I prefer the 7.62x40 almost as far reaching, but put together with common components.
https://en.m.wikipedia.org/wiki/7.62%C3%9740mm_Wilson_Tactical

Now that is not to say that the 6.5 isn't an impressive round but being a cheapskate reloader, I like to look at common components.

JYD#176
"dein Gott schickte mich zu zerstören"
"Sic semper evello mortem Tyrannis"
"Sometimes the chance of a zombie outbreak is the only reason I need to make many of my life's Decisions." General Delivery