AMD Ryzen Threadripper Pro 3945WX vs AMD Threadripper PRO 7945WX

VS

AMD Ryzen Threadripper Pro 3945WX AMD Threadripper PRO 7945WX

We compared two desktop CPUs: AMD Ryzen Threadripper Pro 3945WX with 12 cores 4.0GHz and AMD Threadripper PRO 7945WX with 12 cores 4.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen Threadripper Pro 3945WX 's Advantages

Lower TDP (280W vs 350W)

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 4.0GHz)

More modern manufacturing process (5nm vs 7nm)

Score

Benchmark

Geekbench 5 Single Core

AMD Ryzen Threadripper Pro 3945WX

1303

AMD Threadripper PRO 7945WX +60%

2091

Geekbench 5 Multi Core

AMD Ryzen Threadripper Pro 3945WX

14155

AMD Threadripper PRO 7945WX +43%

20380

AMD Ryzen Threadripper Pro 3945WX

VS

AMD Threadripper PRO 7945WX

General Parameters

Jul 2020

Release Date

Oct 2023

AMD

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

-

Zen 2

Core Architecture

Storm Peak

sWRX8

Socket

AMD Socket sTR5

N/A

Integrated Graphics

N/A

-

Generation

Ryzen Threadripper (Zen 4 (Storm Peak))

Package

-

Transistor Count

13.14 billions

7 nm

Manufacturing Process

5 nm

sWRX8

Socket

AMD Socket sTR5

280 W

Power Consumption

350 W

90 °C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

2x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

388 mm²

-

Package

FC-LGA4844

CPU Performance

12

Performance Cores

-

24

Performance Core Threads

-

4.0 GHz

Performance Core Base Frequency

4.7 GHz

4.3 GHz

Performance Core Turbo Frequency

5.3 GHz

12

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

47.0

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

12 MB

64 MB shared

L3 Cache

64 MB

No

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-5200

2048 GB

Max Memory Size

2 TB

8

Max Memory Channels

8

204.8 GB/s

Max Memory Bandwidth

332.8 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Ryzen Threadripper Pro 3945WX

Official Website

AMD Threadripper PRO 7945WX

4.0

PCIe Version

5

128

PCIe Lanes

128

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