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Square green ceramic chip with gold contact pads and silver metal heat spreader engraved with Ryzen 9 9950X branding

AMD

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

SKU CH-J26V-0CVGS MPN 100-100001277WOF

16-core desktop processor with 32 threads, 4.3 GHz base clock, up to 5.7 GHz boost, 64 MB L3 cache, DDR5-5600 support and integrated Radeon graphics for Socket AM5

  • Product nameRyzen 9 9950X
  • CPU cores16-Core
  • CPU socketSocket AM5
  • Maximum turbo clockUp to 5.7 GHz
  • TDP rating170 W
  • Processor classDesktop

Model Ryzen 9 9950X

  • 16 cores and 32 threads tackle heavy multitasking with Zen 5 architecture
  • Max boost up to 5.7 GHz accelerates single-thread workloads and gaming
  • 64 MB L3 cache plus 16 MB L2 cache reduces latency for large datasets
  • DDR5-5600 dual-channel support delivers high memory bandwidth up to 192 GB
  • Socket AM5 platform enables PCIe 5.0 graphics and storage on compatible boards

16-core Zen 5 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. It operates at a 4.3 GHz base clock and can boost up to 5.7 GHz. The chip includes 64 MB of L3 cache and 16 MB of L2 cache, plus integrated AMD Radeon graphics. It fits the Socket AM5 platform and supports DDR5-5600 memory in dual-channel mode up to 192 GB.

Suited for heavy multitasking and gaming

This processor targets users who run demanding workloads such as content creation, streaming, and high-refresh-rate gaming. The 16 cores and 32 threads provide ample parallel throughput. Builders who only need mainstream performance or who prefer a lower-power chip should consider other models in the lineup.

AM5 platform with DDR5 and PCIe 5.0

The CPU requires a Socket AM5 motherboard with a compatible chipset to enable PCIe 5.0 connectivity on select boards. It runs without a bundled cooler, so a separate thermal solution rated for 170 W TDP is necessary. Dual-channel DDR5-5600 support frees up memory bandwidth for compute-intensive tasks.

How it compares

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

Price $449.99
Pricier than about 81% 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

Other versions of this model

3 more in the same range

Questions about this item

Which motherboard socket and DDR5 speed does the Ryzen 9 9950X require?

The processor fits Socket AM5 and officially supports DDR5-5600 memory in dual-channel mode up to 192 GB.

Can I keep my existing AM4 cooler when upgrading to this CPU?

No, the 9950X uses the AM5 socket which has a different mounting pattern and a 170 W TDP, so an AM5-compatible cooler is required.

How can I verify the 16-core, 32-thread chip is running at its 5.7 GHz max boost after installation?

Check a hardware monitor such as Ryzen Master or HWiNFO during a single-threaded load; it should show clocks reaching 5.7 GHz on the best cores.

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