How about something like this? http://www.amazon.com/Corsair-80PLUS-Gold-Certified-Power-Supply/dp/B00EB7UIXM/ref=sr_1_3?s=electronics&ie=UTF8&qid=1386781743&sr=1-3&keywords=850watt+power+supply
CPU PSUx2 HDD RAM
These are pretty much the minimums. If you find equivalent models for cheaper, or want to go higher, feel free.