Intel Xeon Phi 7290F vs AMD EPYC 7281

VS

Intel Xeon Phi 7290F

AMD EPYC 7281

We compared two server CPUs: Intel Xeon Phi 7290F with 72 cores 1.5GHz and AMD EPYC 7281 with 16 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7281 's Advantages

Released 1 years late

Higher specification of memory (2666 vs 4)

Higher base frequency (2.1GHz vs 1.5GHz)

Lower TDP (170W vs 260W)

Score

Intel Xeon Phi 7290F

VS

AMD EPYC 7281

General Parameters

Jun 2016

Release Date

Jun 2017

Intel

Manufacturer

AMD

Server

Type

Server

Knights Landing

Core Architecture

Naples

Intel Socket 3647

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Landing)

Generation

EPYC (Zen (Naples))

Package

8 billions

Transistor Count

4.8 billions

14 nm

Manufacturing Process

14 nm

260 W

Power Consumption

170 W

-

Peak Operating Temperature

85 °C

Intel

Foundry

GlobalFoundries

-

Die Size

213 mm²

CPU Performance

1.5 GHz

Performance Core Base Frequency

2.1 GHz

1.7 GHz

Performance Core Turbo Frequency

2.7 GHz

72

Total Core Count

16

288

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

15.0

Multiplier

21.0

32 K per core

L1 Cache

96 K per core

512 K per core

L2 Cache

512 K per core

-

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

2

Memory Parameters

DDR4

Memory Types

DDR4-2666

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

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