Additionally, the following event is logged in the Event Viewer of the server when this issue occurs:
Event ID: 11
Task Category: None
Virtual machines configured with a 3D video adapter can only run on systems that have a SLAT capable CPU.
For information about how to identify other hardware requirements for RemoteFX, refer to the following Microsoft TechNet article:
Article ID: 2505030 - Last Review: Feb 16, 2011 - Revision: 1