AMD Ryzen 9 PRO 9945
DESKTOPCPU
Page Contents
CPU at a Glance Key Specs
Cores / Threads
12 / 24
Clock Speeds
3.4GHz
to5.4GHz
Socket
AM5
TDP
65W
DDR5
PCIe 5.0
AMD Radeon Graphics
Specifications
Product Information
Model NameAMD Ryzen 9 PRO 9945
ManufacturerAMD
SeriesRyzen 9 PRO
CodenameGranite Ridge
SocketAM5
Socket TypeLGA
Market SegmentDesktop
Launch Date9/16/2025
Core Architecture
Total Cores12
Total Threads24
SMTYes
Instruction Setx86-64
MicroarchitectureZen 5
Compute Die4 nm (TSMC foundry)
I/O Die6 nm (TSMC foundry)
PCIe VersionPCIe 5.0
Clock Speeds
Base Clock3.4 GHz
Max Boost Clock5.4 GHz
Unlocked for OverclockingNo
Cache Memory
L1D Cache576 KB (12 x 48 KB)
L1I Cache384 KB (12 x 32 KB)
L2 Cache12 MB (12 x 1 MB)
L3 Cache64 MB (2 x 32 MB)
Memory Support
Memory TypeDDR5
Max Memory Speed5600 MT/s
Memory Channels2
Max Capacity192 GB
ECC Memory SupportYes
Power & Thermal
Default TDP65 W
Max Operating Temperature95 °C
Integrated Graphics
GPU ModelAMD Radeon Graphics
GPU Frequency2200 MHz
NPU
Has NPUNo
Overall TOPSUnknown