Intel Xeon E3 1558L v5 vs Intel Xeon E5649

VS

Intel Xeon E3-1558L v5

Intel Xeon E5649

We compared two server CPUs: Intel Xeon E3 1558L v5 with 4 cores 1.9GHz and Intel Xeon E5649 with 6 cores 2.533GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1558L v5 's Advantages

Released 5 years and 3 months late

Higher specification of memory (2133 vs 3)

Newer PCIe version (3 vs 2)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (45W vs 80W)

Intel Xeon E5649 's Advantages

Higher base frequency (2.533GHz vs 1.9GHz)

Larger L3 cache size (12MB vs 8MB)

Score

Intel Xeon E3 1558L v5

VS

Intel Xeon E5649

General Parameters

May 2016

Release Date

Feb 2011

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-H

Core Architecture

Westmere-EP

Intel BGA 1440

Socket

Intel Socket 1366

Iris Pro Graphics P555

Integrated Graphics

N/A

Xeon E3 (Skylake-H)

Generation

Xeon (Westmere-EP)

Package

2.3 billions

Transistor Count

1.17 billions

14 nm

Manufacturing Process

32 nm

45 W

Power Consumption

80 W

Intel

Foundry

Intel

171 mm²

Die Size

239 mm²

CPU Performance

1.9 GHz

Performance Core Base Frequency

2.533 GHz

3.3 GHz

Performance Core Turbo Frequency

2.8 GHz

4

Total Core Count

6

8

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

19.0

Multiplier

19.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR3

2

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

16

PCIe Lanes

-

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