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AMD Ryzen Threadripper PRO 9945WX

vs

AMD Ryzen Threadripper PRO 7945WX

CPU Comparison Result

Below are the results of a comparison of AMD Ryzen Threadripper PRO 9945WX and AMD Ryzen Threadripper PRO 7945WX processors based on key performance characteristics, as well as power consumption and much more.

Advantages

AMD Ryzen Threadripper PRO 9945WX

Higher Max Turbo Frequency: Up to 5.4 GHz (Up to 5.4 GHz vs Up to 5.3GHz)
Higher Technology: TSMC 4nm FinFET (TSMC 4nm FinFET vs TSMC 5nm FinFET)
Newer Launch Date: July 2025 (July 2025 vs October 2023)

Basic

AMD

Label Name

AMD

July 2025

Launch Date

October 2023

Desktop

Platform

Desktop

Ryzen Threadripper PRO 9945WX

Model Name

Threadripper PRO 7945WX

Shimada Peak

Code Name

Storm Peak

Zen 5

Generation

Windows 11 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit, Windows 10 - 64-Bit Edition

OS Support

CPU Specifications

Total Cores

Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).

Total Threads

4.7 GHz

Basic Frequency

4.7GHz

Up to 5.4 GHz

Max Turbo Frequency

Up to 5.3GHz

960 KB

L1 Cache

768KB

12 MB

L2 Cache

12MB

64 MB

L3 Cache

64MB

sTR5

CPU Socket

The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.

sTR5

Yes

Unlocked for Overclocking

TSMC 4nm FinFET

Technology

Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.

TSMC 5nm FinFET

350W

TDP

350W

95°C

Max. Operating Temperature

Junction Temperature is the maximum temperature allowed at the processor die.

95°C

PCIe® 5.0

PCI Express Version

PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.

PCIe 5.0

x86-64

Instruction Set

An instruction set architecture (ISA) defines the instructions a processor can execute. Common architectures include x86-64, ARM and RISC-V. The ISA determines software compatibility, while optional instruction extensions add specialized capabilities.

Memory Specifications

DDR5

Memory Type

DDR5

Memory Channels

The number of memory channels refers to the bandwidth operation for real world application.

Up to 6400 MT/s

Bus Speed

Up to 5200MT/s

Yes (Default Enabled)

ECC Memory Support

ECC Memory Supported indicates processor support for Error-Correcting Code memory. ECC memory is a type of system memory that can detect and correct common kinds of internal data corruption. Note that ECC memory support requires both processor and chipset support.

GPU Specifications

Discrete Graphics Card Required

Integrated Graphics Model

An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.

Discrete Graphics Card Required