spidf

Anyone knows. Is it better to use a toshlink or the 3 x 3.5 jacks that came along with my speaker system? I have logitech Z906 and Soundblaster Z sound card. PC is for gaming

How can I connect my PC/MB to my A/V amp? ( M/B is an ASUS H87 plus 1150 socket). I thought adding a SPDIF card would be a cheaper/easier option. My NVIDIA GeForce GT 740 has an HDMI output, but no way to connect it to my AV amp ( TEAC AG 15D) . Yes, it`s an older model. Would a SPDIF be a...