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 Boxed |
100-100000725WOFF |
Product ID Tray |
100-000000725 |
Security, Virtualization, and Manageability |
DASH support |
Yes |
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 |