Right now I have Logitech X-540 speakers.
When I play audio out of ONE of the speakers, the sound is really bad / low quality.
When I'm sitting in my chair regularly though, it sounds fine because I hear all of the speakers at once and the sub-woofer.
If I bought a decent sound card, would the audio quality increase in the separate speakers? Right now I'm just using the on-board Realtek HD audio.
Also, would buying a better sound card make the audio just sound better in general?
Realtek HD Audio is actually a very decent audio device. You may see very small improvements in sound quality if you spend maybe 40-50 dollars on a card from creative, however you would probably see more of a difference using that money on new speakers. I use Realtek HD Audio to run my 5.1 surround sound system and it sounds great, I would not get a new sound card, but instead new speakers.
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