX), a fully independent and modular cluster of up to four cores that are incorporated into a full SoC to form complete products such as their Zeppelin die.

Desktop Processors

AMD introduces Ryzen 2nd Gen up for pre-order

April 13, 2018May 25, 2021 David Schor 14 nm, AMD, Ryzen, x86, Zen

Ahead of its April 19th release, AMD is now offering pre-orders for their 2nd Generation, Ryzen 2000 family, desktop processors.

Architectures Circuit Design Floorplanning ISSCC 2018

ISSCC 2018: AMD’s Zeppelin; Multi-chip routing and packaging

March 24, 2018May 25, 2021 David Schor 14 nm, 2D packaging, AMD, AMD's infinity fabric, EPYC, multi-chip package, Ryzen, x86, Zen

A look at AMD’s Zeppelin SoC and the Infinity Fabric, a multi-chip architecture used by AMD to scale their SoC design from the mainstream PC market all the way to the server market.

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