Xeon E7 8850 vs Intel Xeon E5 2643 v3

VS

Intel Xeon E7-8850

Intel Xeon E5-2643 v3

We compared two server CPUs: Xeon E7 8850 with 10 cores 2GHz and Intel Xeon E5 2643 v3 with 6 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 8850 's Advantages

Larger L3 cache size (24MB vs 20MB)

Lower TDP (130W vs 135W)

Intel Xeon E5 2643 v3 's Advantages

Released 3 years and 5 months late

Higher specification of memory (2133 vs 1333)

Higher base frequency (3.4GHz vs 2GHz)

More modern manufacturing process (22nm vs 32nm)

Score

Xeon E7 8850

VS

Intel Xeon E5 2643 v3

General Parameters

Apr 2011

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Haswell-EP

Intel Socket 1567

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon E5 (Haswell-EP)

Package

2.6 billions

Transistor Count

2.6 billions

32 nm

Manufacturing Process

22 nm

130 W

Power Consumption

135 W

Intel

Foundry

Intel

513 mm²

Die Size

356 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

3.4 GHz

2.4 GHz

Performance Core Turbo Frequency

3.7 GHz

10

Total Core Count

6

20

Total Thread Count

12

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

34.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

24 MB shared

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

8

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR4-2133

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

40

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