Are SATA 3Gb/s and 1.5Gb/s hard drives interchangeable?
July 5, 2011 3:05 PM Subscribe
My computer (Macbook pro 4,1) has a Serial ATA (1.5Gb/s) bus. Can it use a hard drive that has a speed of 3gb/s?
I have this computer
It currently uses this (PDF)
hard drive (model no: Hitachi HTS542525K9SA00)
I'm going to upgrade to a 500GB hard drive, but I'm confused about what SATA speed I need to be going for. Could it be 3 Gb/s, or should I stick with 1.5 Gb/s