SystemCooling.com has checked out the Swiftech MCX4000 P4 Heatsink cooler
From the very beginning of SystemCooling.com it has been our intent to test, examine, and report on the effectiveness of P4 Coolers. To this end we have studied no less than 22 after-market coolers and come up with an amazing discovery.Read more
Unless you are an Overclocker, Power-User, a Cooling Fanatic (like me) or someone who wants nothing but the best sitting on their CPU, or someone who just wants a better handle on their CPU temperatures, then stay with the Cooler that came with your P4 as they will do an adequate job, but if you refuse to settle for anything less than the best then keep reading!!