Guide: Gigabyte Z68X-UD3H-B3 (UEFI) on Mountain Lion 10.8 - MultiBeast 5

COMPONENTS

  • Gigabyte Z68X-UD3H-B3 Motherboard 
  • Intel Core i7-2600K Sandy Bridge 3.4GHz (3.8GHz Turbo Boost) LGA 1155 HD3000
  • Dual MSI GTX 460 Hawk (N460GTX)
  • Noctua NH-D14 120mm & 140mm SSO CPU Cooler
  • CORSAIR Vengeance LP 16GB (2 x 8GB) DDR3-1600
  • 120 GB OWC Mercury Electra 3G SSD
  • Seasonic SeaSonic X760 -760W 80Plus Gold Certified ATX12V PSU
  • Fractal Design Define R3 Arctic White w/ USB 3.0

OTHER

  • Apple OS X Mountian Lion @ App Store
  • Apple Magic Trackpad 
  • Apple Wireless Keyboard 
  • 2x Dell UltraSharp LED IPS LCD U2412M

Background:

  • Gigabyte GA-P35-DS3L (R.I.P)
  • Gigabyte EP45-DS3R (R.I.P)
  • Gigabyte Z68X-UD3H-B3
  • MSI Z77A-GD80 (Returned)
  • Gigabyte GA-Z77X-UP5 TH

Downloads:

  • TonyMacx86 - Link
    • UniBeast
    • Multibeast

Procedure:

  1. Update BIOS to UEFI (version U1H): Link

  2. Set BIOS to the following: Link

    • If using the onboard HD400 video
      • Primary Graphics to IGFX
      • Internal Memory Size to 64mb
      • DVMT Total Memory Size to MAX
  3. UniBeast
    • Follow this tutorial: Link
    • Stop after completing steps 1 and 2.
  4. Boot from flash drive
    • I normally boot in verbose mode just incase (-v)
    • More info: Link
  5. Install Mountain Lion
    • Follow this tutorial: Link
    • Follow: “STEP 3: Install Mac OS X Lion”
  6. Complete initial setup.
  7. Run MultiBeast and select the following options:
  8. Reboot and enjoy your hackintosh

Notes:

  • If you want your HD4000 + discrete graphics use this guide: Link

Geekbench 10.8: