MSI introducing the AGESA 1.1.9.0 BIOS with Resizable BAR support for Nvidia cards MSI has rolled out the latest AGESA 1.1.9.0 BIOS firmware for its AMD 500 series motherboards. Nvidia graphics cards will finally support the Resizable BAR and ease of life feature in the update. MSI introduces AGESA 1.1.9.0 BIOS firmware update for the X570 and B550 with Resizable BAR support for Nvidia cards. MSI is officially rolling out the AGESA 1.1.9.0 BIOS firmware on its X570 and B550 motherboard. The brand new Curve Optimizer feature allows the motherboard to tap in more performance from the already good Ryzen 5000 series processor. Plus, the biggest news comes in the Resizable BAR, which finally supports Nvidia and its graphics card. Nvidia hasn’t provided any official support for its card, but both Intel and AMD look to support it officially.