The $388 discount must come from the fact that no Operating System is included by default.
Not happy with the processor? Upgrade!
Need a second hard drive to store all of your data?
I realize that server grade equipment is supposed to be higher end, more redundant, etc. However, these commodity parts don’t come close to justifying the costs Dell is trying to push here. These Dell upgrades cost an arm, leg, and all of your VC cash. No deal Dell.