It's an older netbook with GMA 950 graphics. Videos and such don't render smoothly at all when using a higher resolution monitor.
Have you tried magic jelly bean to extract the product key? It won't help if you've installed another OS though. You might also be able to get the product key from the manufacturer if you give them the serial number. Honestly I have no clue if they keep records of this, but it's worth a try.
YEah I've already reinstalled with windows 7 a few times. I might buy one of those cheap windows 8 upgrades though.
My laptop only has gma x3100 graphics and it does alright on an external monitor if you turn off aero