X399m-Taichi-Ryzen-Threadripper-2970wx-RX550-Monterey-Opencore

Monterey EFI(Opencore 0.7.4) for X399m Taichi Threadripper 2970wx GTX Titan Black

My Hardware

CPU: AMD Ryzen Threadripper 2970wx
Graphics Card: AMD Radeon RX550 4G
Motherboard: Asrock X399m Taichi
Wi-Fi & Bluetooth: Intel AX200 (replaced motherboard's original AC3168)
Network Adapter: Intel i211 x2
Audio Card: Realtek ALC1220 (AppleALC Layout: 1)

Tested macOS Version

macOS 11 Monterey (12.0-12.0.1)

Compatibility

AMD Ryzen Threadripper 2970wx (theoretically compatible with all 1st and 2nd generation Threadripper processors)
All AMD & Nvidia Graphics Card works with whatevergreen.kext (maybe you have to edit boot arguments)
All Intel WiFi & Bluetooth
All Intel Network Adapter
All Realtck Audio Card (maybe you have to edit AppleALC layout-id)

What Works

Video Acceleration
Audio
USB ports
CPU Temperature and Voltage/Wattage
Sleep
WiFi
Bluetooth
Wired Network
iMessage
Handoff (sometimes works)
Universal Clipboard
Virtualization (Oracle Virtual Box)

What does not Work

Airdrop
Connect to Hidden SSID (refer to airportitlwm)

What will never Work

Things do not work on AMD Vanilla

BIOS Settings

Turn on: AMD SVM, IOMMU, SR-IOV, Above 4G Decoding, WHQL Driver
Turn off: CSM
If your motherboard does not support Above 4G Decoding, you should add npci=0x2000 in boot arguments

SMBios Settings

Model: iMacPro 1,1
This EFI does not contain Model Settings, you need to add it by OC Configurator before first boot