Not sure what you mean, but I honestly don't know that much about computers. Before this, all I had ever done was put in some RAM by myself.
This guy's video tutorial pretty much explained everything step by step. Watching this, and asking a few quesitons made it pertty simple.
The build Irony Suggested me was $ 480.00 and that was WITH shipping & handling.
Haven't tried many games yet, but LOTRO runs with everything maxed out even with the high spec client. I get no lag at all, in towns and in the field. The game looks really nice to.