We were definitely impressed by the Philips Gioco 278G4DHSD. It's a jack-of-all trades. You can use it for video and photo editing, for gaming, for watching (3D) movies and of course for your standard software. It's stronger in some departments than others, but very good in general.
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