AMD EPYC 7643P vs AMD Threadripper PRO 7985WX

VS

AMD EPYC 7643P

AMD Threadripper PRO 7985WX

We compared two server CPUs: AMD EPYC 7643P with 48 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 7643P 's Advantages

Lower TDP (225W vs 350W)

AMD Threadripper PRO 7985WX 's Advantages

Higher specification of memory (5200 vs 3200)

Newer PCIe version (5 vs 4)

Higher base frequency (3.2GHz vs 2.3GHz)

More modern manufacturing process (5nm vs 7nm)

Score

AMD EPYC 7643P

VS

AMD Threadripper PRO 7985WX

General Parameters

Sep 2023

Release Date

Oct 2023

AMD

Manufacturer

AMD

Server

Type

Server

Milan

Core Architecture

Storm Peak

AMD Socket SP3

Socket

AMD Socket sTR5

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Ryzen Threadripper (Zen 4 (Storm Peak))

Package

33.2 billions

Transistor Count

52.56 billions

7 nm

Manufacturing Process

5 nm

225 W

Power Consumption

350 W

TSMC

Foundry

TSMC

8x81 mm²

Die Size

8x71 mm²

12 nm

I/O Process Size

6 nm

416 mm²

I/O Die Size

388 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

3.2 GHz

3.6 GHz

Performance Core Turbo Frequency

5.1 GHz

48

Total Core Count

64

96

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

32.0

64 KB per core

L1 Cache

64 KB per core

512 KB per core

L2 Cache

64 MB

256 MB shared

L3 Cache

256 MB

No

Unlocked Multiplier

Yes

8

Cores per CCD

-

1

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-5200

-

Max Memory Size

2 TB

8

Max Memory Channels

8

-

Max Memory Bandwidth

332.8 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD Threadripper PRO 7985WX

4

PCIe Version

5

128

PCIe Lanes

128

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