Mac computers that have a Retina display. MacBook Pro models: inch MacBook Pro models introduced in Native resolution: x Depending on the size of the screen on the product and the product itself, the pixels in a Retina display vary. On the iPhone 4S, the Retina display had a pixel. All of Apple's latest machines come with a "Retina Display. migrated to Retina Displays, including the iPad ( ppi), MacBook Pro and.