Intel Xeon W 11955M vs AMD EPYC 9455P

VS

Intel Xeon W-11955M

AMD EPYC 9455P

We compared two server CPUs: Intel Xeon W 11955M with 8 cores 2.1GHz and AMD EPYC 9455P with 48 cores 3.15GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 11955M 's Advantages

Lower TDP (35W vs 300W)

AMD EPYC 9455P 's Advantages

Released 3 years and 5 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.15GHz vs 2.1GHz)

Larger L3 cache size (192MB vs 24MB)

More modern manufacturing process (4nm vs 10nm)

Score

Intel Xeon W 11955M

VS

AMD EPYC 9455P

General Parameters

May 2021

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Tiger Lake-H

Core Architecture

Turin

Intel BGA 1499

Socket

AMD Socket SP5

UHD Graphics 750

Integrated Graphics

N/A

Xeon (Tiger Lake-H)

Generation

EPYC (Zen 5 (Turin))

Package

-

Transistor Count

10 nm

Manufacturing Process

4 nm

35 W

Power Consumption

300 W

72 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

190 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

48

-

Performance Core Threads

96

2.1 GHz

Performance Core Base Frequency

3.15 GHz

5 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

48

16

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

31.5

80 K per core

L1 Cache

64 KB per core

1.25 MB per core

L2 Cache

1 MB per core

24 MB shared

L3 Cache

192 MB

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4-3200

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 9455P

4

PCIe Version

5

20

PCIe Lanes

128

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