What ranges are your shots at typically? What is the game?

If you're after a deer load and are worried about expansion at range get a 150 Speer, Hornady or Nosler B-Tip.

Personally however, I'd have confidence in the 150 TSX at .308 speed opening sufficiently out to 500 yards...

“Perfection is Achieved Not When There Is Nothing More to Add, But When There Is Nothing Left to Take Away” Antoine de Saint-Exupery