AMD Ryzen Embedded 8640U vs AMD EPYC Embedded 9254

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AMD Ryzen Embedded 8640U

AMD EPYC Embedded 9254

We compared two server CPUs: AMD Ryzen Embedded 8640U with 6 cores 3.5GHz and AMD EPYC Embedded 9254 with 24 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen Embedded 8640U 's Advantages

Released 1 years and 1 months late

Higher specification of memory (5600 vs 4800)

Higher base frequency (3.5GHz vs 2.9GHz)

More modern manufacturing process (4nm vs 5nm)

Lower TDP (28W vs 200W)

AMD EPYC Embedded 9254 's Advantages

Newer PCIe version (5 vs 4)

Larger L3 cache size (128MB vs 16MB)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen Embedded 8640U +12%

2519

AMD EPYC Embedded 9254

2245

Geekbench 6 Multi Core

AMD Ryzen Embedded 8640U

10308

AMD EPYC Embedded 9254 +76%

18187

AMD Ryzen Embedded 8640U

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AMD EPYC Embedded 9254

General Parameters

Apr 2024

Release Date

Mar 2023

AMD

Manufacturer

AMD

Server

Type

Server

Hawk Point

Core Architecture

Genoa

AMD Socket FP8

Socket

AMD Socket SP5

Radeon 760M

Integrated Graphics

N/A

Ryzen Embedded (Zen 4 (Hawk Point))

Generation

EPYC (Zen 4 (Genoa))

Package

25 billions

Transistor Count

26.28 billions

4 nm

Manufacturing Process

5 nm

28 W

Power Consumption

200 W

TSMC

Foundry

TSMC

178 mm²

Die Size

4x72 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

397 mm²

CPU Performance

3.5 GHz

Performance Core Base Frequency

2.9 GHz

4.9 GHz

Performance Core Turbo Frequency

4.15 GHz

6

Total Core Count

24

12

Total Thread Count

48

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

29.0

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-5600

Memory Types

DDR5-4800

2

Max Memory Channels

12

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

20

PCIe Lanes

128

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