Amstrad PC3386SX

The Amstrad PC3386SX was the performance model in the PC3000 family, using a 20 MHz Intel 80386SX processor with built-in VGA graphics. It offered the protected-mode capabilities needed by advanced DOS software and early versions of Microsoft Windows while retaining a comparatively affordable 16-bit system bus.

Sharing its case and much of its architecture with the PC3286, the PC3386SX was commonly supplied with a high-resolution colour monitor and hard disk for business and professional use.

Notable Features

• Top model in Amstrad’s PC3000 desktop range.
• 20 MHz 80386SX processor combined 386 software support with a 16-bit external bus.
• Built-in VGA and multiple ISA slots supported standard PC peripherals.

Historical Significance

• Represented Amstrad’s move into increasingly Windows-capable business systems.
• Shared the conventional Generation 3 chassis with the PC3286.

Collectors Notes

• Original hard disks may require repair or replacement after decades of storage.
• Complete examples with matching high-resolution Amstrad display are uncommon.

Specifications

Technical Information
Name	Amstrad PC3386SX
Manufacturer	Amstrad
Launched	Monday, January 1, 1990
Discontinued	Early 1990s
Launch Price	Approximately £1,600 plus VAT with high-resolution colour monitor and 40MB hard disk
Country	United Kingdom
CPU	Intel 80386SX at 20 MHz
Units Sold
Sound	PC speaker
Coprocessor	Socket for Intel 80387SX math coprocessor
Operating System	MS-DOS 3.3 and Microsoft Windows 2.1
Keyboard	102-key AT-style keyboard
Ports	Parallel, serial, mouse and VGA
Expansion	16-bit and 8-bit ISA expansion slots
Storage	1.44MB 3.5-inch floppy drive; commonly supplied with a 40MB hard disk
Graphics	Built-in Paradise VGA
RAM	1MB standard, expandable to 16MB
CPU Speed	20 MHz