AMD EPYC 7251 vs Xeon w7 3445

VS

AMD EPYC 7251

Intel Xeon w7-3445

We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Xeon w7 3445 with 20 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7251 's Advantages

Lower TDP (120W vs 270W)

Xeon w7 3445 's Advantages

Released 5 years and 8 months late

Higher specification of memory (4800 vs 2400)

Newer PCIe version (5 vs 3)

Higher base frequency (2.5GHz vs 2.1GHz)

Larger L3 cache size (52.5MB vs 32MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7251

781

Xeon w7 3445 +133%

1821

Geekbench 6 Multi Core

AMD EPYC 7251

3651

Xeon w7 3445 +263%

13287

AMD EPYC 7251

VS

Xeon w7 3445

General Parameters

Jun 2017

Release Date

Feb 2023

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Sapphire Rapids

AMD Socket SP3

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon W (Sapphire Rapids)

Package

4.8 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

120 W

Power Consumption

270 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

4x477 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.5 GHz

2.9 GHz

Performance Core Turbo Frequency

4.8 GHz

8

Total Core Count

20

16

Total Thread Count

40

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

25.0

96 K per core

L1 Cache

80 KB per core

512 K per core

L2 Cache

2 MB per core

32 MB shared

L3 Cache

52.5 MB

Yes

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR4-2400

Memory Types

DDR5-4800

-

Max Memory Size

4 TB

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

112

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