Friday, July 16, 2010

DVI OR HDMI

When it comes to computer monitor we also want to have the best display that is possible. I first had a 19 inch Samsung T190 LCD with a native resolution of 1440 x 900 (WXGA+) and I use a DVI cable to connect it to my computer instead of the common VGA cable. Surely the DVI gives a better picture quality since it is digital as compared to the analog signal of a VGA connection. I was satisfied with the picture quality of the Samsung T190.

When I was able to upgrade to a Samsung PX2370 LED Monitor which is a Full HD computer monitor meaning it is capable of displaying a 1920 x 1080p resolution I had an option to connect it to my computer either via DVI (Digital Video Interface) or HDMI (High Definition Multimedia Interface). This LED monitor also has a brighter display compared to a LCD monitor.

Since my video card (Nvidia GTX 285) has both DVI and HDMI  I was trying to figure it out which is better a DVI or HDMI connection. At first I connected it to my computer thru DVI but when I access the  Nvidia control panel it shows that the resolution being displayed is 1920 x 1080i and not 1920 x 1080p which is the native resolution of my Samsung PX2370. I surfed the internet to find an answer and in all threads I have read regarding the subject matter it is opined that both DVI and HDMI offers uncompressed digital signal and thus both offers the same quality of picture and it makes no difference if you connect it to a computer either via DVI or HDMI.

However when I connected the Samsung PX2370 to my computer via HDMI  my monitor displayed a better picture quality and the Nvidia Control Panel  confirms that my monitor is now displaying a 1080p resolution. The information button of my Samsung PX2370 also shows that it is displaying a 1080p resolution.

Thus if you have a Full HD pc monitor it is more advisable to connect it to your computer via HDMI to b