I can also vouch for the difference, even from going from laptop audio to ASUS' modo audio. However, once I got my Focusrite Scarlett, the difference was amazingly profound. I'd definitely recommend a good external source--it breathes new life into a music collection.
Also, I keep misreading m902 as m980. God damn it, somebody drag him back.
Also, I keep misreading m902 as m980. God damn it, somebody drag him back.