AMD EPYC 7443P vs Xeon E 2456

VS

AMD EPYC 7443P

Intel Xeon E-2456

We compared two server CPUs: AMD EPYC 7443P with 24 cores 2.85GHz and Xeon E 2456 with 6 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7443P 's Advantages

Larger L3 cache size (128MB vs 18MB)

More modern manufacturing process (7nm vs 10nm)

Xeon E 2456 's Advantages

Released 2 years and 9 months late

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.3GHz vs 2.85GHz)

Lower TDP (80W vs 200W)

Score

AMD EPYC 7443P

VS

Xeon E 2456

General Parameters

Mar 2021

Release Date

Dec 2023

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Raptor Lake-S

AMD Socket SP3

Socket

Intel Socket 1700

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon E (Raptor Lake)

Package

16.6 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

200 W

Power Consumption

80 W

TSMC

Foundry

Intel

4x81 mm²

Die Size

163 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.85 GHz

Performance Core Base Frequency

3.3 GHz

4 GHz

Performance Core Turbo Frequency

5.1 GHz

24

Total Core Count

6

48

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

28.5

Multiplier

33.0

64 KB per core

L1 Cache

80 KB per core

512 KB per core

L2 Cache

1.25 MB per core

128 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

-

1

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

128

PCIe Lanes

16

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