How dose the 6.5x284 compare to the 7mm mag I've got a 7 mag would I gain any thing or would I lose out by switching to the 6.5x284 I don't know much about the 6.5 x284 and I was hopping that some of you guys could help me I will mainly be hunting with this rifle at ranges from 100 to 600 yrds and anything from bobcat to elk