Intel Xeon E5 2643 v3 vs Intel Xeon W 3175X

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Intel Xeon E5-2643 v3

Intel Xeon W-3175X

We compared two server CPUs: Intel Xeon E5 2643 v3 with 6 cores 3.4GHz 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 E5 2643 v3 's Advantages

Higher base frequency (3.4GHz vs 3.1GHz)

Lower TDP (135W vs 255W)

Intel Xeon W 3175X 's Advantages

Released 4 years and 4 months late

Higher specification of memory (2666 vs 2133)

Larger L3 cache size (38.5MB vs 20MB)

More modern manufacturing process (14nm vs 22nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2643 v3

1188

Intel Xeon W 3175X +17%

1398

Geekbench 6 Multi Core

Intel Xeon E5 2643 v3 +14%

8391

Intel Xeon W 3175X

7335

Intel Xeon E5 2643 v3

VS

Intel Xeon W 3175X

General Parameters

Sep 2014

Release Date

Jan 2019

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Skylake-W

Intel Socket 2011-3

Socket

Intel Socket 3647

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon W (Skylake-W)

Package

2.6 billions

Transistor Count

8 billions

22 nm

Manufacturing Process

14 nm

135 W

Power Consumption

255 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

Intel

356 mm²

Die Size

688 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

3.1 GHz

3.7 GHz

Performance Core Turbo Frequency

4.3 GHz

6

Total Core Count

28

12

Total Thread Count

56

100 MHz

Bus Frequency

100 MHz

34.0

Multiplier

31.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

20 MB shared

L3 Cache

38.5 MB shared

No

Unlocked Multiplier

Yes

2

SMP

1

Memory Parameters

DDR4-2133

Memory Types

DDR4-2666

4

Max Memory Channels

6

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

40

PCIe Lanes

48

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