A Windows Vista Capable PC does indeed require "a graphics processor that is DirectX 9 capable", while a Windows Vista Premium Ready PC has more stringent specifications. The difference between Vista Basic and Vista Premium is the Aero user interface, which adds glass-like effects to the appearance of the GUI.Read more over here.
A Vista Premium Ready PC requires a DirectX 9 GPU that supports a WDDM Driver, supports Pixel Shader 2.0 in hardware and defines colours using at least 32-bits per pixel. These are the important features and, in addition, the GPU also requires adequate graphics memory which Microsoft defines as..
Windows Vista Premium graphics cards requirements
Posted on Saturday, Jun 24 2006 @ 02:47 CEST by Thomas De Maesschalck