Hi, I have an old P4 3200Ghz with a Asus P5B-vm motherboard, 4Gb or RAM, 460W PSU, NVidia GT-610 I currently have Windows XP and Ubuntu 14.0.4. All I want to do with this machine is playback 1080p HD video with VLC, that's it, not even word processing or internet browsing except for updates...