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Graphics kernel performance improvements

Last Updated: 2/14/2017

To help evaluate graphics hardware performance, Windows Display Driver Model (WDDM) 1.3 and later drivers can optionally provide accurate timing information for API calls that are processed by the GPU. This capability is new starting with Windows 8.1.

Kernel performance reference

These reference topics describe how to implement this capability in your display miniport driver and user-mode display driver:

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