You don't have to build custom motherboards and source specialty components to build a sleek all-in-one PC. At least not anymore, thanks to Intel's Thin Mini-ITX platform, which it debuted roughly a year ago at Computex. The main board is the same footprint as Mini-ITX (that's a 6.7-inch square), but it calls for a much shallower construction -- with horizontally stacked RAM and a shorter port cluster to keep the whole thing under an inch tall. To maintain its sleek physique, Intel pairs the desktop-class
