dmsee

i am planning to spend like 600-700 on a new laptop
i have couple of questions
i know for sure i want to have a dvd-rw (what is dvd-rw dual layer)?
Amd or Intel ?? whats better ?
at least 512mb memory
i just want to use for internet surfing what is best brand to choose and stuff?

and is it possible to get what i am looking for ? Where?
Help me out