It looks like Dell is diversifying their operating system options for people that buy the Studio XPS 13.3-inch notebook in that the notebooks now come with Ubuntu, a Linux-based operating system. So for those that want to avoid Vista, this might be a good option for you.
Besides this operating system change up, not much else is different about this notebook than the Vista version. It has a 2.4GHz Intel Core 2 Duo processor and 4GB of RAM. However, the Vista version can be upgraded to 6GB or 8GB of RAM.
The Windows-running notebook can also add on mobile broadband, if you'd like. The price tag is still the same, however, starting at $1,099. You can get the Dell Studio XPS 13.3-inch notebook with Ubuntu now.