OOOPPs my bad, sorry, didnt read it thru
Hadnt had my morning coffee, sorry, and TY Justin
The first thing I did this morning
No, the sound cards wont amplify the sound, as for the differences, it depends on usage, and the perfection of the sound you want.
Today, most on board is good enough, but if youre picky, then yes, get a sound card, tho youll need an amp as well