Youll find hard disks with storage capacities of 160GB right up to a colossal 6TB, the latter of which can stash up to 1,500,000 music files, 1,200,000 digital pictures and nearly 460 hours of HD playback. An internal hard disk will be fitted inside your computer CPU or tower meaning it wont easily be degraded or corrupted.īrowse for drives from trusted brands like Toshiba, Samsung, OCZ and more. Looking to enhance your PCs performance? An internal hard disk drive (HDD) could be just the thing to help your computer run more efficiently, providing more storage space as well as equipping your machine with better performance for handling any day to day tasks.