AMD

AMD Ryzen Embedded 8645HS

Brand:: AMD
Form Factor:: Embedded
CPU Socket:: FP7r2
Core/Thread Count:: 6C/12T
TDP:: 35-54W
CPU Series:: Ryzen Embedded 8000 Series

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Manufacturer: AMD Last updated:

AMD Ryzen Embedded 8645HS Review

AMD Ryzen Embedded 8645HS embedded processor, 6C/12T 4.3 GHz base clock, boosting up to 5 GHz, 35-54W TDP, FP7r2 platform.

The AMD Ryzen Embedded 8645HS is an AMD embedded processor in the Ryzen Embedded 8000 Series lineup, built on the FP7r2 platform. It offers 6C/12T at 4.3 GHz base clock, boosting up to 5 GHz within a 35-54W power envelope. Designed for long-lifecycle embedded and industrial designs rather than consumer desktops, it targets systems needing extended availability and predictable performance.

Performance and Architecture

With 6C/12T, the AMD Ryzen Embedded 8645HS runs 4.3 GHz base clock, boosting up to 5 GHz. Cache totals 6 MB L2 and 16 MB L3. Integrated AMD Radeon Graphics graphics handle display output and media workloads without a discrete GPU. As an embedded part, it targets industrial, networking, and edge-compute designs that need long-term supply stability.

Platform and Connectivity

The AMD Ryzen Embedded 8645HS is built for the FP7r2 infrastructure. It supports DDR5-5600 memory via a Dual Channel w/ECC controller. I/O includes 20L Gen4 PCIe lanes.

Comparison to Alternatives

Within this catalog's embedded listings, the AMD Ryzen Embedded 8645HS sits alongside other Ryzen Embedded parts, differentiated mainly by core count, clock speed, and TDP. Buyers should weigh this against consumer desktop or server parts only when long-lifecycle embedded availability matters more than raw price or upgrade cadence.

Specifications

Segment and platform

Microarchitecture	Zen 4
Socket	FP7r2

Core configuration

Total Cores	6
Total Threads	12

Clock speeds

P-Core Base Clock	4.3 GHz
P-Core Boost Clock	5 GHz

Cache

L2 Cache	6 MB
L3 Cache	16 MB

Memory

Memory Type	DDR5-5600

Expansion

PCIe Lanes	20

Form Factor	Embedded
TDP	35-54W
Junction Temp Range	0-100°C
Security Processor	Yes
GPU Max Frequency	2600 MHz
GPU Compute Units	8
Max Displays	4
Max Resolution	3840x2160
Display Interfaces	eDP, DP, USB4, HDMI, DVI
HW Video Encode/Decode	up to 4K @60Hz
AMD Ryzen AI	Available
NPU TOPS	Up to 16 TOPS
Memory Controller	Dual Channel w/ECC
Low Speed Interfaces	eSPI , GPIO , I2C , SMBus , SPI , UART

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Best for

Industrial and embedded system designs
Long-lifecycle networking and edge-compute deployments
Designs requiring extended part availability

Not for

Consumer desktop or gaming builds
DIY PC upgrades
Budget-focused general-purpose systems

FAQs

What are the key specifications of the AMD Ryzen Embedded 8645HS?

The AMD Ryzen Embedded 8645HS is a processor from AMD. Key specs: CPU Architecture Zen 4, Cores 6, Threads 12, Base Clock 4.3 GHz, Boost Clock 5 GHz.

Who is the AMD Ryzen Embedded 8645HS best suited to?

It suits industrial and embedded system designs, long-lifecycle networking and edge-compute deployments, designs requiring extended part availability.

What are the drawbacks of the AMD Ryzen Embedded 8645HS?

It is a poor fit for consumer desktop or gaming builds, diy pc upgrades, budget-focused general-purpose systems.