The HP Compaq 6305 SFF works excellently with Linux. Most drivers are open-source and included in the kernel (especially for Radeon graphics and Realtek audio/LAN).
Double Driver (portable, safe).
Visit HP’s Community Forums (search: “HP Compaq 6305 SFF drivers”) or check r/HP on Reddit. Many enthusiasts have posted working driver packs for Windows 10. hp compaq 6305 sff drivers
