I had two favorite loads for my Ultra Light 7mm-08:
140 TSX, Remington Brass, Federal 210M, 40gr Varget = Avg 2,760 over the croni.
120 TSX, " ", " ", 45gr Varget = 3,200 over the croni. Very accurate, pushing 1/2' moa.
My 300 wm loads were pretty hot so I won't go there.