at 308 velocities you will not make an accubond fail.
I shot a 160 gr. .284 accubond into a 20" block of hard maple with an impact velocity of 3520 fps, the bullet retained 61% of its total weight and expanded to .658 diameter.
A pic

left is a 7mm rem mag for size comparison, next is a 7mm Allen Round, a new 160 accubond and the recovered expanded one
RR