The small differences. At first glance, Acer's One 10 and the Aspire Switch 10E that we tested quite a while ago seem to be very similar. A closer look, however, reveals multiple (mostly sensible) modifications - but changing to a newer processor architecture does not belong to that.
http://www.notebookcheck.net/Acer-One-10-S1002-17HU-Convertible-Review.161554.0.html