The Apple Macintosh 512k features an 8 MHz 68000 processor, 512k of RAM, and a 400k disk drive in a beige all-in-one case with a 9" monochrome display. This model is identical to the previously released Macintosh 128k, except it is branded as "Macintosh 512k" on the rear, 512k of RAM is standard and the memory was not designed to be expanded further. In its day, the Macintosh 512k was nicknamed the "Fat Mac" because of its relatively large amount of RAM. Serial Number: C8070UTM0001WP & Apple 3.5 Drive (Y810KLWA9M0106Z) (years 1984-1986) Boot-disk/floppy is not included. The macintosh SE is working, but won’t boot without booting files (on a disk or floppy). Accesories: Keyboard + Mouse + Rare External Floppy Drive Shipping method: Royal Dutch Post Packages (PostNL)