AMD Ryzen Threadripper PRO 9955WX
MPN 100-100000725WO UPC 730143317603
- Cores
- 16 cores / 32 threads
- Clock
- 4.5 GHz – 5.4 GHz
- Socket
- sTR5
- L3 cache
- 64 MB
- TDP
- 350 W
- Graphics
- None
Best price now
$1,499.99
at
MSRP $1,649 -9% vs MSRP
Near you
In stock at 32 stores nationwide.
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In-store stock · 32 stores
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Specifications
Processor
- Model
- Ryzen Threadripper PRO 9955WX
- Series
- Ryzen Threadripper PRO 9000 WX-Series
- Architecture
- Shimada Peak
- Segment
- Workstation
Cores & clocks
- Cores
- 16
- Threads
- 32
- Base clock
- 4.5 GHz
- Boost clock
- 5.4 GHz
- L3 cache
- 64 MB
Platform
- Socket
- sTR5
- TDP
- 350 W
- Integrated graphics
- None
In the box
- Packaging
- Boxed
- Cooler included
- No
Wrong price, stock or spec? Tell us
Full spec sheet from Newegg
- Model/Name
- Ryzen Threadripper PRO 9955WX
- Model/Brand
- AMD
- Model/Model
- 100-100000725WOF
- Model/Series
- Ryzen Threadripper PRO 9000 WX-Series
- Details/L1 Cache
- 1280 KB
- Details/L2 Cache
- 16MB
- Details/L3 Cache
- 64MB
- Details/# of Cores
- 16-Core
- Details/ECC Memory
- Supported
- Details/# of Threads
- 32-Threads
- Details/Memory Types
- DDR5 6400
- Details/CPU Code Name
- Shimada Peak
- Details/Cooling Device
- Cooling device not included - Processor Only
- Details/Memory Channel
- 8
- Details/CPU Socket Type
- Socket sTR5
- Details/Instruction Set
- 64-Bit
- Details/Manufacturing Tech
- TSMC 4nm FinFET
- Details/Integrated Graphics
- None Integrated Graphics
- Details/Max Turbo Frequency
- Up to 5.4 GHz
- Details/Operating Frequency
- 4.5 GHz
- Details/PCI Express Revision
- 5.0
- Details/Thermal Design Power
- 350W
- Details/Advanced Technologies
- AMD EXPO Technology , AMD PRO technologies , AMD Ryzen Technologies
- Details/Compatible MB Chipsets
- AMD Pro 695 / AMD TRX50 / AMD WRX90
- Details/Operating System Supported
- Windows 11 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit, Windows 10 - 64-Bit Edition
- Details/Max Number of PCI Express Lanes
- 148, 144, 128 (Total/Usable/PCIe 5.0)
- Additional Information/First Listed on Newegg
- July 23, 2025
Full spec sheet from Bestbuy
- UPC
- 730143317603
- Brand
- AMD
- L3 Cache
- 64 megabytes
- Cache Level
- L3
- Model Number
- 100-100000725WOF
- Product Name
- AMD Ryzen Threadripper PRO 9955WX - 16-Core 4.5 GHz 350W sTR5 Processor
- Processor Type
- Desktop
- Processor Socket
- Socket sTR5
- Warranty - Labor
- Limited Warranty period (labor): 3 years
- Warranty - Parts
- Limited Warranty period (parts): 3 years
- Unlocked Processor
- true
- Integrated Graphics
- false
- Number of CPU Cores
- 16-core
- PCI Express Version
- PCI Express 5.0
- Processor Base Power
- 350 watts
- Processor Collection
- Ryzen Threadripper
- Memory Type Supported
- DDR5 SDRAM
- Number of CPU Threads
- 32
- Processor Boost Power
- 350 watts
- Processor Model Number
- Not provided
- CPU Base Clock Frequency
- 4.5 gigahertz
- Maximum Memory Supported
- 2048 gigabytes
- CPU Boost Clock Frequency
- 5.4 gigahertz
- PCI Express Configuration
- PCIe Gen 5 x16
- PCI Express Lanes (Total)
- 96
- Processor Generation/Series
- 9000 Series
Full spec sheet from Microcenter
- ECC
- ECC; Registered
- SKU
- 900068
- UPC
- 730143317603
- Cores
- Sixteen-Core
- Labor
- 3 Years Limited
- Parts
- 3 Years Limited
- CPU Core
- Shimada Peak
- VR Ready
- Yes
- Mfr Part#
- 100-100000725WO
- Processor
- Ryzen Threadripper PRO 9955WX
- Memory Type
- DDR5-6400
- Socket Type
- sTR5
- Turbo Speed
- 5.40GHz
- Compatibility
- AMD TRX50 AMD WRX90 AMD Pro 695
- Level 2 Cache
- 16MB
- Level 3 Cache
- 64MB
- Thermal Power
- 350W
- Memory Channels
- 8
- Number of Threads
- 32 Processing Threads
- PCI Express Lanes
- 148
- What's in the Box
- CPU Only, Cooler Not Included
- Operating Frequency
- 4.50GHz
- Unlocked Multiplier
- Yes
- PCI Express Revision
- 5.0
- Multimedia Instructions
- SSE4.2 SSE4.1 AVX SSE SSE2 SSE3 AES SSE4a AVX2 FMA3 SSSE3 AVX-512 AMD-V SHA MMX-plus x86-64
- Maximum Memory Supported
- 2TB
- Integrated Memory Controller
- Yes