Intel Xeon W 3175X vs Intel Xeon D 1521

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We compared two server CPUs: Intel Xeon W 3175X with 28 cores 3.1GHz and Intel Xeon D 1521 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 3175X 's Advantages

Released 3 years and 2 months late

Higher specification of memory (DDR4-2666 vs DDR3)

Higher base frequency (3.1GHz vs 2.4GHz)

Larger L3 cache size (38.5MB vs 1.5MB)

Intel Xeon D 1521 's Advantages

Lower TDP (45W vs 255W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon W 3175X +56%

1398

Intel Xeon D 1521

896

Geekbench 6 Multi Core

Intel Xeon W 3175X +124%

7335

Intel Xeon D 1521

3261

Intel Xeon W 3175X

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Intel Xeon D 1521

General Parameters

Jan 2019

Release Date

Nov 2015

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-W

Core Architecture

Broadwell

Intel Socket 3647

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

Xeon D (Broadwell-DE)

Package

8 billions

Transistor Count

3.2 billions

14 nm

Manufacturing Process

14 nm

Intel Socket 3647

Socket

Intel BGA 1667

255 W

Power Consumption

45 W

70 °C

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

688 mm²

Die Size

246 mm²

FC-LGA3647

Package

FC-BGA14C

CPU Performance

3.1 GHz

Performance Core Base Frequency

2.4 GHz

4.3 GHz

Performance Core Turbo Frequency

2.7 GHz

28

Total Core Count

4

56

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

31.0

Multiplier

24.0

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

38.5 MB shared

L3 Cache

1.5 MB per core

Yes

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR3,

6

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

48

PCIe Lanes

24

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