Intel Atom x7405C vs AMD EPYC 7663P

VS

Intel Atom x7405C

AMD EPYC 7663P

We compared two server CPUs: Intel Atom x7405C with 4 cores 1.7GHz and AMD EPYC 7663P with 56 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Atom x7405C 's Advantages

Released 7 months late

Higher specification of memory (4800 vs 3200)

Lower TDP (12W vs 240W)

AMD EPYC 7663P 's Advantages

Newer PCIe version (4 vs 3)

Higher base frequency (2GHz vs 1.7GHz)

Larger L3 cache size (256MB vs 6MB)

More modern manufacturing process (7nm vs 10nm)

Score

Intel Atom x7405C

VS

AMD EPYC 7663P

General Parameters

Apr 2024

Release Date

Sep 2023

Intel

Manufacturer

AMD

Server

Type

Server

Amston Lake

Core Architecture

Milan

Intel BGA 1264

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Atom (Gracemont)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

10 nm

Manufacturing Process

7 nm

12 W

Power Consumption

240 W

Intel

Foundry

TSMC

-

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

1.7 GHz

Performance Core Base Frequency

2 GHz

3.4 GHz

Performance Core Turbo Frequency

3.5 GHz

4

Total Core Count

56

4

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

17.0

Multiplier

20.0

96 KB per core

L1 Cache

64 KB per core

2 MB shared

L2 Cache

512 KB per core

6 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

1

SMP

1

Memory Parameters

DDR4-3200, DDR5-4800

Memory Types

DDR4-3200

32 GB

Max Memory Size

-

1

Max Memory Channels

8

38.4 GB/s

Max Memory Bandwidth

-

No

ECC Memory Support

Yes

Miscellaneous

Intel Atom x7405C

Official Website

-

3

PCIe Version

4

9

PCIe Lanes

128

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