Hi I'm about to buy a new rig which is delivered without O.S. I own a legit W7 home premium 64 bits OEM, the rig comes with a built in SSD. #1 does W7 installs the same way as on a standard HDD ? #2 can I reuse the same legit OEM windows on this new rig ? it's been validated on my current comp thks in advance for your tips