NameAMD Ryzen™ 9 9900X
FamilyRyzen
SeriesRyzen 9000 Series
Form FactorDesktops , Boxed Processor
Market SegmentEnthusiast Desktop
AMD PRO TechnologiesNo
Consumer UseYes
Regional AvailabilityGlobal
Former CodenameGranite Ridge AM5
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-
Native USB 3.2 Gen 2 (10Gbps) Ports4
Native USB 2.0 (480Mbps) Ports1
PCI Express® VersionPCIe® 5.0
Native PCIe® Lanes (Total/Usable)28 , 24
Additional Usable PCIe Lanes from Motherboard
X870E
8x Gen4
X870
4x Gen4
X670E
12x Gen4
X670
12x Gen4
B650E
8x Gen4
B650
8x Gen4
NVMe SupportBoot , RAID0 , RAID1 , RAID5 , RAID10
System Memory TypeDDR5
Memory Channels2
Max. Memory192 GB
System Memory SubtypeUDIMM
Max Memory Speed
2x1R
DDR5-5600
2x2R
DDR5-5600
4x1R
DDR5-3600
4x2R
DDR5-3600
ECC SupportYes (Requires mobo support)
Graphics ModelAMD Radeon™ Graphics
Graphics Core Count2
Graphics Frequency2200 MHz
USB Type-C® DisplayPort™ Alternate ModeYes
