http://iamnotageek.com/articles.php?aid=10&page=1
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I prefer Speedguide.net or Blackviper
Speedguides is good as is blackviper's. In fact the services info in this guide came from blkviper.
much more in this than services etc.
its a very thorough guide for tuning a fresh install right quick.
There are many more tweaks to be had sure.