AMD EPYC 7443 vs AMD EPYC 9455P

VS

AMD EPYC 7443

AMD EPYC 9455P

We compared two server CPUs: AMD EPYC 7443 with 24 cores 2.85GHz and AMD EPYC 9455P with 48 cores 3.15GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7443 's Advantages

Lower TDP (200W vs 300W)

AMD EPYC 9455P 's Advantages

Released 3 years and 7 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.15GHz vs 2.85GHz)

Larger L3 cache size (192MB vs 128MB)

More modern manufacturing process (4nm vs 7nm)

Score

AMD EPYC 7443

VS

AMD EPYC 9455P

General Parameters

Mar 2021

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Turin

AMD Socket SP3

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

EPYC (Zen 5 (Turin))

Package

16.6 billions

Transistor Count

7 nm

Manufacturing Process

4 nm

200 W

Power Consumption

300 W

TSMC

Foundry

TSMC

4x81 mm²

Die Size

mm²

12 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

mm²

CPU Performance

-

Performance Cores

48

-

Performance Core Threads

96

2.85 GHz

Performance Core Base Frequency

3.15 GHz

4 GHz

Performance Core Turbo Frequency

4.4 GHz

24

Total Core Count

48

Total Thread Count

96

100 MHz

Bus Frequency

100 MHz

28.5

Multiplier

31.5

64 KB per core

L1 Cache

64 KB per core

512 KB per core

L2 Cache

1 MB per core

128 MB shared

L3 Cache

192 MB

No

Unlocked Multiplier

No

6

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

8

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9455P

4

PCIe Version

5

128

PCIe Lanes

128

Related CPU Comparisons

1

AMD EPYC 7443 vs Intel Xeon Gold 6326

2

AMD EPYC 7443 vs Xeon E7 2850

3

AMD EPYC 7443 vs Xeon E7 4807

4

AMD EPYC 7443 vs Intel Xeon E5 2665

5

AMD EPYC 7443 vs AMD EPYC 9555P

6

AMD EPYC 7443 vs AMD EPYC 9375F

7

AMD EPYC 7443 vs Xeon D 2733NT

8

AMD EPYC 7443 vs AMD EPYC 9554P

9

AMD EPYC 7443 vs Intel Xeon Phi 7230F

10

AMD EPYC 7443 vs Intel Xeon Gold 5515

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU