ASRock B560M-ITX/ac

ASRock B560M-ITX/ac

ASRock B560M-ITX/ac

Hardware

  • Motherboard: ASRock B560M-ITX/ac
    • Ethernet: RTL8125BG Gigabit LAN Controller
    • Audio Codec: Realtek ALC897 (Layout 66)
  • CPU: Intel Core i7 10700
  • dGPU: Sapphire RX 570 ITX 8GB
  • RAM: Corsair Vengeance LPX 32GB 2x16GB DDR4 2666Mhz
  • Storage: Adata XPG SX8200 PRO 512GB M.2 NVMe
  • WiFi & Bluetooth: BCM94360CS2 NGFF M.2 Adapter
  • Monitor: Dell P2319H

Software

  • OS: MacOS Big Sur 11.3.1
  • Bootloader: OpenCore 0.6.8
  • SMBIOS: iMac20,1

BIOS Settings

  • Advanced • CPU Configuration • CFG Lock = Disabled
  • Advanced • Chipset Configuration • Primary Graphics Adapter = PCIe
  • Advanced • Chipset Configuration • Above 4G Decoding = Enabled
  • Advanced • Chipset Configuration • Shared Memory = 64MB
  • Advanced • Chipset Configuration • IGPU Multi-Monitor = Enabled
  • Advanced • Chipset Configuration • VT-d = Disabled
  • Advanced • USB Configuration • XHCI Hand-off = Enabled
  • Security • Secure Boot = Disabled

What\’s working

  •  Intel UHD630 (iGPU)
  •  Sapphire RX 570 ITX (dGPU)
  •  Restart/Shutdown
  •  Sleep/Wake
  •  Power Management (Native support)
  •  WiFi & Bluetooth (BCM94360CS2)
  •  USB

Color banding

I came across this issue with this build even though I didn\’t get this issue with my previous build using the same monitor. Solution: EDID injection using Hackintool via kext Display-10ac-d0d7.kext  SwitchResX app, change setting from Billions of colors to Millions of colors

Guides & Useful Links

To Dos

  •  Setup OpenCanopy
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