"In case you missed it, Frostytech's Top 5 Heatsinks Chart has just been updated for January 2013. A couple of new heatsinks rise to the top of the best of the best... If you're lost in a sea of hundreds of CPU heatsinks, the Top 5 Heatsinks really helps narrow down the field. Heatsinks are ranked by the coolest performance, lowest noise and by low profile cooling ability for heights less than 154mm, 110mm, 75mm and 45mm. Use Frostytech's Top 5 Heatsink Chart to find the best heatsink, in your region of the world, that offers the coolest performance."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips