AMD EPYC 7451 vs Xeon E 2478

VS

AMD EPYC 7451

Intel Xeon E-2478

We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and Xeon E 2478 with 8 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7451 's Advantages

Larger L3 cache size (64MB vs 24MB)

Xeon E 2478 's Advantages

Released 6 years and 6 months late

Higher specification of memory (4800 vs 2666)

Newer PCIe version (5 vs 3)

Higher base frequency (2.8GHz vs 2.3GHz)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (80W vs 180W)

Score

AMD EPYC 7451

VS

Xeon E 2478

General Parameters

Jun 2017

Release Date

Dec 2023

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Raptor Lake-S

AMD Socket SP3

Socket

Intel Socket 1700

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon E (Raptor Lake)

Package

4.8 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

180 W

Power Consumption

80 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

257 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

2.8 GHz

3.2 GHz

Performance Core Turbo Frequency

5.2 GHz

24

Total Core Count

8

48

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

28.0

96 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

2 MB per core

64 MB shared

L3 Cache

24 MB shared

Yes

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR5-4800

8

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

16

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