Sharp X68000

The Sharp X68000 was a high-performance Japanese home computer launched in March 1987. Its distinctive twin-tower case housed a 10 MHz 68000-compatible processor, powerful custom graphics hardware, FM synthesis and dual high-density floppy drives.

Designed to deliver arcade-quality graphics and sound, the X68000 became famous for exceptionally accurate conversions of contemporary Japanese arcade games while also serving as a capable platform for graphics, music and software development.

Notable Features

• Distinctive twin-tower case with retracting carrying handle.
• Advanced custom graphics supported sprites, hardware scrolling and palettes of up to 65,536 colours.
• Yamaha FM synthesis and ADPCM audio delivered arcade-quality sound.

Historical Significance

• One of the most technically advanced home computers of the late 1980s.
• Became the reference platform for remarkably faithful Japanese arcade conversions.

Collector's Notes

• Ageing power supplies and leaking backup batteries require inspection before use.
• A keyboard, mouse and suitable multi-frequency monitor are essential parts of a practical system.

Specifications

Technical Information
Name	Sharp X68000
Manufacturer	Sharp
Launched	Saturday, March 28, 1987
Launch Price	Approximately ¥369,000
Country	Japan
CPU	Hitachi HD68HC000 at 10 MHz
Units Sold
Form Factor	Twin-tower desktop
Input	Keyboard, mouse and two joystick ports
Display	Multi-frequency RGB monitor support
Expansion	Two expansion slots
Operating System	Human68k 1.01
Storage	Two 5.25-inch floppy drives; ACE-HD included 20MB hard disk
Sound	Yamaha YM2151 FM and OKI MSM6258 ADPCM
Graphics	Sharp X68000 custom graphics chipset
RAM	1MB standard, expandable to 12MB
CPU Speed	10 MHz