up-voted because of nice comparison of performance of atom and p4 cpus, but 35W is what cpu eats alone (vs ~110 for P4 cpu may be?). How much atom-based nettop

up-voted because of nice comparison of performance of atom and p4 cpus, but 35W is what cpu eats alone (vs ~110 for P4 cpu may be?). How much atom-based nettop will consume watts in total? And what about I/O throughout, is nettops compared to desktops? I think about either reusing existing old desktops or buying one of these nettops for: 1) home network server, which will act as media storage and as VPN gateway for home network. 2) media server for my tv