MSI has been showing off Windows based tablets for a while. While none of these machines are available in the market yet, one of them - the WindPad 100W - is now up for pre-order from Excaliber PC. It has an Intel Atom Z530 processor and Windows 7 operating system. It is priced at $649. Now it looks like the WindPad 100W has a sibling called the WindPad 110W. This model will have an AMD Fusion