The best way to get a feel of the desktop viewer that we are developing is to watch it in action. I used CamStudio to capture the video. What you will see is a side by side
win32 Archive

Fastest Screen Capture using C# – VISTA vs WIN7
Update: I recently installed Windows Version 7 RC and perceived a performance increase (more frames per second) in the Remote Desktop Viewer. I thought I would recapture the performance numbers and compare Vista to Win 7 (both