- also known as SIS 486-471 VL BUS 5/3.3volt Rev:A
        - BIOS ID string  ????????    <--- send yours in
        - 2-72 pin SIMM slots  (1-128meg FPM DRAM)
        - 4-30 pin SIMM slots
        - 3-32bit VESA Local Bus slots
note:        - 6-16bit ISA slots
note:        - 1-8bit XT slot
        - 64k-512k CACHE support in 8-28pin sockets
        - AMI 199??? Auto-Detect BIOS.
        - Green PC Connector
        - SiS 85C471 chipset
        - Supports 3.3v/5volt CPU's
        - ZIF 237pin CPU socket 3 which supports these processors:
          INTEL 80486SX/SX2,80486DX/DX2/DX4,P24D
          CYRIX CX486S(M6),CX486DX(M7)
        - Supports speeds of 20/25/33/40/50/66 MHz.
        - Manufactured by: ? VISION TECHNOLOGIES (now defuncted)