Produced for only about a year before being replaced ! Very rare Macintosh SE FDHD - in perfect condition, fully functional and cleaned. The Macintosh SE FDHD features a hard drive and a 1.44 MB "SuperDrive" floppy disk drive instead of the 800 KB drive. The SuperDrive introduced with the SE FDHD became the standard for all PCs and Macintosh computers in the following decade. -> Fully functional and tested computer -> Packaging including a manual and some folders -> A working mouse -> A functional keyboard -> Packed in a wooden box ! The Macintosh SE FDHD was launched on August 1, 1989 and discontinued on October 15, 1990 It directly replaced the original Macintosh SE model from 1987 The Macintosh SE FDHD is indeed a very rare model, produced for only about a year before being replaced, but it remains an important milestone in the evolution of the classic compact Macintosh line. Introduction - Launch date: August 1, 1989 - Discontinued: October 15, 1990 - Replaced the original Macintosh SE model from March 1987 Processor and Memory - CPU: Motorola 68000 @ 8 MHz - Data bus: 16-bit - ROM: 256 KB[3][4] - RAM: 1 MB, expandable to 4 MB using 30-pin SIMMs - 4 RAM slots, requiring matched pairs of SIMMs Storage - Floppy Drive: 1.44 MB SuperDrive (3.5"), high-density, standard - Hard Disk: 20 MB or 40 MB SCSI hard drive, internal - 2 front-facing 3.5" drive bays (floppy + HDD) Display - Built-in 9" monochrome CRT display - 512x342 pixel resolution Ports and Expansion - Ports: 2 ADB, 1 SCSI, 2 serial, 1 floppy drive, 1 modem - 1 Processor Direct Slot (PDS) for expansion cards Miscellaneous - Dimensions: 13.6" H x 9.7" W x 10.9" D (34.5 x 24.6 x 27.7 cm) - Weight: 17 lbs / 7.7 kg - Original price: $3,700 depending on configuration - Supported Mac OS versions: 3.3 - 7.5.5 - Gestalt ID: 5 - Apple order number: M5011 The key innovations of the Macintosh SE FDHD were: 1) The high-density 1.44 MB "SuperDrive" floppy disk drive, which became the standard on Macs and PCs in the 1990s. 2) An internal 40 MB SCSI hard disk drive included by default. 3) A new platinum colored case design, shared with the Macintosh II. The Macintosh SE FDHD was an important evolution of the compact Macintosh line, adding greater storage capabilities while retaining the classic all-in-one form factor with a crisp 9" b&w display. It bridged the gap between the original 1984 Macintosh and the more powerful Macintosh II series.