AMD Ryzen™ 9 7900

NameAMD Ryzen™ 9 7900

FamilyRyzen

SeriesRyzen 7000 Series

Form FactorDesktops , Boxed Processor

Market SegmentEnthusiast Desktop

AMD PRO TechnologiesNo

Consumer UseYes

Regional AvailabilityGlobal , China , NA , EMEA , APJ , LATAM

Former CodenameRaphael AM5

ArchitectureZen 4

# of CPU Cores12

Multithreading (SMT)Yes

# of Threads24

Max. Boost Clock Up to 5.4 GHz

Base Clock 3.7 GHz

L1 Cache768 KB

L2 Cache12 MB

L3 Cache64 MB

Default TDP65W

Processor Technology for CPU CoresTSMC 5nm FinFET

Processor Technology for I/O DieTSMC 6nm FinFET

CPU Compute Die (CCD) Size71mm²

I/O Die (IOD) Size122mm²

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)AMD Wraith Prism

Max. Operating Temperature (Tjmax)95°C

Launch Date01/14/2023

*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 3.2 Gen 1 (5Gbps)0

Native USB 2.0 (480Mbps)1

Native SATA Ports0

PCI Express® VersionPCIe® 5.0

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

Additional Usable PCIe Lanes from Motherboard

X670E

12x Gen4

X670

12x Gen4

B650E

8x Gen4

B650

8x Gen4

NVMe SupportBoot , RAID0 , RAID1 , RAID10

System Memory TypeDDR5

Memory Channels2

Max. Memory128 GB

System Memory SubtypeUDIMM

Max Memory Speed

2x1R

DDR5-5200

2x2R

DDR5-5200

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
Product ID Boxed100-100000590BOX

Product ID Tray100-000000590
Supported TechnologiesAMD EXPO™ Technology , AMD Ryzen™ Technologies