AMD EPYC 7663 vs Intel Atom x7405C

VS

AMD EPYC 7663 Intel Atom x7405C

We compared two server CPUs: AMD EPYC 7663 with 56 cores 2GHz 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

AMD EPYC 7663 's Advantages

Newer PCIe version (4 vs 3)

Higher base frequency (2GHz vs 1.7GHz)

Larger L3 cache size (256MB vs 6MB)

Intel Atom x7405C 's Advantages

Released 3 years and 1 months late

Higher specification of memory (DDR5-4800 vs DDR4-3200)

Lower TDP (12W vs 240W)

Score

AMD EPYC 7663

VS

Intel Atom x7405C

General Parameters

Mar 2021

Release Date

Apr 2024

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Amston Lake

AMD Socket SP3

Socket

Intel BGA 1264

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Atom (Gracemont)

Package

33.2 billions

Transistor Count

-

7 nm

Manufacturing Process

10 nm

AMD Socket SP3

Socket

Intel BGA 1264

240 W

Power Consumption

12 W

TSMC

Foundry

Intel

8x81 mm²

Die Size

-

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

FCLGA-4094

Package

FC-BGA16F

CPU Performance

2 GHz

Performance Core Base Frequency

1.7 GHz

3.5 GHz

Performance Core Turbo Frequency

3.4 GHz

56

Total Core Count

4

112

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

17.0

64 KB per core

L1 Cache

96 KB per core

512 KB per core

L2 Cache

2 MB shared

256 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

7

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200, DDR5-4800

-

Max Memory Size

32 GB

8

Max Memory Channels

1

-

Max Memory Bandwidth

38.4 GB/s

Yes

ECC Memory Support

No

Miscellaneous

-

Official Website

Intel Atom x7405C

4

PCIe Version

3

128

PCIe Lanes

9

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