and include how to find out what kind of memory the cpu runs not how much what kind (as in rambus, pc100 those kinds)
active sheild
personal firwall express
anti-virus
2 questions
1. how do these programs support each other ( if they do)?
2. how much memory do these programs take up total?

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic