AMD EPYC 8434P vs AMD EPYC 9554

VS

AMD EPYC 8434P

AMD EPYC 9554

We compared two server CPUs: AMD EPYC 8434P with 48 cores 2.5GHz and AMD EPYC 9554 with 64 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434P 's Advantages

Released 10 months late

Lower TDP (200W vs 360W)

AMD EPYC 9554 's Advantages

Higher base frequency (3.1GHz vs 2.5GHz)

Larger L3 cache size (256MB vs 128MB)

Score

AMD EPYC 8434P

VS

AMD EPYC 9554

General Parameters

Sep 2023

Release Date

Nov 2022

AMD

Manufacturer

AMD

Server

Type

Server

Siena

Core Architecture

Genoa

AMD Socket SP6

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

EPYC (Zen 4c (Siena))

Generation

EPYC (Zen 4 (Genoa))

Package

35.5 billions

Transistor Count

52.56 billions

5 nm

Manufacturing Process

5 nm

200 W

Power Consumption

360 W

75 °C

Peak Operating Temperature

-

TSMC

Foundry

TSMC

4x73 mm²

Die Size

8x72 mm²

6 nm

I/O Process Size

6 nm

397 mm²

I/O Die Size

397 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

3.1 GHz

Performance Core Turbo Frequency

3.75 GHz

48

Total Core Count

64

96

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

31.0

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

128 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-4800

Memory Types

DDR5-4800

6

Max Memory Channels

12

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

5

96

PCIe Lanes

128

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