The 300 Savage is about right. I believe it is still the most efficient thirty.
I agree that the 300 Savage is quite efficient on White tails. You can use non-premium bullets or even cast. I've used 150 grain Hornady Interlocks with good results.
I prefer classic. Semper Fi I used to run with the hare. Now I'm envious of the tortoise and I do my own stunts but rarely intentionally