Tandy 2000

The Tandy 2000 used an 8 MHz Intel 80186, high-capacity floppy drives and optional 640 x 400 graphics to outperform many early IBM PCs. Its MS-DOS implementation was compatible at the operating-system level but not completely hardware compatible.

Microsoft used the machine in early Windows development, yet growing demand for exact IBM compatibility limited the market for its technically advanced proprietary design.

Notable Features

• Processing is provided by Intel 80186 at 8 MHz.
• The standard memory configuration was 128KB or 256KB standard; expandable to 768KB.
• Display hardware provided Optional 640 x 400 monochrome or eight-colour graphics.

Historical Significance

• Microsoft used the machine in early Windows development, yet growing demand for exact IBM compatibility limited the market for its technically advanced proprietary design.
• Storage-only and minor motherboard revisions are documented on this page rather than treated as separate products.

Collector’s Notes

• Confirm the catalogue number, processor, memory and drives because similar Tandy cases were sold in several configurations.
• Original DeskMate or system disks, keyboards, monitors and Radio Shack documentation add historical value.

Specifications

Technical Information
Name	Tandy 2000
Manufacturer	Tandy
Launched	Monday, November 28, 1983
Discontinued	1988
Launch Price	$2,750 dual-floppy system
Country	United States
CPU	Intel 80186 at 8 MHz
Units Sold
Operating System	Tandy MS-DOS 2.11; Xenix available
I/O	Serial, parallel and five expansion slots with optional mouse and graphics
Keyboard	Separate professional keyboard
Storage	One or two 720KB 5.25-inch floppy drives; 2000HD adds 10MB hard disc
Sound	Programmable speaker
Graphics	Optional 640 x 400 monochrome or eight-colour graphics
Display	External Tandy monochrome or colour monitor
ROM	System BIOS
RAM	128KB or 256KB standard; expandable to 768KB
CPU Speed	8 MHz