AMD EPYC 7643P vs Intel Xeon Platinum 8471N

VS

AMD EPYC 7643P

Intel Xeon Platinum 8471N

We compared two server CPUs: AMD EPYC 7643P with 48 cores 2.3GHz and Intel Xeon Platinum 8471N with 52 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643P 's Advantages

Released 8 months late

Higher base frequency (2.3GHz vs 1.8GHz)

Larger L3 cache size (256MB vs 97.5MB)

More modern manufacturing process (7nm vs 10nm)

Lower TDP (225W vs 300W)

Intel Xeon Platinum 8471N 's Advantages

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5 vs 4)

Score

AMD EPYC 7643P

VS

Intel Xeon Platinum 8471N

General Parameters

Sep 2023

Release Date

Jan 2023

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Sapphire Rapids

AMD Socket SP3

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon Platinum (Sapphire Rapids-SP)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

225 W

Power Consumption

300 W

-

Peak Operating Temperature

76 °C

TSMC

Foundry

Intel

8x81 mm²

Die Size

4x477 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.8 GHz

3.6 GHz

Performance Core Turbo Frequency

3.6 GHz

48

Total Core Count

52

96

Total Thread Count

104

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

18.0

64 KB per core

L1 Cache

80 K per core

512 KB per core

L2 Cache

2 MB per core

256 MB shared

L3 Cache

97.5 MB

No

Unlocked Multiplier

No

8

Cores per CCD

-

1

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-3200

Memory Types

DDR5-4800

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

5

128

PCIe Lanes

80

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