Názor k článku Procesory Intel mají vážnou hardwarovou chybu, záplata výrazně snižuje výkon od Peto_MiG - AMD processors are not subject to the types...

AMD processors are not subject to the types of attacks that the kernel
page table isolation feature protects against. The AMD microarchitecture does not allow memory references, including speculative references, that access higher privileged data when running in a lesser privileged mode when that access would result in a page fault.

https://lkml.org/lkml/2017/12/27/2