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Square green processor with gold contacts and silver heatspreader, text on top

AMD Refurbished

AMD Ryzen 9 9950X 16-Core 4.3 GHz desktop processor 100-100001277WOF

SKU CH-DM4A-3HMRS MPN 100-100001277WOF

16-core desktop processor with 32 threads, up to 5.7 GHz boost, 64 MB L3 cache, DDR5-5600 support and integrated Radeon graphics for Socket AM5 platforms

  • Product nameRyzen 9 9950X
  • CPU cores16-Core
  • CPU socketSocket AM5
  • Maximum turbo clockUp to 5.7 GHz
  • TDP rating170 W
  • Processor classDesktop
  • 16 cores and 32 threads handle heavy multitasking with Zen 5 architecture
  • Boost clock reaches 5.7 GHz for fast single-threaded performance
  • 64 MB L3 cache and 16 MB L2 cache reduce memory latency
  • DDR5 5600 dual-channel support enables up to 192 GB system memory
  • Socket AM5 platform provides PCIe 5.0 on compatible motherboards

High-performance 16-core AM5 desktop processor

The AMD Ryzen 9 9950X is a 16-core, 32-thread desktop CPU built on the Zen 5 architecture using TSMC 4nm FinFET technology. It operates at a 4.3 GHz base frequency and can boost up to 5.7 GHz with unlocked overclocking support. The processor includes integrated AMD Radeon graphics running at 2200 MHz and supports DDR5 5600 memory in dual-channel configuration up to 192 GB capacity.

Suited for heavy multitasking; not for budget builds

This processor targets users who need maximum core count for content creation, rendering, compilation or virtualization workloads on the Socket AM5 platform. It works with AMD 620, 650, 670, 850 and 870 series chipsets and provides 24 usable PCIe 5.0 lanes. Buyers building entry-level or mid-range gaming systems should consider lower-core-count alternatives that cost less and consume less power.

170 W TDP requires capable cooling solution

The thermal design power is rated at 170 W and no cooler is included in the box. A high-performance air cooler or liquid cooling loop rated for at least this heat output is essential to sustain boost frequencies under load. Ensure the chosen cooler clears the AM5 socket keep-out zone and that the power supply delivers sufficient current for the CPU plus the rest of the system.

How it compares

Measured against everything we stock in Desktop Processors, at today’s prices. Recalculated every night.

Price $297.99
Pricier than about 74% of the 494 comparable items (median $149.99).
CPU cores 16-Core
Higher than about 70% of the 271 comparable items (median 8).
Maximum turbo clock Up to 5.7 GHz
Higher than about 92% of the 246 comparable items (median 4.7 GHz).

New to this? Buying a processor with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameAMD
Product lineRyzen 9 9000 Series
Model name100-100001277WOF
Product nameRyzen 9 9950X
Performance
Working frequency4.3 GHz
Processor
CPU cores16-Core
CPU socketSocket AM5
Maximum turbo clockUp to 5.7 GHz
TDP rating170 W
Processor classDesktop
Processor codenameGranite Ridge
CPU threads32-Threads
L1 cache size1 MB
Level 2 cache16 MB
Level 3 cache64 MB
Process nodeZen 5 - TSMC 4 nm FinFET
CPU instruction set64-Bit
Max PCIe lanes24/28 (Usable/Total)
Memory
Supported memoryDDR5 5600
Channel configuration2
Memory limit192 GB
Graphics
Built-in graphicsAMD Radeon Graphics
GPU base clock2200 MHz
Ports & slots
PCIe generation5.0
Size & build
Shipping weight0.09 kg
Package size127 × 127 × 36 mm
Compatibility
Compatible desktop chipsetsAMD A620 / AMD B650 / AMD B650E / AMD B850 / AMD X670 / AMD X670E / AMD X870 / AMD X870E
Compatible systemsRHEL / Ubuntu / Windows 10 / Windows 11
In the box
Included coolerNot included - Processor Only
More details
Advanced technologiesAMD EXPO Technology , AMD Ryzen Technologies

Questions about this item

What socket and chipset does the Ryzen 9 9950X require?

It uses the Socket AM5 interface and works with AMD A620, B650, B650E, B850, X670, X670E, X870 and X870E desktop chipsets.

How is the processor installed and what step is often missed?

Align the gold triangle on the CPU with the socket marker, lower it gently, close the retention arm, then apply thermal paste and mount a compatible cooler because none is included in the box.

What maintenance will the Ryzen 9 9950X need over time?

Reapply thermal paste every few years and keep the cooler fins free of dust; the integrated Radeon graphics run at 2200 MHz base frequency and share the same cooling solution.

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