AMD EPYC 9455 vs AMD EPYC 8534PN

VS

AMD EPYC 9455

AMD EPYC 8534PN

We compared two server CPUs: AMD EPYC 9455 with 48 cores 3.15GHz and AMD EPYC 8534PN with 64 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9455 's Advantages

Released 1 years and 1 months late

Higher specification of memory (6000 vs 4800)

Higher base frequency (3.15GHz vs 2GHz)

Larger L3 cache size (192MB vs 128MB)

More modern manufacturing process (4nm vs 5nm)

AMD EPYC 8534PN 's Advantages

Lower TDP (175W vs 300W)

Score

AMD EPYC 9455

VS

AMD EPYC 8534PN

General Parameters

Oct 2024

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Siena

AMD Socket SP5

Socket

AMD Socket SP6

N/A

Integrated Graphics

N/A

EPYC(Zen 5 (Turin))

Generation

EPYC (Zen 4c (Siena))

Package

49.89 billions

Transistor Count

35.5 billions

4 nm

Manufacturing Process

5 nm

300 W

Power Consumption

175 W

-

Peak Operating Temperature

85 °C

TSMC

Foundry

TSMC

6x70.6 mm²

Die Size

4x73 mm²

6 nm

I/O Process Size

6 nm

mm²

I/O Die Size

397 mm²

CPU Performance

48

Performance Cores

-

96

Performance Core Threads

-

3.15 GHz

Performance Core Base Frequency

2 GHz

4.4 GHz

Performance Core Turbo Frequency

3.1 GHz

48

Total Core Count

64

96

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

31.5

Multiplier

20.0

80 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

192 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR5-6000

Memory Types

DDR5-4800

6 TB

Max Memory Size

-

12

Max Memory Channels

6

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9455

Official Website

-

5

PCIe Version

5

128

PCIe Lanes

96

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