Xeon L5639 vs Intel Atom x7405C

VS

Intel Xeon L5639

Intel Atom x7405C

We compared two server CPUs: Xeon L5639 with 6 cores 2.133GHz and Intel Atom x7405C with 4 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5639 's Advantages

Higher base frequency (2.133GHz vs 1.7GHz)

Larger L3 cache size (12MB vs 6MB)

Intel Atom x7405C 's Advantages

Released 13 years and 2 months late

Higher specification of memory (4800 vs 1333)

Newer PCIe version (3 vs 2)

More modern manufacturing process (10nm vs 32nm)

Lower TDP (12W vs 60W)

Score

Xeon L5639

VS

Intel Atom x7405C

General Parameters

Feb 2011

Release Date

Apr 2024

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Amston Lake

Intel Socket 1366

Socket

Intel BGA 1264

N/A

Integrated Graphics

N/A

Xeon(Westmere-EP)

Generation

Atom (Gracemont)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

60 W

Power Consumption

12 W

Intel

Foundry

Intel

239 mm²

Die Size

-

CPU Performance

2.133 GHz

Performance Core Base Frequency

1.7 GHz

2.667 GHz

Performance Core Turbo Frequency

3.4 GHz

6

Total Core Count

4

12

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

16.0

Multiplier

17.0

64 KB per core

L1 Cache

96 KB per core

256 KB per core

L2 Cache

2 MB shared

12 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR4-3200, DDR5-4800

-

Max Memory Size

32 GB

3

Max Memory Channels

1

-

Max Memory Bandwidth

38.4 GB/s

Yes

ECC Memory Support

No

Miscellaneous

-

Official Website

Intel Atom x7405C

2

PCIe Version

3

-

PCIe Lanes

9

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