Yeah you could go with an Intel processor...for me again, it's really just a personal preference. And I have stock in AMD, so I try to support them. Nukem's right about the Opteron though, they overclock great. But you might not want to have to deal with that (are you building the system yourself or are you having someone else build it?).
2GB of RAM would be a good call as well. If I was building a computer right now, I would probably go with this:
About the monitor: Like I said, I haven't heard of that brand. Pepsiboy recommends a ViewSonic; that's what I have right now. It came with 2 dead pixels, but that's not too big of a deal. I would go with a nice widescreen because that's what I wish I had done. Nonetheless, this looks like a pretty nice one:
It looks like that PSU according to NE has been "deactivated"? You might want to try this one: http://www.newegg.com/Product/Produc...82E16817103932
I haven't had any problems with that one before. I like one of their other models more, but it looks like it is on backorder. Antec's also come out with a couple more I haven't used before--they might be worth looking into in greater depth: