AMD EPYC Embedded 3251 vs AMD EPYC 9845

VS

AMD EPYC Embedded 3251

AMD EPYC 9845

We compared two server CPUs: AMD EPYC Embedded 3251 with 8 cores 2.5GHz and AMD EPYC 9845 with 160 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC Embedded 3251 's Advantages

Higher base frequency (2.5GHz vs 2.1GHz)

Lower TDP (55W vs 390W)

AMD EPYC 9845 's Advantages

Released 6 years and 8 months late

Higher specification of memory (6000 vs 2666)

Newer PCIe version (5 vs 3)

Larger L3 cache size (320MB vs 16MB)

More modern manufacturing process (3nm vs 14nm)

Score

AMD EPYC Embedded 3251

VS

AMD EPYC 9845

General Parameters

Feb 2018

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Zen

Core Architecture

Turin

AMD BGA SP4r2

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

EPYC Embedded (Zen (Snowy Owl))

Generation

EPYC(Zen 5c (Turin))

Package

4.8 billions

Transistor Count

14 nm

Manufacturing Process

3 nm

55 W

Power Consumption

390 W

GlobalFoundries

Foundry

TSMC

213 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

160

-

Performance Core Threads

320

2.5 GHz

Performance Core Base Frequency

2.1 GHz

3.1 GHz

Performance Core Turbo Frequency

3.7 GHz

8

Total Core Count

160

16

Total Thread Count

320

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

21.0

96 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

320 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

2

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9845

3

PCIe Version

5

32

PCIe Lanes

128

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