intel nuc8i7HNK kvm gpupasstrough

I got an nuc8i7HNK ubuntu 18
this minipc have 2 graphics card

amd radeon rx vega gl
intel hd graphics 630

I don't find info about to use hd graphics 630 like output for ubuntu and to use radeon like passtrough in kvm

it is possible ?

I would like to emulate windows with full acceleration

any link , tutorial is helpfull