Is 80,000 miles on a used 2012 F-250 Diesel too much?

Hello everyone, I'm wanting to upgrade from my 2013 Silverado 1500 with the 5.3 to a 3/4 ton truck. Looking at used 2500 Silverado 2500 and F250's. Found a 2012 F-250 that I like with the 6.7 powerstr...