The following is a list of hardware I use and recommend
Note: These are Amazon Associate Links. Any products purchased are the same price for you, but I get a small fee from Amazon.
What I use:
My recommendation for a budget gaming machine (Under $700):
Note: As of 1/31/2018, Graphics card prices are stupid due to the huge demand from people buying them to use for mining crypto currencies. So shop around. Tiger Direct, NewEgg, Micro Center, Frys Electronics, etc.