Yesterday, we published an article detailing how to replace the processor of an Intel Mac mini. (
http://www.hardmac.com/articles/68/). So naturally, today, we've posted a performance comparison of different processors that we installed.

We tested a core solo 1.5 GHz, a Core Duo 1.66 GHz, a Core 2 Duo 1.83 GHz and a Core 2 Duo 2.33 GHz.
You can find the article here:
http://www.hardmac.com/articles/69/