Windows 7 + Ryzen?
Windows 7 + Ryzen?
No one has shared their experience about running Windows 7 on Ryzen yet. You're planning a clean install and have both a physical disc and a license key. Microsoft appears to be restricting updates for Ryzen and Kaby Lake processors, which could affect compatibility. It seems risky to use Windows 7 or upgrade to Windows 10 without ensuring full support. Using your existing key might help activate Windows 10, but you should verify the latest official guidance before proceeding.
I'm unsure if it will function properly, but using your Windows 7 license for an upgrade isn't possible. The one-year promotion has ended, so you'll need to purchase Windows 10 now.
You can receive security patches as long as you avoid the March 2017 "quality" update (KB4012218). Since Microsoft now bundles older fixes into newer releases, non-security updates won’t be installable. It’s risky to assume future changes—especially if processor detection is added unexpectedly. If this update becomes mandatory for future security or hidden in a patch, you’re in trouble.