i just bought an asus a88x-plus board with an AMD a8-7600 apu,reused6yr old psu 300w 80+bronze to take advantage of my 1920x1080p 32inch screen for hopefully a live streaming/home theater and fair to good gaming. i want to get led ddr3 dimms but i don`t know if i should get 2x4gig 1600mhz cl8 ram or bigger ram. i am going to recycle my 2yr old hdd 1 tb and dvd player to it and also add a 6yr old 750 gig hdd can i also transfer my hp p2-1343w, oem 64bit windows 8 to it or purchase new?i know 64 bit windows is a must for this.but so expensive new.what should i do?