Intel Xeon Phi 7120D vs Intel Xeon E5 2643 v2

VS

Intel Xeon Phi 7120D

Intel Xeon E5-2643 v2

We compared two server CPUs: Intel Xeon Phi 7120D with 61 cores 1.238GHz and Intel Xeon E5 2643 v2 with 6 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 7120D 's Advantages

Released 6 months late

Higher specification of memory (4 vs 3)

Intel Xeon E5 2643 v2 's Advantages

Higher base frequency (3.5GHz vs 1.238GHz)

Lower TDP (130W vs 270W)

Score

Intel Xeon Phi 7120D

VS

Intel Xeon E5 2643 v2

General Parameters

Mar 2014

Release Date

Sep 2013

SFF

Manufacturer

Intel

Server

Type

Server

Knights Corner

Core Architecture

Ivy Bridge-EP

SFF 230-Pin

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Xeon E5 (Ivy Bridge-EP)

Package

5 billions

Transistor Count

1.4 billions

22 nm

Manufacturing Process

22 nm

270 W

Power Consumption

130 W

Intel

Foundry

Intel

350 mm²

Die Size

160 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

3.5 GHz

1.333 GHz

Performance Core Turbo Frequency

0

61

Total Core Count

6

244

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

12.0

Multiplier

35.0

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

256 K per core

-

L3 Cache

15 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

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