• BIOS zip
    —
    6.50 MB
  • BIOS zip
    —
    6.57 MB
  • GA-H55M-UD2H

    ZIP archive of 1.76 MB for the Gigabyte GA-H55M-UD2H motherboard, an Intel H55 board for first-generation Core processors. The name states neither revision nor contents.

    Archive · 1.76 MB · 15 Jul 2026
    Archive zip
    —
    1.76 MB
  • GA-H55M-UD2H (rev. 1.3)

    Firmware for the Gigabyte GA-H55M-UD2H at board revision 1.3, provided as a 6.11 MB RAR archive with no version or tested status stated in the name.

    BIOS · 6.11 MB · 26 Jul 2022
    BIOS rar
    —
    6.11 MB
  • GA-H55M-UD2H (rev. 1.0)

    BIOS archive for the Gigabyte GA-H55M-UD2H motherboard, revision 1.0, a 6.17 MB RAR file. The name gives no version or test status, so inspect the contents before use.

    BIOS · 6.17 MB · 26 Jul 2022
    BIOS rar
    —
    6.17 MB
  • GA-H55M-UD2H

    Gigabyte GA-H55M-UD2H zip archive, 1.76 MB, for an Intel H55 chipset micro-ATX motherboard.

    Archive · 1.76 MB · 26 May 2019
    Archive zip
    —
    1.76 MB
  • GA-H55M-UD2H r101

    Circuit diagram for the Gigabyte GA-H55M-UD2H desktop motherboard, revision 1.01, provided as a 1.81 MB PDF.

    Schematic · 1.81 MB · 17 Jan 2019
    Schematic pdf
    —
    1.81 MB
  • GA-H55M-UD2H

    Zip archive for the Gigabyte GA-H55M-UD2H desktop motherboard, an Intel H55 chipset micro-ATX board.

    Archive · 1.76 MB · 4 Jul 2026
    Archive zip
    —
    1.76 MB