Intel Xeon E3 1278L v4 vs Intel Xeon E5 2643

VS

Intel Xeon E3-1278L v4

Intel Xeon E5-2643

We compared two server CPUs: Intel Xeon E3 1278L v4 with 4 cores 2GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1278L v4 's Advantages

Released 3 years and 3 months late

Higher specification of memory (1600 vs 3)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (47W vs 130W)

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 2GHz)

Larger L3 cache size (10MB vs 6MB)

Score

Intel Xeon E3 1278L v4

VS

Intel Xeon E5 2643

General Parameters

Jun 2015

Release Date

Mar 2012

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell-DT

Core Architecture

Sandy Bridge-EP

Intel BGA 1364

Socket

Intel Socket 2011

Intel Iris Pro P6300

Integrated Graphics

N/A

Xeon E3 (Broadwell-DT)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

-

Transistor Count

1.27 billions

14 nm

Manufacturing Process

32 nm

47 W

Power Consumption

130 W

Intel

Foundry

Intel

182 mm²

Die Size

294 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

3.3 GHz

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

33.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

6 MB shared

L3 Cache

10 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1600

Memory Types

DDR3

2

Max Memory Channels

4

25.6 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

Intel Xeon E3 1278L v4

Official Website

-

3

PCIe Version

3

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