Big Sur on i7-3770, RX 480 4gb and intel DH67BL

Big Sur on i7-3770, RX 480 4gb and intel DH67BL

Successfully installed Big Sur on legacy based machine.

Specs:

  • CPU: i7-3770 3.4 Ghz with full cpu power management working;
  • dGPU: MSI Gaming X RX 480 4gb with H264 and HEVC fully working;
  • iGPU: Intel HD4000 with Quick Sync enabled and working;
  • RAM: 12gb DDR3 1333 Mhz [2x4gb + 2x2gb]
  • MOBO: Intel DH67BL with latest BIOS [Legacy]
  • STORAGE: Samsung 850 Evo [MacOS] + Samsung 860 Evo [Windows]
  • BOOTLOADER: OpenCore 0.6.8 [Legacy]

What's Working?

  • Ethernet [Intel Mausi];
  • Audio [Apple ALC - alcid=1];
  • iGPU and dGPU [Whatevergreen];
  • Bluetooth [USB Adapter];
  • USB 2.0 [Front panel and back panel];
  • Headphones jack - DP Audio;
  • iCloud Services;
  • All other things in macOS.

Bugs and things not working:

  • USB Bug: when disconnecting and reconnecting a usb device in back panel it reboots;
  • USB 3.0: Controller not supported and not recognized [NEC Renesas].

System Information

EFI Structure

submitted by /u/Rizzo_GR
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