30/06 WW 150 gr Power-Max factory 2623 fps T/C Encore 15" PH

30/06 150 gr Ballistic Tip 59.0 gr. AA-4350 2840 fps

.308 150 gr. Speer Nitrex Factory 2721 fps. Savage Striker 15"
NOTE: Speer Nitrex produced the highest velocity of any factory ammunition that I tested. Unfortunately it was been discontinued.

.308 150 gr. Ballistic Tip 47.0 Varget 2675 fps