Perdition
Expert Member
Some very interesting technical articles on the Xbox 360. If you don't know much about CPU architecture you may find the articles a bit challenging/boring i.e. only geeks apply 
Inside the Xbox 360, part I: procedural synthesis and dynamic worlds
http://arstechnica.com/articles/paedia/cpu/xbox360-1.ars
Inside the Xbox 360, Part II: the Xenon CPU
http://arstechnica.com/articles/paedia/cpu/xbox360-1.ars
Inside the Xbox 360, part I: procedural synthesis and dynamic worlds
http://arstechnica.com/articles/paedia/cpu/xbox360-1.ars
Inside the Xbox 360, Part II: the Xenon CPU
http://arstechnica.com/articles/paedia/cpu/xbox360-1.ars