AMD Threadripper PRO 7975WX vs AMD EPYC 9645

VS

AMD Threadripper PRO 7975WX

AMD EPYC 9645

We compared two server CPUs: AMD Threadripper PRO 7975WX with 32 cores 4GHz and AMD EPYC 9645 with 96 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Threadripper PRO 7975WX 's Advantages

Higher base frequency (4GHz vs 2.3GHz)

AMD EPYC 9645 's Advantages

Released 1 years late

Higher specification of memory (6000 vs 5200)

Larger memory bandwidth (576GB/s vs 332.8GB/s)

Larger L3 cache size (256MB vs 128MB)

More modern manufacturing process (3nm vs 5nm)

Lower TDP (320W vs 350W)

Score

AMD Threadripper PRO 7975WX

VS

AMD EPYC 9645

General Parameters

Oct 2023

Release Date

Oct 2024

AMD

Manufacturer

AMD

Server

Type

Server

Storm Peak

Core Architecture

Turin

AMD Socket sTR5

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Ryzen Threadripper (Zen 4 (Storm Peak))

Generation

EPYC(Zen 5c (Turin))

Package

26.28 billions

Transistor Count

5 nm

Manufacturing Process

3 nm

350 W

Power Consumption

320 W

TSMC

Foundry

TSMC

4x71 mm²

Die Size

mm²

6 nm

I/O Process Size

6 nm

388 mm²

I/O Die Size

mm²

CPU Performance

-

Performance Cores

96

-

Performance Core Threads

192

4 GHz

Performance Core Base Frequency

2.3 GHz

5.3 GHz

Performance Core Turbo Frequency

3.7 GHz

32

Total Core Count

96

64

Total Thread Count

192

100 MHz

Bus Frequency

100 MHz

40.0

Multiplier

23.0

64 KB per core

L1 Cache

80 KB per core

32 MB

L2 Cache

1 MB per core

128 MB

L3 Cache

256 MB shared

Yes

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-5200

Memory Types

DDR5-6000

2 TB

Max Memory Size

6 TB

8

Max Memory Channels

12

332.8 GB/s

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Threadripper PRO 7975WX

Official Website

AMD EPYC 9645

5

PCIe Version

5

128

PCIe Lanes

128

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