Xeon E7 2870 vs Intel Xeon Phi 7120P

VS

Intel Xeon E7-2870

Intel Xeon Phi 7120P

We compared two server CPUs: Xeon E7 2870 with 10 cores 2.4GHz and Intel Xeon Phi 7120P with 61 cores 1.238GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 2870 's Advantages

Higher specification of memory (1333 vs 4)

Higher base frequency (2.4GHz vs 1.238GHz)

Lower TDP (130W vs 300W)

Intel Xeon Phi 7120P 's Advantages

Released 2 years and 2 months late

More modern manufacturing process (22nm vs 32nm)

Score

Xeon E7 2870

VS

Intel Xeon Phi 7120P

General Parameters

Apr 2011

Release Date

Jun 2013

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Knights Corner

Intel Socket 1567

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon Phi (Knights Corner)

Package

2.6 billions

Transistor Count

5 billions

32 nm

Manufacturing Process

22 nm

130 W

Power Consumption

300 W

Intel

Foundry

Intel

513 mm²

Die Size

350 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.238 GHz

2.8 GHz

Performance Core Turbo Frequency

1.333 GHz

10

Total Core Count

61

20

Total Thread Count

244

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

12.0

64 KB per core

L1 Cache

32 K per core

256 KB per core

L2 Cache

512 K per core

30 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR3,DDR4

4

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

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