INSUBCONTINENT EXCLUSIVE:
need.The new documentation from Apple explains which graphics cards are compatible with macOS 10.14 Mojave thanks to their support of
install one of these cards if you want to use macOS Mojave.Compatible graphics cardsThese are the cards that support Metal and are
compatible with macOS Mojave:MSI Gaming Radeon RX 560 128-bit 4GB GDRR5Sapphire Radeon PULSE RX 580 8GB GDDR5Sapphire Radeon HD 7950 Mac
Vega 64AMD Radeon Pro WX 9100AMD Radeon Frontier EditionInstalling one of those cards in your Mac Pro doesn't guarantee it will be able to
installed, press the Option key on the keyboard and go to Apple > System Information > Graphics/Displays
If your graphics card can run macOS Mojave, it will say 'Supported' beside 'Metal'.