Processor: 2.3 GHz Quad-Core Intel Core i7 Memory: 8 GB 1600MHz DDR3 Graphics: Automatic switching between Intel HD Graphics 4000 and Nvidia GeForce GT 650M Storage: 256 GB SSD Operating system: fresh install of macOS Catalina Charger included Apple's first computer with a Retina display! This laptop still works, though it has a couple problems after many years of (careful) use: - The battery has a lot of cycles, and doesn't last very long anymore. - The anti-glare coating on the scree...