Item SpecificsBrand: Unbranded / OEM TaiwanForm Factor: Baby ATCompatible
CPU Brand: AMD / Intel
Socket Type: Socket 132 / Socket 386
Memory Type: 30-Pin SIMM
Expansion Slots: ISA 16-Bit (x6), ISA 8-Bit (x2)Input/Output Ports: AT Keyboard PortFeatures: On-Board Cache, Co-Processor Socket (80387DX)
Model: 9106-20928 / OPTi HiD/386Item Description
Item Summary:
Up for sale is a vintage Baby AT 386DX motherboard manufactured in 1991 (PCB Rev D, Board ID: 9106-20928). This board is built on the highly regarded OPTi HiD/386 chipset architecture (82C381 / 82C382) and comes populated with a ceramic AMD Am386 DX-25 MHz microprocessor.Condition & Testing Details:Proven Working: This board was pulled directly from a fully operational, working legacy system.Battery Removed: The hazardous, barrel-style Ni-Cd CMOS battery has been cleanly snipped and completely removed from the board to prevent future chemical damage.Corrosion Check: There was only minor, typical surface oxidation starting near the battery base pins. The board traces are intact, and the PCB area has been neutralized.Physical Shape: Excellent physical condition. Sockets are clean, expansion slots are firm, and there are no broken pins or cracked solder joints.
Technical Specifications:
Processor: Socketed AMD Am386 DX-25 (25MHz)Math Co-Processor Slot: Open / Unpopulated (Supports Intel 80387DX / Cyrix FPUs)
Chipset: OPTi 82C381 / 82C382 + UMC UM82C206
System Slots: 6x 16-bit ISA slots, 2x 8-bit ISA slots
Memory Slots: 8x 30-pin SIMM RAM slots
Cache: On-board socketed SRAM Cache bank includedBIOS: AMI (American Megatrends) Keyboard & System BIOS chip