im going from an msi k7t 266 pro r, to the 8k3a+, should i format, i just did like 2 months ago, and its really a pain, cause i have a 40 gb drive (main one) and a 20 gb back up...and about 15 gigs of the 40 gb drive are music, and car videos and stuff like that, and i dont have anywhere to store it....what should i do