What motherboard do you have, or are you planning to get? This is a very important question. How much are you planning to overclock? Can you live with a 5% performance decrease that value ram gives you when you overclock? If you can, then get value ram. If you can't, then tell us what Motherboard you have so we can reccomend a specific kind of ram.
6600GT PCI-E for sale/Trade. Check the FS/FT forums on tech-forums for details.