Displayport Vs. Hdmi

DisplayPort and HDMI are two of the most prevalent types of digital media connectors available on the market

. Figuring out which one is right for your home entertainment setup can be difficult, but this basic overview of the technologies should provide you with a good place to start.

DisplayPort

Though the technical differences between DisplayPort and HDMI are many, the main difference you need to keep in mind when thinking of the two is that they are essentially intended for different purposes. Whereas HDMI connectors are meant almost exclusively for use in home theater systems, DisplayPort connectors are more commonly used for connecting laptops or PCs to external displays such as monitors.

DisplayPort is a relatively new technology. It was developed by an organization called VESA (Video Electronic Standards Organization) as a replacement for the hodgepodge of digital video connectors that, until recently, were employed on consumer PCs and laptops for the purpose of displaying video externally. Because it was developed by VESA, DisplayPort is a royalty-free technology, meaning anybody can use it. With such heavy-hitters as Apple committing to DisplayPort as their video connector of choice, DisplayPort is almost sure to be around for a good long while, which, considering the connectors technical specs, is a good thing for digital video enthusiasts.

DisplayPort connectors look somewhat similar to USB connectorsthey are flat, rectangular, and fit easily into laptop computers. The biggest advantage of DisplayPort is its versatility. DisplayPort connectors can connect a single computer to multiple screens, carry audio signals as well as video signals, and carry an electrical charge between a computer and a peripheral device such as a projector. DisplayPort version 1.2 (released in 2009) has a bandwidth of 17.28 Gb/s, a remarkable speed of data transfer that can easily accommodate almost all types of digital video. Though you need a special adapter for this purpose, DisplayPort can also transmit older, analog video schemes like VGA.

DisplayPort is designed to be the A/V guys Swiss Army Knife and it serves that purpose remarkably well. There arent too many televisions on the market that have DisplayPort capability, but there are a few, and there are likely to be more in the future. For the time being, if youre trying to use your computers DisplayPort connector to project images onto your television, youd probably do well to buy an adapter cable, like this DisplayPort to HDMI adapter, that will allow you to take advantage of your home theaters HDMI connectors.

HDMI

The initials HDMI stand for High-Definition Multimedia Interface. Whereas the DisplayPort connector is intended for use with computers and laptops, HDMI connectors were designed specifically for use in high-end, digital home theater systems and thats an environment in which theyve thrived.

First introduced in 2002, the HDMI connector is now ubiquitous on LCD and plasma screen televisions. HDMI has a few outstanding advantages that have helped lead to its widespread popularity: HDMI connectors can transmit digital audio as well as digital video, making them perfect for setting up a home theater system with surround sound; HDMI connectors can easily accommodate HDTV and other high definition video schemes; the HDMI connectors plug-and-play design makes it easy for consumers to set up and use them without professional help.

If you need to connect a DVD player, Blu-Ray player, or digital video camera to your TV, then HDMI is probably the connector you want to use. Most computers dont have HDMI ports, but these types of ports are commonly found on DVD players, Blu-Ray players, and video game consoles. You can attach all of the aforementioned to your LCD or plasma screen television via an HDMI cable such as this one.

If you have your heart set on displaying images from your computer onto your TV, then you can usually find an appropriate adapter that will get the job done. Check out either the DisplayPort to HDMI connector mentioned above, or this USB to DVI, HDMI, and VGA adapter, which will allow you to carry video out from your computers USB port all of the above-mentioned video connector types.

by: Jeffrey McRitchie

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