Was looking up some pc gaming news and came across a really helpful article which actually compiled three different builds ranging from $600-$1200. They listed all of the parts necessary for each build as well. If you are interested in joining the master race go ahead and give it a look over. If you ever got any questions about the builds and their parts (especially graphics cards which can get confusing) just ask me.

PC Gaming Is Cheaper Than You Think, Here's A Guide