WDDM 2.7: Added support for Hardware-Accelerated GPU Scheduling to reduce latency.
Starting with Windows 8, Microsoft categorized drivers into three types to support different hardware scenarios: wddm driver
At its core, WDDM acts as the translator between the Windows operating system and your graphics processing unit (GPU). It manages how memory is allocated, how video is rendered, and how multiple applications share the GPU's power simultaneously. Key Features of WDDM WDDM 2
WDDM 1.0 - 1.1: Introduced the Aero glass interface and improved memory management in Windows 7. how video is rendered