AMD processor

AMD Ryzen Threadripper 3960X

AMD Ryzen Threadripper 3960X is a 24-core, 48-thread desktop processor for Socket sTRX4, with a 3.8 GHz base clock and up to 4.5 GHz boost.

Ryzen Threadripper 3000 SeriessTRX4Zen 2Desktop

Key Metrics

Architecture
Zen 2
Release
2019-11-25
Cores / threads
24 / 48
Boost
4.5 GHz
L3 cache
128 MB
Memory
DDR4
Power
280 W

AMD Ryzen Threadripper 3960X is an exact Castle Peak desktop model in the Ryzen Threadripper 3000 Series. AMD specifies a 280 W default TDP and 3200 MT/s system memory support. It requires separate graphics hardware. Socket matching alone does not establish motherboard firmware support.

Core topology1 row
RoleArchitectureCoresThreads/coreBase MHzBoost MHzCondition
general-purposeamd-zen-224238004500Maximum boost is workload and thermal dependent.
Memory support1 row
StandardMaximum MT/sConditionChannelsECC
DDR43200Official maximum; module population can reduce the supported rate.4
Declared power1 row
TypeWattsProfileNotes
AMD default TDP280defaultVendor specification, not measured whole-system draw.
Integrated graphics1 row
StateModelArchitectureUnitCountBoost MHz
absentDiscrete Graphics Card Required00
Sources and review evidence2 sources

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