Option # 1

PC -> HDMI -> AVR -> HDMI -> TV
(PC HD 4670 - connect SPDIF loop-in via motherboard)

Option # 2

PC -> HDMI -> TV (video signal)
PC -> Optical -> AVR (audio signal)

Optical connection can bitstream DTS / Dolby Digital

For BluRay HD audio, go and buy Asus Xonar HDAV 1.3

RCA = http://en.wikipedia.org/wiki/RCA_cable

This post has been edited by djdyks: Jun 12 2009, 08:44 AM