Intel Xeon D 1581 vs Intel Xeon Phi 7120D

VS

Intel Xeon D-1581

Intel Xeon Phi 7120D

We compared two server CPUs: Intel Xeon D 1581 with 16 cores 1.8GHz 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 D 1581 's Advantages

Released 1 years and 11 months late

Higher base frequency (1.8GHz vs 1.238GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (65W vs 270W)

Score

Intel Xeon D 1581

VS

Intel Xeon Phi 7120D

General Parameters

Feb 2016

Release Date

Mar 2014

Intel

Manufacturer

SFF

Server

Type

Server

Broadwell

Core Architecture

Knights Corner

Intel BGA 1667

Socket

SFF 230-Pin

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon Phi (Knights Corner)

Package

3.2 billions

Transistor Count

5 billions

14 nm

Manufacturing Process

22 nm

65 W

Power Consumption

270 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

246 mm²

Die Size

350 mm²

CPU Performance

1.8 GHz

Performance Core Base Frequency

1.238 GHz

2.4 GHz

Performance Core Turbo Frequency

1.333 GHz

16

Total Core Count

61

32

Total Thread Count

244

100 MHz

Bus Frequency

100 MHz

18.0

Multiplier

12.0

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

512 K per core

1.5 MB per core

L3 Cache

-

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR3,DDR4

2

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

24

PCIe Lanes

-

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