AMD EPYC 7443 vs AMD EPYC 7663P

VS

AMD EPYC 7443

AMD EPYC 7663P

We compared two server CPUs: AMD EPYC 7443 with 24 cores 2.85GHz 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

AMD EPYC 7443 's Advantages

Higher base frequency (2.85GHz vs 2GHz)

Lower TDP (200W vs 240W)

AMD EPYC 7663P 's Advantages

Released 2 years and 6 months late

Larger L3 cache size (256MB vs 128MB)

Score

AMD EPYC 7443

VS

AMD EPYC 7663P

General Parameters

Mar 2021

Release Date

Sep 2023

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Milan

AMD Socket SP3

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC (Zen 3 (Milan))

Package

16.6 billions

Transistor Count

33.2 billions

7 nm

Manufacturing Process

7 nm

200 W

Power Consumption

240 W

TSMC

Foundry

TSMC

4x81 mm²

Die Size

8x81 mm²

12 nm

I/O Process Size

12 nm

416 mm²

I/O Die Size

416 mm²

CPU Performance

2.85 GHz

Performance Core Base Frequency

2 GHz

4 GHz

Performance Core Turbo Frequency

3.5 GHz

24

Total Core Count

56

48

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

28.5

Multiplier

20.0

64 KB per core

L1 Cache

64 KB per core

512 KB per core

L2 Cache

512 KB per core

128 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

6

Cores per CCD

8

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR4-3200

8

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

4

128

PCIe Lanes

128

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