HP TouchSmart PCs, both of the desktop and notebook varieties, have come a long way from their inital debut. Today we currently have a wide variety of TouchSmart models running various operating systems and sporting numerous capabilities thanks to market demand and a varied customer base.

With the release of Microsoft's Windows 7 operating system, many of us want to upgrade our TouchSmarts for various reasons, like improving overall system performance or developing touch centric software for TouchSmart suite. To aid in your upgrade endeavors, below you'll find a handy chart to help you understand the upgrade possibilities for your TouchSmart PC.

Click the chart below to view in full size