AMD Radeon Graphics temp reading and fan control

We need a simple demo app where a user can see the actual temperature and the core speed (for example: 600MHz or 568MHz) of an ATI Radeon Graphics Card GPU. The user must also be able to change the core and fan speed of the GPU. 1. The app must be written in C# 4.0 and WPF 2. The app must use the latest AMD Display Library SDK