The Lenovo deal is pretty good.
http://www.microsoftstore.com/store/msstore/en_US/pd/productID.231077900/parentCategoryID.44066900/categoryID.57543800/list.true
I bought similar configured Lenovo for $350 half year ago. It's almost the same as this one except mine has HDMI ouput in addition to VGA. So far so good. It's very fast. It plays 1080p HD video smoothly.