AMD Threadripper PRO 7945WX vs AMD Ryzen Threadripper Pro 3975WX

VS

AMD Threadripper PRO 7945WX AMD Ryzen Threadripper Pro 3975WX

We compared two desktop CPUs: AMD Threadripper PRO 7945WX with 12 cores 4.7GHz and AMD Ryzen Threadripper Pro 3975WX with 32 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Threadripper PRO 7945WX 's Advantages

Released 3 years and 3 months late

Higher specification of memory (DDR5-5200 vs DDR4-3200)

Larger memory bandwidth (332.8GB/s vs 204.8GB/s)

Newer PCIe version (5 vs 4.0)

Higher base frequency (4.7GHz vs 3.5GHz)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen Threadripper Pro 3975WX 's Advantages

Larger L3 cache size (128MB vs 64MB)

Lower TDP (280W vs 350W)

Score

Benchmark

Geekbench 5 Single Core

AMD Threadripper PRO 7945WX +63%

2091

AMD Ryzen Threadripper Pro 3975WX

1277

Geekbench 5 Multi Core

AMD Threadripper PRO 7945WX

20380

AMD Ryzen Threadripper Pro 3975WX +30%

26498

AMD Threadripper PRO 7945WX

VS

AMD Ryzen Threadripper Pro 3975WX

General Parameters

Oct 2023

Release Date

Jul 2020

AMD

Manufacturer

AMD

Desktop

Type

Desktop

-

Instruction Set

x86-64

Storm Peak

Core Architecture

Zen 2

AMD Socket sTR5

Socket

sWRX8

N/A

Integrated Graphics

N/A

Ryzen Threadripper (Zen 4 (Storm Peak))

Generation

-

Package

13.14 billions

Transistor Count

-

5 nm

Manufacturing Process

7 nm

AMD Socket sTR5

Socket

sWRX8

350 W

Power Consumption

280 W

-

Peak Operating Temperature

90 °C

TSMC

Foundry

-

2x71 mm²

Die Size

-

6 nm

I/O Process Size

-

388 mm²

I/O Die Size

-

FC-LGA4844

Package

-

CPU Performance

-

Performance Cores

32

-

Performance Core Threads

64

4.7 GHz

Performance Core Base Frequency

3.5 GHz

5.3 GHz

Performance Core Turbo Frequency

4.2 GHz

12

Total Core Count

32

24

Total Thread Count

64

100 MHz

Bus Frequency

100 MHz

47.0

Multiplier

35x

64 KB per core

L1 Cache

96 K per core

12 MB

L2 Cache

512 K per core

64 MB

L3 Cache

128 MB shared

Yes

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200

2 TB

Max Memory Size

2048 GB

8

Max Memory Channels

8

332.8 GB/s

Max Memory Bandwidth

204.8 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Threadripper PRO 7945WX

Official Website

AMD Ryzen Threadripper Pro 3975WX

5

PCIe Version

4.0

128

PCIe Lanes

128

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