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Square green ceramic chip with gold contact pads and silver metal heat spreader engraved with Ryzen 9 9900X3D

AMD

AMD Ryzen 9 9900X3D 12-Core 4.4 GHz Socket AM5 Desktop Processor 100-100001368WOF

SKU CH-STH4-H4E65 MPN 100-100001368WOF

A 12-core AM5 desktop processor with 128 MB L3 cache, 4.4 GHz base clock and up to 5.5 GHz boost

  • Processors TypeDesktop
  • NameRyzen 9 9900X3D
  • CPU Socket TypeSocket AM5
  • Core NameGranite Ridge (Zen 5)
  • # of Cores12-Core
  • # of Threads24-Threads

Options Ryzen 9 9900X3D

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  • 12 cores and 24 threads handle heavy multitasking with ease
  • 4 GHz base clock and 5.5 GHz max turbo deliver strong single-thread speed
  • 128 MB L3 cache plus 12 MB L2 cache accelerate gaming and creative workloads
  • Supports up to 192 GB DDR5 memory with ECC for large projects
  • Integrated AMD Radeon graphics provide display output without a discrete card

12-Core Zen 5 Desktop Processor

The AMD Ryzen 9 9900X3D is a 12-core, 24-thread desktop processor built on the Zen 5 architecture using TSMC 4nm FinFET technology. It operates at a base frequency of 4.4 GHz with a maximum turbo frequency of 5.5 GHz. The processor fits the Socket AM5 platform and includes integrated AMD Radeon Graphics for basic display output.

128MB L3 Cache and 3D V-Cache Technology

The chip features 128MB of L3 cache combined with 12MB of L2 cache, delivering 140 megabytes of total on-chip memory through second-generation 3D V-Cache technology. This large cache pool reduces latency for gaming and creative workloads. Support for AMD EXPO technology allows compatible DDR5 memory kits to run at higher validated frequencies for smoother frame rates.

DDR5-5600 Support and 192GB Memory Capacity

The memory controller officially supports up to 192GB of DDR5 across two or four modules, with speeds up to 5600 MT/s for two single-rank kits and 3600 MT/s for four dual-rank kits. ECC memory is supported when the motherboard enables it. The platform provides PCIe 5.0 bandwidth for graphics and storage, offering headroom for future upgrades while the 120W TDP defines the thermal envelope for sustained loads.

商品特色

  • 12 cores and 24 threads handle heavy multitasking with ease
  • 4 GHz base clock and 5.5 GHz max turbo deliver strong single-thread speed
  • 128 MB L3 cache plus 12 MB L2 cache accelerate gaming and creative workloads
  • Supports up to 192 GB DDR5 memory with ECC for large projects
  • Integrated AMD Radeon graphics provide display output without a discrete card

商品規格

BrandAMD
Processors TypeDesktop
SeriesRyzen 9 9000 Series
NameRyzen 9 9900X3D
Model100-100001368WOF
CPU Socket TypeSocket AM5
Core NameGranite Ridge (Zen 5)
# of Cores12-Core
# of Threads24-Threads
Operating Frequency4.4 GHz
Max Turbo FrequencyUp to 5.5 GHz
L1 Cache960KB
L2 Cache12MB
L3 Cache128MB
Manufacturing TechTSMC 4nm FinFET
Instruction Set64-Bit
Memory TypesMax Memory Speed:
- 2x1R DDR5-5600
- 2x2R DDR5-5600
- 4x1R DDR5-3600
- 4x2R DDR5-3600
Max Memory Size192 GB
ECC MemoryYes (Requires mobo support)
Integrated GraphicsAMD Radeon Graphics
Graphics Base Frequency2200 MHz
PCI Express Revision5.0
Max Number of PCI Express Lanes28 Total / 24 Usable
Multimedia InstructionAES, AMD-V, AVX512, AVX2, AVX, FMA3, MMX-plus, SHA, SSE2, SSE4.2, SSE4A, SSE4.1, SSE3, SSSE3, SSE, x86-64
Thermal Design Power120W
Cooling DeviceCooling device not included - Processor Only
Compatible Desktop ChipsetsAMD A620 / AMD B650 / AMD B650E / AMD B840 / AMD B850 / AMD X670 / AMD X670E / AMD X870 / AMD X870E
Operating System SupportedWindows 11 - 64-Bit Edition , Windows 10 - 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit
Advanced TechnologiesAMD EXPO Technology, AMD Ryzen Technologies
出貨重量0.09 kg
包裝尺寸127 × 127 × 30 mm

其他版本

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商品問答

Will the 120 W TDP require a cooler replacement later?

The 120 W base power rating means a quality air or liquid cooler rated for at least that TDP should handle the processor for its useful life; no mandatory replacement interval is defined by AMD.

What thermal limit appears first during an all-core workload?

The processor will hit its 120 W power ceiling before reaching the maximum junction temperature, so sustained all-core clocks are capped by the power budget rather than thermal throttling.

How loud and hot does the chip get when running 24/7?

At the 120 W TDP the die produces steady heat that a properly sized cooler dissipates quietly; fan noise stays low unless the cooler is undersized, and case airflow determines final temperatures.

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