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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

  • Processors TypeDesktop
  • NameRyzen 9 9950X
  • CPU Socket TypeSocket AM5
  • Core NameGranite Ridge
  • # of Cores16-Core
  • # of Threads32-Threads

Options 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.

Highlights

  • 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

Specifications

BrandAMD
Processors TypeDesktop
SeriesRyzen 9 9000 Series
NameRyzen 9 9950X
Model100-100001277WOF
CPU Socket TypeSocket AM5
Core NameGranite Ridge
# of Cores16-Core
# of Threads32-Threads
Operating Frequency4.3 GHz
Max Turbo FrequencyUp to 5.7 GHz
L1 Cache1MB
L2 Cache16MB
L3 Cache64MB
Manufacturing TechZen 5 - TSMC 4nm FinFET
Instruction Set64-Bit
Memory TypesDDR5 5600
Memory Channel2
Max Memory Size192 GB
Integrated GraphicsAMD Radeon Graphics
Graphics Base Frequency2200 MHz
PCI Express Revision5.0
Max Number of PCI Express Lanes24/28 (Usable/Total)
Thermal Design Power170W
Cooling DeviceCooling device not included - Processor Only
Compatible Desktop ChipsetsAMD A620 / AMD B650 / AMD B650E / AMD B850 / AMD X670 / AMD X670E / AMD X870 / AMD X870E
Operating System SupportedRHEL / Ubuntu / Windows 10 / Windows 11
Advanced TechnologiesAMD EXPO Technology , AMD Ryzen Technologies
Shipping weight0.09 kg
Package size127 × 127 × 36 mm

Other versions of this model

3 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

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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