Operating System: Find more information on the operating system and latest version available on your product with our refurbished tech guide page. Options: Choose between a 4GB RAM and 500GB HDD, a 8GB RAM and 1TB HDD and a 16GB RAM and 1TB HDD Macbook. Screen size: 13.3" screen size. Macbook: Get a refurbished Apple Macbook Pro 13'' 2011 Core i5. Processor: Core i5. Warranty: Comes with a 12 month warranty. | Apple MacBook 13" Pro 16GB RAM - 4GB | Wowcher