HDMI has limitations, though, and isn't always the perfect choice. For example, your TV likely has HDMI 1.4 connections, which max out at 3,820x2,160-pixel resolution at 30 frames per second.

See HDMI and DVI. HDMI and DVI Plugs Both HDMI (left) and DVI (right) have 19 pins, yet HDMI handles video and eight channels of audio, whereas DVI is video only.

Users have the option to select an extended desktop or have the USB-connected display mirror the main display’s content. Multiple adapters can also be connected to the same computer system, including ...

Converting HDMI to DVI-D. HDMI, or High Definition Multimedia Interface, is a connection format that is capable of transmitting both high-definition video and audio signals through a single cable ...

DisplayPort is compatible with select devices that have other types of connections, such as VGA, DVI, and HDMI, using an adapter or adapter cable per any additional requirements.

The Minideck USB-to-DVI / VGA / HDMI (video only) adapter utilizes the DisplayLink DL-195 chip, which provides support for resolutions as high 2,048 x 1,152, so 1080p and 1,920 x 1,200 LCD ...

We’ve found the best USB-C to HDMI, DisplayPort, DVI, and VGA cables and adapters to help you use your new computer with the video display you prefer.

I think that plugging the spdif into the videocard only works if the videocard has a HDMI out. The DVI cable, and connector, doesn't have the pins to carry the audio signal. EDIT A GTX260 card ...

DVI>HDMI is going to be better quality than component. I got an adapter from newegg for about $15 iirc. You can also get a cable that is DVI on one end and HDMI on the other, iirc some people had ...