I didn't ask about the Hypervisor host. I'm talking about the time taken by OMVF/SeaBIOS or whatever equivalent in the VM; which is why I asked about the type

I didn't ask about the Hypervisor host. I'm talking about the time taken by OMVF/SeaBIOS or whatever equivalent in the VM; which is why I asked about the type of VM/Hypervisor because that might not apply.