Specifies the degree of multisampling for antialiasing 3D content. Specifies whether hardware acceleration should be enabled.

WPF provides four registry settings for controlling WPF rendering: Setting For more information about WDDM, see Windows Display Driver Model (WDDM) Design Guide. XPDM is available on computers running Windows Vista, Microsoft Windows XP, and Microsoft Windows Server 2003. WDDM is available on computers running Windows Vista and Windows 7. XPDM is the Microsoft Windows XP Display Driver Model and WDDM is the Windows Display Driver Model.

Some of the graphics rendering registry settings have different default values, depending on whether your video card uses an XPDM or WDDM driver. Because changes to the registry affect all WPF applications, your application should never alter these registry keys automatically, or during installation. These registry settings are provided for troubleshooting, debugging, and product support purposes.

When to Use Graphics Rendering Registry Settings

This topic provides an overview of the WPF graphics rendering registry settings that affect WPF applications.

Windows 10 registry tweaks for gaming