AMD Ryzen Threadripper PRO 9955WX 4.5/5.4GHz 16C/32T Socket sTR5 350W ZEN 5 CPU Processor (100-100000725WOF)

General Specifications

Name

AMD Ryzen™ Threadripper™ PRO 9955WX

Family

Ryzen Threadripper PRO

Series

Ryzen Threadripper PRO 9000 WX-Series

Form Factor

Desktops

AMD PRO Technologies

Yes

Regional Availability

Global

Former Codename

Shimada Peak

Processor Architecture

Zen 5

# of CPU Cores

16

Multithreading (SMT)

Yes

# of Threads

32

Max. Boost Clock

Up to 5.4 GHz

Base Clock

4.5 GHz

L1 Cache

1280 KB

L2 Cache

16 MB

L3 Cache

64 MB

Default TDP

350W

Processor Technology for CPU Cores

TSMC 4nm FinFET

Processor Technology for I/O Die

TSMC 6nm FinFET

Package Die Count

3

Unlocked for Overclocking

Yes

AMD EXPO™ Memory Overclocking Technology

Yes

Precision Boost Overdrive

Yes

Curve Optimizer Voltage Offsets

Yes

CPU Socket

sTR5

Supporting Chipsets

WRX90 , TRX50 , Pro 695

CPU Boost Technology

Precision Boost 2

Instruction Set

x86-64

Supported Extensions

AES , AMD-V , AVX , AVX2 , AVX512 , FMA3 , MMX-plus , SHA , SSE , SSE2 , SSE3 , SSE4.1 , SSE4.2 , SSE4A , SSSE3 , x86-64

Thermal Solution (PIB)

Not Included

Max. Operating Temperature (Tjmax)

95°C

*OS Support

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

Connectivity

Native USB 3.2 Gen 2 (10Gbps)

4

Native SATA Ports

4

PCI Express® Version

PCIe® 5.0

Native PCIe® Lanes (Total/Usable/PCIe® 5.0)

148 , 144 , 128

NVMe Support

Boot , RAID0 , RAID1 , RAID5 , RAID10

System Memory Type

DDR5

Memory Channels

8

System Memory Subtype

RDIMM

System Memory Specification

Up to 6400 MT/s

ECC Support

Yes (Default Enabled)

Graphics Capabilities

Graphics Model

Discrete Graphics Card Required

Product IDs

Product ID Tray

100-000000725

Manageability

DASH support

Yes

Security

AMD Memory Guard

Yes

AMD Secure Processor Support

Yes

Windows Secure Boot Support

Yes

UEFI Secure Boot Support

Yes

Windows Device Guard Support

Yes

Guest Mode Execution (GMET) Trap Support

Yes

Virtualization-Based Security (VBS) Support

Yes

Windows Secured-Core PC Support

Yes

Firmware TPM

Yes

AMD-V (SVM) Support

Yes

AMD-V Nested Paging (RVI) Support

Yes

AMD AVIC (Interrupt Virtualization) Support

Yes

AMD-Vi (I/O MMU Virtualization) Support

Yes

Second Level Address Translation (SLAT) Supported

Yes

Advanced Encryption Standard New Instructions (AES-NI)

Yes

AMD Enhanced Virus Protection (NX bit)

Yes

FIPS Certification

In Review

Key Features

Supported Technologies

AMD EXPO™ Technology , AMD PRO technologies , AMD Ryzen™ Technologies