AMD Ryzen Threadripper PRO 9955WX - 16 Cores - 32 Threads - 64MB Cache L3 - Up to 5.4GHz - sTR5
16-core Zen 5 Threadripper PRO workstation processor, up to 5.4GHz, 64MB L3 cache, 8-channel DDR5 ECC and PCIe 5.0 on socket sTR5
Read MoreSpecs
Product Type
Workstation Processor
Brand
AMD
Series
Ryzen Threadripper PRO 9000 WX-Series
Model
Ryzen Threadripper PRO 9955WX
Express Shipping
Shipping Info
Fast delivery options for your convenience
Pick-Up in Store
Free
Select this option to pick up your order directly from our store. Fast and convenient!
Standard (3β5 Business Days)
15
Standard delivery with in-store pickup, 3β5 business days.
Express 1β2 Business Days
from $25
For quick delivery, choose Express shipping, and get your order within 1β2 business days.
AMD Ryzen Threadripper PRO 9955WX - 16 Cores - 32 Threads - 64MB Cache L3 - Up to 5.4GHz - sTR5
The AMD Ryzen Threadripper PRO 9955WX is a Zen 5 workstation processor with 16 cores and 32 threads, a boost clock of up to 5.4GHz and 64MB of L3 cache. It brings the full Threadripper PRO platform: 8-channel DDR5 ECC registered memory and 128 usable PCIe 5.0 lanes for several GPUs, fast NVMe arrays and high-speed networking, plus AMD PRO technologies for security and remote management. It fits sTR5 motherboards with the WRX90 or TRX50 chipset and suits professionals who run rendering, simulation, AI and large data work on one machine.
Main Specs
- 16 cores / 32 threads, Zen 5 architecture
- Base clock 4.5 GHz, boost up to 5.4 GHz
- 64MB L3 cache + 16MB L2 cache
- Socket sTR5, WRX90 and TRX50 chipset
- 8-channel DDR5 RDIMM, up to 6400 MT/s, ECC
- PCIe 5.0: 148 lanes total, 128 usable as PCIe 5.0
- 350W TDP, unlocked for overclocking (PBO, EXPO)
- AMD PRO technologies, DASH remote management, Memory Guard
- No cooler and no integrated graphics: needs an sTR5 cooler and a graphics card
- Ideal for 3D rendering, simulation, AI development and multi-GPU workstations
Main Characteristics
Product Type
Workstation Processor
Brand
AMD
Series
Ryzen Threadripper PRO 9000 WX-Series
Model
Ryzen Threadripper PRO 9955WX
Part Number (Boxed)
100-100000725WOF
Codename
Shimada Peak
Architecture
Zen 5
Socket
sTR5
Chipsets
WRX90, TRX50, Pro 695
Cores
16 Cores
Threads
32 Threads
Base Clock
4.5 GHz
Max Boost Clock
Up to 5.4 GHz
L1 Cache
1280 KB
L2 Cache
16MB
L3 Cache
64MB
TDP
350W
Manufacturing Process
TSMC 4nm FinFET (CPU cores), TSMC 6nm FinFET (I/O die)
Memory Support
DDR5 RDIMM, up to 6400 MT/s
Memory Channels
8 Channels
ECC Support
Yes (enabled by default)
PCIe Version
PCIe 5.0
PCIe Lanes
148 total, 144 usable, 128 PCIe 5.0
Native USB 3.2 Gen 2
4
Native SATA Ports
4
NVMe RAID
RAID 0, 1, 5, 10
Unlocked
Yes (Precision Boost Overdrive, Curve Optimizer, AMD EXPO)
Integrated Graphics
No (graphics card required)
Cooler Included
No
Max Temperature (Tjmax)
95Β°C
AMD PRO Technologies
Yes
DASH Support
Yes
OS Support
Windows 11 64-bit, Windows 10 64-bit, RHEL, Ubuntu
Launch Date
July 2025
