Xeon X3440 vs AMD EPYC 7251

VS

Intel Xeon X3440

AMD EPYC 7251

We compared two server CPUs: Xeon X3440 with 4 cores 2.533GHz and AMD EPYC 7251 with 8 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon X3440 's Advantages

Higher base frequency (2.533GHz vs 2.1GHz)

Lower TDP (95W vs 120W)

AMD EPYC 7251 's Advantages

Released 7 years and 9 months late

Higher specification of memory (2400 vs 1333)

Newer PCIe version (3 vs 2)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 45nm)

Score

Xeon X3440

VS

AMD EPYC 7251

General Parameters

Sep 2009

Release Date

Jun 2017

Intel

Manufacturer

AMD

Server

Type

Server

Lynnfield

Core Architecture

Naples

Intel Socket 1156

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon(Lynnfield)

Generation

EPYC (Zen (Naples))

Package

0.774 billions

Transistor Count

4.8 billions

45 nm

Manufacturing Process

14 nm

95 W

Power Consumption

120 W

-

Peak Operating Temperature

81 °C

Intel

Foundry

GlobalFoundries

296 mm²

Die Size

213 mm²

CPU Performance

2.533 GHz

Performance Core Base Frequency

2.1 GHz

2.933 GHz

Performance Core Turbo Frequency

2.9 GHz

4

Total Core Count

8

Total Thread Count

16

133 MHz

Bus Frequency

100 MHz

19.0

Multiplier

21.0

64 KB per core

L1 Cache

96 K per core

256 KB per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR4-2400

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

16

PCIe Lanes

-

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