Intel Xeon D 1521 vs Intel Xeon W 3175X

VS

Intel Xeon D-1521

Intel Xeon W-3175X

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon W 3175X with 28 cores 3.1GHz . 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

Lower TDP (45W vs 255W)

Intel Xeon W 3175X 's Advantages

Released 3 years and 2 months late

Higher specification of memory (2666 vs 4)

Higher base frequency (3.1GHz vs 2.4GHz)

Larger L3 cache size (38.5MB vs 1.5MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1521

896

Intel Xeon W 3175X +56%

1398

Geekbench 6 Multi Core

Intel Xeon D 1521

3261

Intel Xeon W 3175X +124%

7335

Intel Xeon D 1521

VS

Intel Xeon W 3175X

General Parameters

Nov 2015

Release Date

Jan 2019

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell

Core Architecture

Skylake-W

Intel BGA 1667

Socket

Intel Socket 3647

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon W (Skylake-W)

Package

3.2 billions

Transistor Count

8 billions

14 nm

Manufacturing Process

14 nm

45 W

Power Consumption

255 W

80 °C

Peak Operating Temperature

70 °C

Intel

Foundry

Intel

246 mm²

Die Size

688 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.1 GHz

2.7 GHz

Performance Core Turbo Frequency

4.3 GHz

4

Total Core Count

28

8

Total Thread Count

56

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

31.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

1.5 MB per core

L3 Cache

38.5 MB shared

No

Unlocked Multiplier

Yes

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR4-2666

2

Max Memory Channels

6

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

24

PCIe Lanes

48

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