NameAMD Ryzen™ 9 9950X3DFamilyRyzenSeriesRyzen 9000 SeriesForm FactorDesktops , Boxed ProcessorMarket SegmentEnthusiast DesktopAMD PRO TechnologiesNoRegional AvailabilityGlobalFormer CodenameGranite Ridge AM5ArchitectureZen 5# of CPU Cores16Multithreading (SMT)Yes# of Threads32Max. Boost Clock Up to 5.7 GHzBase Clock 4.3 GHzL1 Cache1280 KBL2 Cache16 MBL3 Cache128 MBDefault TDP170WProcessor Technology for CPU CoresTSMC 4nm FinFETProcessor Technology for I/O DieTSMC 6nm FinFETPackage Die Count3Unlocked for Overclocking YesAMD EXPO™ Memory Overclocking TechnologyYesPrecision Boost OverdriveYesCurve Optimizer Voltage OffsetsYesAMD Ryzen™ Master SupportYesCPU SocketAM5Supporting ChipsetsA620 , X670E , X670 , B650E , B650 , X870E , X870 , B840 , B850CPU Boost TechnologyPrecision Boost 2Instruction Setx86-64Supported ExtensionsAES , AVX512 , AVX2 , AVX , FMA3 , MMX-plus , SSE2 , SSE4.2 , SSE4A , SSE4.1 , SSE3 , SSSE3 , SSE , x86-64Thermal Solution (PIB)Not IncludedRecommended CoolerLiquid cooler recommended for optimal performanceMax. Operating Temperature (Tjmax)95°CLaunch Date03/12/2025*OS SupportWindows 11 - 64-Bit Edition , Windows 10 - 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit