Dell refreshes its XPS 12 Ultrabook, XPS 27 all-in-one and XPS 8500 desktop

Now that it's unveiled its next-gen Ultrabook, Dell's taking the opportunity to refresh the machines it's already got. Starting with the XPS 12 convertible Ultrabook, the company is adding an NFC chip, Haswell processors and a bigger battery (50Wh, up from 47Wh). Between that CPU change and the enlarged power pack, Dell says the system will now last up to 9.5 hours on a charge -- more than three hours longer than the OG version. Fortunately for you, the starting price is staying put at $1,200, w...