Atom S1240 vs AMD EPYC 7643P

VS

Intel Atom S1240

AMD EPYC 7643P

We compared two server CPUs: Atom S1240 with 2 cores 1.6GHz and AMD EPYC 7643P with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Atom S1240 's Advantages

Lower TDP (6W vs 225W)

AMD EPYC 7643P 's Advantages

Released 10 years and 9 months late

Higher specification of memory (3200 vs 3)

Higher base frequency (2.3GHz vs 1.6GHz)

More modern manufacturing process (7nm vs 32nm)

Score

Atom S1240

VS

AMD EPYC 7643P

General Parameters

Dec 2012

Release Date

Sep 2023

Intel

Manufacturer

AMD

Server

Type

Server

Centerton

Core Architecture

Milan

Intel BGA 1283

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Atom (Centerton)

Generation

EPYC (Zen 3 (Milan))

Package

-

Transistor Count

33.2 billions

32 nm

Manufacturing Process

7 nm

6 W

Power Consumption

225 W

Intel

Foundry

TSMC

-

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

2.3 GHz

0

Performance Core Turbo Frequency

3.6 GHz

2

Total Core Count

48

4

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

16.0

Multiplier

23.0

56 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

512 KB per core

-

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

8

1

SMP

1

Memory Parameters

DDR3

Memory Types

DDR4-3200

Max Memory Channels

8

No

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

4

-

PCIe Lanes

128

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