I'v had alot of these same problems happen to me. I ended up sending the laptop back to AW the week after I got it. Took them 2 months to finally decide to cancel the order and build me a new one... But I won't go into that... 4...
Heres the problem. I just noticed that everytime I start up my laptop it logs me directly into the Administrator account (XP Pro). I created a few other users, made Administrator folders private and changed log in type to select user...
Good news (at least for me) Went and downloaded the latest driver from AW and my spikes have stopped. Go to drivers download area choose mobile, alienware corp, area 51m (766), and download the latest
I have noticed it too... I'v had my laptop for 3 days now. finally after 3 reformats I finally realized that the Internal Wireless card was causing the problem. I have an external card that I plan on trying tonight... AW response is...