Ok bro, this things hacked me in the ankles! I've taken the thing apart, put it together on a cardboard box it's running but I'm still suffering from the same issues, I've got a ga-790xta-ud4 gigabyte motherboard, radeon hd 5550 1gb graphics card, 1tb hhd (maplins), cit 700w psu, 2x2gb ram freezer pro rev.2 CPU cooler which cools my and phenom II x6 processor..
Edit: Removed name and telephone number for personal security.