Intel Core iUM, 1. No Screen: Intel HD Sound Card: Above all, this display size is used for subnotebooks, ultrabooks and convertibles. For all three types, this size is quite large. The biggest variety of subnotebooks is represented with this size. Large display-sizes allow higher resolutions. The built-in stereo speakers, positioned on the far left and right sides of the bottom panel, were thin-sounding, as one would expect from such a small laptop, but fine for casual media consumption. Acer[…]