Nvidia Turing graphics cards get Resizable BAR support — if you're willing to flash a modified UEFI
by from Tomshardware on (#6K8GV)
Developer terminatorul has shared a UEFI driver that can be used to enable Resizable BAR (ReBAR) on systems packing Nvidia Turing architecture graphics cards. However, be careful as this needs to write configuration data to your motherboard UEFI.