AMD EPYC 7543P vs AMD EPYC 9115

VS

AMD EPYC 7543P

AMD EPYC 9115

We compared two server CPUs: AMD EPYC 7543P with 32 cores 2.8GHz and AMD EPYC 9115 with 16 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7543P 's Advantages

Higher base frequency (2.8GHz vs 2.6GHz)

Larger L3 cache size (256MB vs 64MB)

AMD EPYC 9115 's Advantages

Released 3 years and 7 months late

Higher specification of memory (6000 vs 3200)

Newer PCIe version (5 vs 4)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (125W vs 225W)

Score

AMD EPYC 7543P

VS

AMD EPYC 9115

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

33.2 billions

Transistor Count

16.63 billions

7 nm

Manufacturing Process

4 nm

225 W

Power Consumption

125 W

TSMC

Foundry

TSMC

8x81 mm²

Die Size

2x70.6 mm²

12 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

mm²

CPU Performance

-

Performance Cores

16

-

Performance Core Threads

32

2.8 GHz

Performance Core Base Frequency

2.6 GHz

3.7 GHz

Performance Core Turbo Frequency

4.1 GHz

32

Total Core Count

16

64

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

26.0

64 KB per core

L1 Cache

80 KB per core

512 KB per core

L2 Cache

1 MB per core

256 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

No

4

Cores per CCD

-

1

SMP

2

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 9115

4

PCIe Version

5

128

PCIe Lanes

128

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