do i need dac + amp + sound card for speaker

[bokhamees]

hi
i have motherboard asus tuf mark 2 and klipsch R-15PM POWERED MONITORS with klipsch R-10SW SUBWOOFER
http/www.klipsch.com/products/r-15pm-powered-monitors
http/www.klipsch.com/products/reference-subwoofers?model=r-10sw
i connect the speaker to the motherboard with optical cable and the sound is good

if i buy dac + amp + sound card will i get better sound ?????
my main use is gaming and movie
( i now the headset i better but i donnot like them even i have astro a50 )

 

[nvincent_08]

why would you even buy those for gaming and watching movie? most nowadays motherboard built in sound card were pretty much more than enough for usage like that, if you do professional audio work, dac+amp+soundcard is useful, but if you dont, dont buy it, it will waste money only