OpenCore EFI for B450 Chipset Motherboard with AMD Ryzen 6 cores with + Radeon RX 580 Graphics Card.
WARNING
| Components | Requirements | Note |
|---|---|---|
| CPU | 6 cores AMD CPU | This EFI is using a 6 cores kernel patch. If your CPU have more or less cores than this EFI, change it and refer to the OpenCore guide. |
| GPU | AMD Radeon RX 580 8GB VRAM | |
| Motherboard | B450 motherboards | This build will only work for the B450 motherboards, for other, please refer to the OpenCore Guide. |
| RAM | 2 x 8GB DDR4 3200Mhz | |
| Ethernet | Realtek RTL8111 Gigabit Ethernet | |
| Audio | Realtek ALC892 | |
| OS | macOS BigSur |
| BIOS Settings | Toggle |
|---|---|
| Secure Boot | OFF |
| TPM | OFF (optional) |
| Above 4G Decoding | ON |
| VRAM for iGPU | Above 512M for best results |
| Fast Boot | OFF |
| CSM | OFF |
| Serial Port | OFF |
- CPU Power Management
- Shutdown and Restart
- Ethernet
- Bluetooth
- HDMI
- Audio (Rear & Front)
- TRIM Support for SSD
- Etc
- From Zero Tutorial : https://dortania.github.io/OpenCore-Install-Guide/
- Creating the USB Installer : https://dortania.github.io/OpenCore-Install-Guide/installer-guide/
- Generating SMBIOS : https://github.com/corpnewt/GenSMBIOS
- USB Fixes : https://dortania.github.io/OpenCore-Post-Install/usb/ and https://github.com/usbtoolbox/tool
Tutorial on "USB Fixes" related to the UTBMap.kext and SSDT-SLEEP.aml files. Please pay close attention to the guidelines that have been provided.
- i have Asus B450-MKII , so please note that some usb ports won't work for u, if they didn't delete the USBMap.kext and use a compatible one for ure MB by using USBToolBox.
- if the OS not installed perfectly(missing gpu acceleration) please replace whatevergreen whith nootedred kexts