Hi i got a sata iii western digtail 1 tb harddrive and its all i have no raid 0 is there any difference if i use sata iii or sata ii.? RIght now its on sata iii but my mobo makes my pci-e card run at x8 pcie insdide of x16 and im a gamer.. So does anyone know if there is a difference ? in sata iii sata ii with only 1 hardrive non ssd?