I tried this a while back. My results can be seen at <a href="http:&#x2F;&#x2F;miffe.org&#x2F;bench&#x2F;" rel="nofollow">http:&#x2F;&#x2F;miffe.org&#x2F;bench&#x2F;</a><p>The largest problem is that the NVIDIA driver refuses to work when it detects that it&#x27;s in a VM. The workaround is to hide the VM status for the guest os, by using -cpu host,kvm=off and disabling the tweaks that makes windows work better (hv_time,hv_relaxed,hv_vapic).