Display Devices Design Guide
Welcome to the Windows Display Driver Design Guide. This section includes:
WDDM is the display/graphics driver architecture available starting with Windows Vista. Drivers that adhere to WDDM run only on Windows Vista and later.
XDDM is the display/graphics driver architecture available for Windows 2000 through Windows Vista and Windows 7. XDDM and VGA drivers will not compile on Windows 8 and later versions. If display hardware is attached to a Windows 8 computer without a driver that is certified to support WDDM 1.2 or later, the system defaults to running the Microsoft Basic Display Driver.