Ryzen Threadripper PRO 9955WX

AMD Ryzen Threadripper PRO 9955WX

MPN 100-100000725WOF 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

The store's own price · checked 3 min ago · 6:46 AM

Lowest price in 30 days

Lowest in 30 days: $1,499.99 · typical: $1,499.99

MSRP $1,649 -9% vs MSRP

Near you

In stock at 34 stores nationwide.

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Every real price drop the minute we find it: cpu.live on Telegram · Discord

Where to buy

★ 5.0 out of 5 from 1 customer rating at Micro Center. How we count

In store at 29 of 30 See stores · ★ 5.0 (1) $1,499.99

In store at 5 of 5 See stores $1,529.99

In stock Beach Audio Inc (marketplace seller) · 1 hr ago · 5:09 AM $1,549.00

In stock Amazon.com · free ship · 1 hr ago · 5:19 AM $1,549.00

In stock Newegg · free ship · 2 hr ago · 4:49 AM $1,549.00

In stock B&H Photo · 3 hr ago · 3:28 AM $1,549.00

Saitech In stock Saitech · Yesterday 12:34 AM $1,625.00

Not confirmed Oct 7, 11:24 PM -

In-store stock · 34 stores

Set your ZIP to sort by distance

Store	Price	Stock	Open box
MCPhoenix AZ · Closed	$1,500	2	-
CCEast Bay CA	$1,530	12	-
CCSan Francisco CA	$1,530	11	-
CCSan Mateo CA	$1,530	12	-
CCSanta Clara CA	$1,530	14	-
CCSunnyvale CA	$1,530	3	-
MCTustin CA · Closed	$1,500	3	-
MCDenver CO · Closed	$1,500	2	-
MCMiami FL · Closed	$1,500	2	-
MCDuluth GA · Closed	$1,500	3	-
MCMarietta GA · Closed	$1,500	3	-
MCChicago IL · Closed	$1,500	2	-
MCWestmont IL · Closed	$1,500	2	-
MCIndianapolis IN · Closed	$1,500	2	-
MCOverland Park KS · Closed	$1,500	5	-
MCCambridge MA · Closed	$1,500	2	-
MCParkville MD · Closed	$1,500	2	-
MCRockville MD · Closed	$1,500	4	-
MCMadison Heights MI · Closed	$1,500	2	-
MCSt. Louis Park MN · Closed	$1,500	2	-
MCBrentwood MO · Closed	$1,500	3	-
MCCharlotte NC · Closed	$1,500	4	-
MCNorth Jersey NJ · Closed	$1,500	2	-
MCBrooklyn NY · Closed	$1,500	2	-
MCFlushing NY · Closed	$1,500	2	-
MCWestbury NY · Closed	$1,500	2	-
MCYonkers NY · Closed	$1,500	2	-
MCColumbus OH · Closed	$1,500	3	-
MCMayfield Heights OH · Closed	$1,500	3	-
MCSharonville OH · Closed	$1,500	2	-

Price history

Lowest in-stock price by retailer

Show as table

Time	Retailer	Lowest in stock

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 Best Buy

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 Saitech

Store/SKU: 14831039
Store/Type: Processor
Part Number: 100-100000725WOF
Store/Brand: AMD
Store/Stock: Yes

Full spec sheet from Micro Center

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