Intel Xeon L5640 vs Intel Xeon E3 1585 v5

VS

Intel Xeon L5640

Intel Xeon E3-1585 v5

We compared two server CPUs: Intel Xeon L5640 with 6 cores 2.266GHz and Intel Xeon E3 1585 v5 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon L5640 's Advantages

Larger L3 cache size (12MB vs 8MB)

Lower TDP (60W vs 65W)

Intel Xeon E3 1585 v5 's Advantages

Released 6 years and 2 months late

Higher specification of memory (2133 vs 3)

Newer PCIe version (3 vs 2)

Higher base frequency (3.5GHz vs 2.266GHz)

More modern manufacturing process (14nm vs 32nm)

Score

Intel Xeon L5640

VS

Intel Xeon E3 1585 v5

General Parameters

Mar 2010

Release Date

May 2016

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Skylake-H

Intel Socket 1366

Socket

Intel BGA 1440

N/A

Integrated Graphics

Iris Pro Graphics P580

Xeon (Westmere-EP)

Generation

Xeon E3 (Skylake-H)

Package

1.17 billions

Transistor Count

2.3 billions

32 nm

Manufacturing Process

14 nm

60 W

Power Consumption

65 W

Intel

Foundry

Intel

239 mm²

Die Size

171 mm²

CPU Performance

2.266 GHz

Performance Core Base Frequency

3.5 GHz

2.8 GHz

Performance Core Turbo Frequency

3.9 GHz

6

Total Core Count

4

12

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

17.0

Multiplier

35.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4-2133

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

16

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