Soundcard requirements for blu-ray using hd 5770 card

fasterface

Distinguished
Jun 30, 2009
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Since the ATI Radeon 5770 can now do bitstream through the card for blu-rays, what type of integrated sound card on the mb do i need. I don't want a separate sound card, just wondering if the mb needs the coax or optical out on it in order for this all to function through the hdmi on the video card.