AMD EPYC 9455 vs Intel Xeon Platinum 8558P

VS

AMD EPYC 9455

Intel Xeon Platinum 8558P

We compared two server CPUs: AMD EPYC 9455 with 48 cores 3.15GHz and Intel Xeon Platinum 8558P with 48 cores 2.7GHz . 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 10 months late

Higher specification of memory (6000 vs 4800)

Higher base frequency (3.15GHz vs 2.7GHz)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (300W vs 350W)

Intel Xeon Platinum 8558P 's Advantages

Larger L3 cache size (260MB vs 192MB)

Score

AMD EPYC 9455

VS

Intel Xeon Platinum 8558P

General Parameters

Oct 2024

Release Date

Dec 2023

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Emerald Rapids

AMD Socket SP5

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC(Zen 5 (Turin))

Generation

Xeon Platinum (Emerald Rapids-SP)

Package

49.89 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

300 W

Power Consumption

350 W

-

Peak Operating Temperature

98 °C

TSMC

Foundry

Intel

6x70.6 mm²

Die Size

4x477 mm²

6 nm

I/O Process Size

-

mm²

I/O Die Size

-

CPU Performance

48

Performance Cores

-

96

Performance Core Threads

-

3.15 GHz

Performance Core Base Frequency

2.7 GHz

4.4 GHz

Performance Core Turbo Frequency

4.0 GHz

48

Total Core Count

48

96

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

31.5

Multiplier

27

80 KB per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB per core

192 MB shared

L3 Cache

260 MB

No

Unlocked Multiplier

No

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR5-6000

Memory Types

DDR5-4800

6 TB

Max Memory Size

4 TB

12

Max Memory Channels

8

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9455

Official Website

-

5

PCIe Version

5

128

PCIe Lanes

80

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