Intel Atom x7809C vs Intel Xeon D 1521

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Intel Atom x7809C

Intel Xeon D-1521

We compared two server CPUs: Intel Atom x7809C with 8 cores 2GHz and Intel Xeon D 1521 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Atom x7809C 's Advantages

Released 8 years and 5 months late

Higher specification of memory (4800 vs 4)

Larger L3 cache size (6MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (25W vs 45W)

Intel Xeon D 1521 's Advantages

Higher base frequency (2.4GHz vs 2GHz)

Score

Intel Atom x7809C

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Intel Xeon D 1521

General Parameters

Apr 2024

Release Date

Nov 2015

Intel

Manufacturer

Intel

Server

Type

Server

Amston Lake

Core Architecture

Broadwell

Intel BGA 1264

Socket

Intel BGA 1667

N/A

Integrated Graphics

N/A

Atom (Gracemont)

Generation

Xeon D (Broadwell-DE)

Package

-

Transistor Count

3.2 billions

10 nm

Manufacturing Process

14 nm

25 W

Power Consumption

45 W

-

Peak Operating Temperature

80 °C

Intel

Foundry

Intel

-

Die Size

246 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

2.4 GHz

3.6 GHz

Performance Core Turbo Frequency

2.7 GHz

8

Total Core Count

4

8

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

24.0

96 KB per core

L1 Cache

64 K per core

2 MB per module

L2 Cache

256 K per core

6 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR4-3200, DDR5-4800

Memory Types

DDR3,DDR4

32 GB

Max Memory Size

-

1

Max Memory Channels

2

38.4 GB/s

Max Memory Bandwidth

-

No

ECC Memory Support

Yes

Miscellaneous

Intel Atom x7809C

Official Website

-

3

PCIe Version

3

9

PCIe Lanes

24

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