Description
Vintage DTK MIA2R3S Intel 386DX-25 Desktop Computer – NEAT Chipset 1990 Era
This listing is for a DTK MIA2R3S motherboard-based 386DX-25 desktop system, assembled by Insight Computer Systems around 1990–1991.
It features the reliable CHIPS & Technologies NEAT chipset and an AMI 1990 BIOS, paired with a period-correct Orchid ProDesigner II VGA card and a Seagate ST-series MFM hard drive.
🧠 System Details
• Motherboard: DTK MIA2R3S (NEAT chipset, AMI 9051326 BIOS)
• CPU: Intel 80386DX-25 MHz (socketed PGA)
• Graphics: Orchid ProDesigner II VGA ISA
• I/O Controller: DTC multi-I/O (MFM/RLL HDD + floppy + serial/parallel)
• Storage: Seagate ST MFM hard drive (installed)
• Memory: 30-pin SIMMs installed (as pictured)
• Bus: ISA 16-bit AT-form factor
⚙️ Condition
• Did not power on in testing. During inspection, we saw at least one connector from the Power Supply was not connected. However, it has not been tested any further. Sold for parts as is no returns.
• Original components are present and unmodified.
• Some corrosion around edges, notably near the old CMOS battery area (typical for age). Shown in some photos where we could.
📦 Included
• Desktop tower chassis with installed motherboard, cards, and drive exactly as shown.
• No keyboard, mouse, monitor, or power cord included.
This product is in condition.