One of the best tools you can use to check the temperature of your CPU is HWiNFO, a free diagnostic tool that gives you a ton ...
XDA Developers on MSN
Your motherboard might be overclocking your CPU out of the box, and it's why your cooler is working so hard
Upgrading your cooler isn't going to do much either if that's the case.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results