Upgrade your old laptop with this 13-Inch Apple MacBook Pro 500GB HDD - 4GB or 8GB RAM Grade B refurb with a 90-day warranty covering all technical and hardware faults Features a 13.3” display Powered by an Intel Core i5 processor Pre-installed with OS X version 10.11 With a 500GB hard drive and up to 8GB of RAM Perfect for home and office use Operating System: OS X 10.11 El Capitan Please see Full Details for full specifications Buying Options:  4.9 pounds for the 4GB RAM 13-Inch Apple MacBook Pro 500GB HDD 4.9 pounds instead of 7.9 pounds for the 8GB RAM 13-Inch Apple MacBook Pro 500GB HDD - save 32%