Intel Xeon E5 1691 v3 vs Intel Xeon Phi 7120D

VS

Intel Xeon E5-1691 v3

Intel Xeon Phi 7120D

We compared two server CPUs: Intel Xeon E5 1691 v3 with 14 cores 2.5GHz and Intel Xeon Phi 7120D 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 1691 v3 's Advantages

Released 6 months late

Higher specification of memory (2133 vs 4)

Higher base frequency (2.5GHz vs 1.238GHz)

Lower TDP (135W vs 270W)

Score

Intel Xeon E5 1691 v3

VS

Intel Xeon Phi 7120D

General Parameters

Sep 2014

Release Date

Mar 2014

Intel

Manufacturer

SFF

Server

Type

Server

Haswell-EP

Core Architecture

Knights Corner

Intel Socket 2011-3

Socket

SFF 230-Pin

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

135 W

Power Consumption

270 W

Intel

Foundry

Intel

356 mm²

Die Size

350 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

1.238 GHz

3.4 GHz

Performance Core Turbo Frequency

1.333 GHz

14

Total Core Count

61

28

Total Thread Count

244

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

12.0

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

512 K per core

35 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

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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