With the launch of Windows 8 getting closer and so many new devices being launched, instead of doing a separate post for all of the devices. Here is a spreadsheet with over 30 Windows 8 devices which are going to be launched.
Windows 8 Devices
Some of the cells on the spreadsheet are empty because most of the devices haven't had a final launch yet where all the specifications have been confirmed (or I couldn't find them when I was trawling through the internet).