pci

2.0 slot better than x16? Erm basically tryin to decide between http://www.newegg.com/Product/Product.aspx?Item=N82E16813131225 or http://www.newegg.com/Product/Product.aspx?Item=N82E16813130159

I'm trying to get a new video card for my computer so that I can play XI on either medium settings or full. I'm getting an Nvidia GeForce 6800. Now, there's three choices I see, AGP, PCI, and PCI Express. I'm a bit retarded when it comes to computers, so you'll have to excuse me. But what in...