A compact spiral heatsink for those with more moderate cooling needs, the EFZ-92HA2 is currently the best selling retail heatsink in the world along with its smaller sibling, the EFZ-92HA2. Over half a million units shipped monthly, this is a great heatsink for anyone looking to replace their stock cooler with a little more oomph and a little less noise. The EFZ-100HA2 is just 56mm tall with the fan and fits in any 2U rackmount case along with just about any small home theater or small form factor case out there, it's just that small. A universal mounting bracket supports the widest range of current AMD and Intel sockets, including the latest multicore Phenom and i3/i5 processors. We've included an Effizio 100mm fan with 3rd generation fluid dynamic bearings for years of reliable performance and no need to purchase any additional fans. The installation process is easy with a typical install time of under 10 minutes and does not require the removal of the motherboard. Each Effizio heatsink comes with a three year from the date of purchase and as always, you can be sure of getting the service should you need it. SilenX EFZ-100HA2 100mm 3rd generation fluid dynamic bearing Effizio CPU Cooler.