The performance may be too thin for current games, for the usual applications, it should be sufficient but loose (HD video, 3D xscreensaver without jerking, yet not much CPU load)
Another great advantage is also the passive cooling - The map is good warm (glxgears -> 58 ° C, no case fan in operation) remains naturally beautiful quiet;)
So if you need a new mega-desktop and do not want to take a lot of money into their own hands: you!
