It's clear that Haswell has been designed with mobile devices in mind. For products like (convertible) Ultrabooks, Haswell has useful new improvements, such as the lower (idle) energy consumption. Haswell is also the generation which finally allows Intel to compete with AMD when it comes to integrated graphics.
You do software updates to get the most from favourite programs right? Updating a motherboard BIOS can in a timely manner is also critical. The guide to Flashing a Motherboard BIOS spells out the often complicated steps in plain english. PCSTATS Tips