AMD EPYC 9645 vs AMD Threadripper PRO 7985WX

VS

AMD EPYC 9645

AMD Threadripper PRO 7985WX

We compared two server CPUs: AMD EPYC 9645 with 96 cores 2.3GHz and AMD Threadripper PRO 7985WX with 64 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

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)

More modern manufacturing process (3nm vs 5nm)

Lower TDP (320W vs 350W)

AMD Threadripper PRO 7985WX 's Advantages

Higher base frequency (3.2GHz vs 2.3GHz)

Score

AMD EPYC 9645

VS

AMD Threadripper PRO 7985WX

General Parameters

Oct 2024

Release Date

Oct 2023

AMD

Manufacturer

AMD

Server

Type

Server

Turin

Core Architecture

Storm Peak

AMD Socket SP5

Socket

AMD Socket sTR5

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Ryzen Threadripper (Zen 4 (Storm Peak))

Package

Transistor Count

52.56 billions

3 nm

Manufacturing Process

5 nm

320 W

Power Consumption

350 W

TSMC

Foundry

TSMC

mm²

Die Size

8x71 mm²

6 nm

I/O Process Size

6 nm

mm²

I/O Die Size

388 mm²

CPU Performance

96

Performance Cores

-

192

Performance Core Threads

-

2.3 GHz

Performance Core Base Frequency

3.2 GHz

3.7 GHz

Performance Core Turbo Frequency

5.1 GHz

96

Total Core Count

64

192

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

32.0

80 KB per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

64 MB

256 MB shared

L3 Cache

256 MB

No

Unlocked Multiplier

Yes

2

SMP

1

Memory Parameters

DDR5-6000

Memory Types

DDR5-5200

6 TB

Max Memory Size

2 TB

12

Max Memory Channels

8

576 GB/s

Max Memory Bandwidth

332.8 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9645

Official Website

AMD Threadripper PRO 7985WX

5

PCIe Version

5

128

PCIe Lanes

128

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