I recommend you take this question over to the WebHostingTalk forums [1]. They have a lot of smart people who are in that space and can offer a lot of insights

I recommend you take this question over to the WebHostingTalk forums [1]. They have a lot of smart people who are in that space and can offer a lot of insights as well as deals on hardware, bandwidth, storage, etc. I am not affiliated, just a user there from time to time. [1] - http://webhostingtalk.com http://webhostingtalk.com