Intel Xeon E5 2649 v3 vs Intel Xeon Phi 7120X

VS

Intel Xeon E5-2649 v3

Intel Xeon Phi 7120X

We compared two server CPUs: Intel Xeon E5 2649 v3 with 10 cores 2.3GHz and Intel Xeon Phi 7120X with 61 cores 1.238GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2649 v3 's Advantages

Released 1 years and 3 months late

Higher specification of memory (2133 vs 4)

Higher base frequency (2.3GHz vs 1.238GHz)

Lower TDP (105W vs 300W)

Score

Intel Xeon E5 2649 v3

VS

Intel Xeon Phi 7120X

General Parameters

Sep 2014

Release Date

Jun 2013

Intel

Manufacturer

PCIe

Server

Type

Server

Haswell-EP

Core Architecture

Knights Corner

Intel Socket 2011-3

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon Phi (Knights Corner)

Package

2.6 billions

Transistor Count

5 billions

22 nm

Manufacturing Process

22 nm

105 W

Power Consumption

300 W

Intel

Foundry

Intel

356 mm²

Die Size

350 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.238 GHz

3 GHz

Performance Core Turbo Frequency

1.333 GHz

10

Total Core Count

61

20

Total Thread Count

244

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

12.0

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

512 K per core

25 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR3,DDR4

4

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

40

PCIe Lanes

-

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