Intel Xeon D 1521 vs Intel Xeon Phi 31S1P

VS

Intel Xeon D-1521

Intel Xeon Phi 31S1P

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon Phi 31S1P with 57 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1521 's Advantages

Released 2 years and 5 months late

Higher base frequency (2.4GHz vs 1.1GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (45W vs 270W)

Score

Intel Xeon D 1521

VS

Intel Xeon Phi 31S1P

General Parameters

Nov 2015

Release Date

Jun 2013

Intel

Manufacturer

PCIe

Server

Type

Server

Broadwell

Core Architecture

Knights Corner

Intel BGA 1667

Socket

PCIe x16

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

45 W

Power Consumption

270 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

246 mm²

Die Size

350 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

1.1 GHz

2.7 GHz

Performance Core Turbo Frequency

0

4

Total Core Count

57

8

Total Thread Count

228

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

11.0

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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