Maybe he plays performance demanding games in his spare time or wants full performance out of Windows only 3d tools and IDEs (Visual Studio)? Just a guess. Only reasons I would want to use Windows touching hardware versus a VM.
One can do GPU passthrough with Xen[1] if hardware allows, but that's a lot of footwork to set up and configure. Performance near native through from reports of those I know that have done it. Ubisoft gave a demonstration a while ago of Crysis running through Xen and GPU passthrough[2].
One can do GPU passthrough with Xen[1] if hardware allows, but that's a lot of footwork to set up and configure. Performance near native through from reports of those I know that have done it. Ubisoft gave a demonstration a while ago of Crysis running through Xen and GPU passthrough[2].
[1] http://wiki.xen.org/xenwiki/XenVGAPassthrough
[2] http://www.youtube.com/watch?v=Gtmwnx-k2qg