Hello,   Firstly I'll state that I know about PC custom builds, but know nothing of audio equipment setups (DAC, amp, sound card setups) aside from knowing which headphone brands are good for a good soundstage + pinpointing in fps games.   I'm looking to either buy the AKG Q701 or Sennheiser...

Hi,   I am wondering how well an external sound card (like a USB sound card) would work with headphones like the audio technica ad700x or even the akg k701 headphones? Would the sound be just as good as an internal sound card? I was looking at this but if you guys have any other...