AMD Ryzen™ 9 9900X (4.4 GHz / 5.6 GHz) BOX

NameAMD Ryzen™ 9 9900X

FamilyRyzen

SeriesRyzen 9000 Series

Form FactorDesktops, Boxed Processor

Market SegmentEnthusiast Desktop

AMD PRO TechnologiesNo

Regional AvailabilityGlobal

Former CodenameGranite Ridge AM5

Processor ArchitectureZen 5

# of CPU Cores12

Multithreading (SMT)Yes

# of Threads24

Max. Boost Clock Up to 5.6 GHz

Base Clock 4.4 GHz

L1 Cache960 KB

L2 Cache12 MB

L3 Cache64 MB

Default TDP120W

Processor Technology for CPU CoresTSMC 4nm FinFET

Processor Technology for I/O DieTSMC 6nm FinFET

Package Die Count3

Unlocked for Overclocking Yes

AMD EXPO™ Memory Overclocking TechnologyYes

Precision Boost OverdriveYes

Curve Optimizer Voltage OffsetsYes

AMD Ryzen™ Master SupportYes

CPU SocketAM5

Supporting ChipsetsA620 , X670E , X670 , B650E , B650 , X870E , X870 , B840 , B850

CPU Boost TechnologyPrecision Boost 2

Instruction Setx86-64

Supported ExtensionsAES , AMD-V , AVX , AVX2 , AVX512 , FMA3 , MMX-plus , SHA , SSE , SSE2 , SSE3 , SSE4.1 , SSE4.2 , SSE4A , SSSE3 , x86-64

Thermal Solution (PIB)Not Included

Recommended CoolerLiquid cooler recommended for optimal performance

Max. Operating Temperature (Tjmax)95°C

Launch Date08/15/2024

*OS SupportWindows 11 – 64-Bit Edition , Windows 10 – 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit

Native USB 3.2 Gen 2 (10Gbps)4

Native USB 2.0 (480Mbps)1

PCI Express® VersionPCIe® 5.0

Native PCIe® Lanes (Total/Usable)28 , 24

Additional Usable PCIe Lanes from Motherboard

NVMe SupportBoot , RAID0 , RAID1 , RAID5 , RAID10

System Memory TypeDDR5

Memory Channels2

Max. Memory192 GB

System Memory SubtypeUDIMM

Max Memory Speed

ECC SupportYes (Requires mobo support)

Graphics ModelAMD Radeon™ Graphics

Graphics Core Count2

Graphics Frequency2200 MHz

USB Type-C® DisplayPort™ Alternate ModeYes