Intel Xeon Phi 7290F vs Intel Xeon E3 1275

VS

We compared two server CPUs: Intel Xeon Phi 7290F with 72 cores 1.5GHz and Intel Xeon E3 1275 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 7290F 's Advantages

Released 5 years and 2 months late

Higher specification of memory (DDR4 vs DDR3)

More modern manufacturing process (14nm vs 32nm)

Intel Xeon E3 1275 's Advantages

Higher base frequency (3.4GHz vs 1.5GHz)

Lower TDP (95W vs 260W)

Score

Intel Xeon Phi 7290F

VS

Intel Xeon E3 1275

General Parameters

Jun 2016

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Knights Landing

Core Architecture

Sandy Bridge

Intel Socket 3647

Socket

Intel Socket 1155

N/A

Integrated Graphics

Intel HD P3000

Xeon Phi (Knights Landing)

Generation

Xeon E3 (Sandy Bridge)

Package

8 billions

Transistor Count

1.16 billions

14 nm

Manufacturing Process

32 nm

Intel Socket 3647

Socket

Intel Socket 1155

260 W

Power Consumption

95 W

Intel

Foundry

Intel

-

Die Size

216 mm²

FC-LGA3647

Package

FC-LGA10

CPU Performance

1.5 GHz

Performance Core Base Frequency

3.4 GHz

1.7 GHz

Performance Core Turbo Frequency

3.8 GHz

72

Total Core Count

4

288

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

15.0

Multiplier

34.0

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

-

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4

Memory Types

DDR3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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