Is there any sense in having 16+ cores and powerful GPU with Qubes?

[fsflover]

Xeon Processor okay for Qubes OS?

Are Xeon Processor okay for Qubes OS?

@qbs

Does using a dedicated GPU is less secure in any way than using integrated graphics?

AppVMs use a software-only (CPU-based) implementation of OpenGL. It seems one cannot do much about it, since it’s necessary for Qubes OS GUI isolation. Related issue.