Quote Originally Posted by BatHead View Post
Noob question I know, but what is an SSD?
A solid state drive. No moving parts or discs like hard disc drives. Access times are much faster regardless of where the information is physically located on the drive (ie. there basically is no such thing as fragmenting). I don't know what sort of bandwidth the PS3/4 uses, but a SSD should be able to keep it capped when transferring data, whereas a HDD has to spin up and search over several discs -- usually falling way behind the SATA bandwidth cap.