"The two Core i7 series - for the sockets LGA1156 and LGA1366 - offer similar pricing and specifications, with the exception of Gulftown-based hexacore products which only exist in one series and stand out in both aspects. So it's very interesting to find out whether such "twofold existence" is actually justified."
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips