AMD EPYC 7451 vs Xeon 6756E

VS

AMD EPYC 7451

Intel Xeon 6756E

We compared two server CPUs: AMD EPYC 7451 with 24 cores 2.3GHz and Xeon 6756E with 128 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7451 's Advantages

Higher base frequency (2.3GHz vs 1.8GHz)

Lower TDP (180W vs 225W)

Xeon 6756E 's Advantages

Released 7 years late

Higher specification of memory (6400 vs 2666)

Newer PCIe version (5 vs 3)

Larger L3 cache size (96MB vs 64MB)

More modern manufacturing process (5nm vs 14nm)

Score

AMD EPYC 7451

VS

Xeon 6756E

General Parameters

Jun 2017

Release Date

Jun 2024

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Sierra Forest

AMD Socket SP3

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon 6(Sierra Forest-SP)

Package

4.8 billions

Transistor Count

-

14 nm

Manufacturing Process

5 nm

180 W

Power Consumption

225 W

81 °C

Peak Operating Temperature

96°C

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

-

I/O Process Size

10 nm

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.8 GHz

3.2 GHz

Performance Core Turbo Frequency

2.6 GHz

24

Total Core Count

128

48

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

18.0

96 K per core

L1 Cache

96 KB per core

512 K per core

L2 Cache

4 MB per module

64 MB shared

L3 Cache

96 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-2666

Memory Types

DDR5-6400

-

Max Memory Size

1 TB

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

88

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