AMD Ryzen Threadripper Pro 3945WX vs AMD Ryzen Threadripper 7980X

VS

AMD Ryzen Threadripper Pro 3945WX

AMD Ryzen Threadripper 7980X

We compared two desktop CPUs: AMD Ryzen Threadripper Pro 3945WX with 12 cores 4.0GHz and AMD Ryzen Threadripper 7980X 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 Ryzen Threadripper Pro 3945WX 's Advantages

Larger memory bandwidth (204.8GB/s vs 166.4GB/s)

Higher base frequency (4.0GHz vs 3.2GHz)

Lower TDP (280W vs 350W)

AMD Ryzen Threadripper 7980X 's Advantages

Released 3 years and 3 months late

Higher specification of memory (5200 vs 3200)

Newer PCIe version (5 vs 4.0)

Larger L3 cache size (256MB vs 64MB)

More modern manufacturing process (5nm vs 7nm)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen Threadripper Pro 3945WX

1561

AMD Ryzen Threadripper 7980X +81%

2828

Geekbench 6 Multi Core

AMD Ryzen Threadripper Pro 3945WX

10957

AMD Ryzen Threadripper 7980X +144%

26811

AMD Ryzen Threadripper Pro 3945WX

VS

AMD Ryzen Threadripper 7980X

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

52.56 billions

7 nm

Manufacturing Process

5 nm

280 W

Power Consumption

350 W

90 °C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

8x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

388 mm

CPU Performance

12

Performance Cores

-

24

Performance Core Threads

-

4.0 GHz

Performance Core Base Frequency

3.2 GHz

4.3 GHz

Performance Core Turbo Frequency

5.1 GHz

12

Total Core Count

64

24

Total Thread Count

128

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

32.0

96 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

64 MB

64 MB shared

L3 Cache

256 MB

No

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR5-5200

2048 GB

Max Memory Size

1 TB

8

Max Memory Channels

4

204.8 GB/s

Max Memory Bandwidth

166.4 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

AMD Ryzen Threadripper Pro 3945WX

Official Website

AMD Ryzen Threadripper 7980X

4.0

PCIe Version

5

128

PCIe Lanes

48

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