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Square green ceramic chip with gold contacts and silver heatspreader, AMD Ryzen 9 9900X branding

AMD

AMD Ryzen 9 9900X FF4D516G6000HC38ADC01 desktop processor

SKU CH-RXK2-6KB1W MPN FF4D516G6000HC38ADC01

12-core desktop processor with 24 threads, 4.4 GHz base clock, 5.6 GHz max boost, 64 MB L3 cache, DDR5-5600 support, integrated Radeon graphics, and Socket AM5 compatibility

  • Processors TypeDesktop
  • NameRyzen 9 9900X
  • CPU Socket TypeSocket AM5
  • Core NameGranite Ridge
  • # of Cores12-Core
  • # of Threads24-Threads
  • 12 cores and 24 threads handle heavy workloads
  • 6 GHz max boost speeds up single-thread tasks
  • 64 MB L3 cache keeps data close to cores
  • DDR5 5600 support feeds memory bandwidth
  • Integrated Radeon graphics output video without a card

Ryzen 9 9900X 12-core desktop processor

The AMD Ryzen 9 9900X is a 12-core, 24-thread desktop CPU built on the Zen 5 architecture. It fits the Socket AM5 platform and operates at a 4.4 GHz base frequency with a maximum boost of 5.6 GHz. Integrated Radeon graphics run at 2200 MHz, providing display output without a discrete card.

DDR5-5600 dual-channel memory support

This processor officially supports DDR5 memory at 5600 MT/s across two channels, with a maximum capacity of 192 GB. The memory controller is a decisive spec; systems requiring higher native speeds or quad-channel bandwidth should verify motherboard capabilities before purchase.

Suited for high-thread workloads on AM5

Content creators and developers who need 12 cores and 24 threads on the current AM5 platform will benefit from the 64 MB L3 cache and unlocked multiplier. Buyers without a compatible cooler or those targeting quad-channel memory platforms should consider alternatives.

Fordele

  • 12 cores and 24 threads handle heavy workloads
  • 6 GHz max boost speeds up single-thread tasks
  • 64 MB L3 cache keeps data close to cores
  • DDR5 5600 support feeds memory bandwidth
  • Integrated Radeon graphics output video without a card

Specifikationer

BrandAMD
Processors TypeDesktop
SeriesRyzen 9 9000 Series
NameRyzen 9 9900X
Model100-100000662WOZ
CPU Socket TypeSocket AM5
Core NameGranite Ridge
# of Cores12-Core
# of Threads24-Threads
Operating Frequency4.4 GHz
Max Turbo FrequencyUp to 5.6 GHz
L1 Cache768KB
L2 Cache12MB
L3 Cache64MB
Manufacturing TechZen 5 TSMC 4nm FinFET
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 Power120W
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

Spørgsmål om denne vare

What does the 5.6 GHz max boost frequency mean for everyday workloads?

The processor can reach 5.6 GHz on demanding single-threaded tasks when thermal and power headroom allow, while the 4.4 GHz base clock is sustained across all 12 cores under continuous load.

How does the DDR5-5600 memory controller limit real-world memory speed?

The integrated controller officially supports DDR5-5600 in dual-channel mode; faster modules will run at this speed unless the motherboard and BIOS enable higher data rates through overclocking profiles.

What cooler mounting and clearance does the AM5 socket require?

The chip uses the standard AM5 socket with a 120 W TDP, so any cooler rated for AM5 and 120 W or higher will mount on the existing back-plate without extra brackets.

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