AMD processor

AMD Ryzen 9 7900

AMD Ryzen 9 7900 is a 12-core, 24-thread desktop processor for Socket AM5, with a 3.7 GHz base clock and up to 5.4 GHz boost.

Ryzen 7000 SeriesAM5Zen 4Desktop

Key Metrics

Architecture
Zen 4
Release
2023-01-14
Cores / threads
12 / 24
Boost
5.4 GHz
L3 cache
64 MB
Memory
DDR5
Power
65 W

AMD Ryzen 9 7900 is an exact Raphael AM5 desktop model in the Ryzen 7000 Series. AMD specifies a 65 W default TDP and 5200 MT/s system memory support. It includes AMD Radeon Graphics. Socket matching alone does not establish motherboard firmware support.

Core topology1 row
RoleArchitectureCoresThreads/coreBase MHzBoost MHzCondition
general-purposeamd-zen-412237005400Maximum boost is workload and thermal dependent.
Memory support1 row
StandardMaximum MT/sConditionChannelsECC
DDR55200Official maximum; module population can reduce the supported rate.2
Declared power1 row
TypeWattsProfileNotes
AMD default TDP65defaultVendor specification, not measured whole-system draw.
Integrated graphics1 row
StateModelArchitectureUnitCountBoost MHz
presentAMD Radeon GraphicsRDNA 2graphics cores22200
Sources and review evidence3 sources

Last reviewed: 2026-09-14. Data confidence: High.