Uploaded April 2026 | Updated September 2026, 1 week ago

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Updated 2026 guide on how to undervolt and tune Ryzen laptop CPUs and mobile AM5 chips like the Ryzen 5 7640HS.

This works for a lot of Ryzen 7000 / 8000 / 9000 mobile CPUs, both on laptops and mini PCs.

In this video I show the BIOS route first, but the Windows route if your BIOS is locked too!

0:00 Why mobile Ryzen tuning is worth it
1:10 Hidden BIOS options
3:05 CPU undervolt / overclock basics
5:00 Eco Mode and iGPU tweaks
6:10 Windows method with UXTU

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#RyzenLaptop #Undervolt #AM5