A DVI to VGA connection transfers a signal from the digital DVI source to the analogue VGA device. This can be done through a DVI to VGA cable or via an adapter. A DVI to VGA adapter is used to connect a VGA/SVGA monitor or TV to a DVI-I connection, like on a laptop..
Likewise, does a VGA to DVI adapter make any difference?
There will not be a difference in quality if you use an equal quality VGA->VGA cable or an analog DVI->VGA cable. Note that to use DVI->VGA you need a DVI option which outputs the ancient VGA signal.
Beside above, which is better VGA or DVI? YES, IT IS - The main difference between VGA and DVI is in picture quality and the way the video signals travel. VGA connectors and cables carry analog signals while DVI can carry both analog and digital. DVI is newer and offers better, sharper display compared to VGA.
Simply so, can I use both VGA and DVI ports at the same time?
It does not matter if one monitor uses an analog VGA interface, and the other uses a digital DVI interface. As long as both monitors are functional and connected to your computer, you can use them for your dual monitor setup.
How do I connect my monitor to my desktop?
So, for example, if your monitor has a VGA connection, and so does your computer, then use a VGA cable to connect the two. If it has HDMI, then use an HDMI cable to connect the monitor to the HDMI port on the computer. The same applies to any port and cable you may have.
Related Question Answers
Why isnt my computer connecting to my monitor?
Unplug the cable running from your monitor to your PC and plug it back in, making sure the connection is firm. The most common cause of this error is a loose cable. If the "No Input Signal" error still appears, the problem does not rest with the cables or the monitor, but with your PC.Which is better DVI or HDMI?
Main Difference between HDMI and DVI, is that HDMI carries video and audio. DVI only carries video. As far as max resolution DVI can handle 1920x1200 @ 60Hz, which is higher bandwidth than 1920x1080 @ 60Hz required for 1080p HD. It depends also on the video card you have in your PC and max resolution of your monitor.Do you need a DVI cable for my monitor?
If one or both connections are DVI-A, you need a DVI-A cable. If one connection is DVI and the other is VGA, and the DVI is analog-compatible, you need a DVI to VGA cable or a DVI/VGA adaptor. If both connections are DVI-I, you may use any DVI cable, but a DVI-I cable is recommended.Does VGA carry audio?
VGA cable (15-pin D-shaped connector) does not carry sound. You'll need separate cable from your computer' audio out / headphones port to TV' audio IN.Can you connect a VGA monitor to a USB port?
One solution, is to add a USB powered monitor. Basically, these are compact USB powered external video cards housed in a very small rectangular case. One end of the case provides the video connection (VGA, DVI, or HDMI), and on the other end is the USB cable to connect to your computer.Does DVI carry audio?
Whether it's DVI-I, DVI-D or DVI-A, however, no standard DVI cable will transmit audio — not without a little tweaking at least. If you want to transmit audio over DVI, you'll need to use a special DVI-to-HDMI cable.Does DVI D to VGA work?
The analog part of DVI is compatible with standard VGA monitors. A DVI-D cable is wired only for the digital video signal. DVI-D cables can't carry analog signals. A DVI-I cable is wired for both analog and digital video and can work in either mode.Does VGA to DVI reduce quality?
VGA. With DVI output, you are sending the digital video signal directly from the video card to the monitor. This results in much better image quality because there is no in-between image processing. VGA, on the other hand, is an analog signal that has to be converted and therefore some quality is lost.What does a VGA adapter do?
A VGA connector on your AV equipment is normally there for you to connect your PC or laptop. This connection type will usually be designed to receive an analog RGB signal from a connected device - which is the type of signal that you get from a computer. It supports standard-definition and high-definition resolutions.Can I connect a VGA monitor to a DVI port?
Your modern video card may or may not contain a VGA port on the card at all. Or, if your modern video card contains both a DVI-out and a VGA-out port, you can use the DVI-VGA adapter to convert the DVI port to an analog VGA output, creating two VGA outputs, for dual monitor (analog) capabilities.What is a DVI to VGA adapter?
By Vangie Beal A DVI to VGA adapter is used to connect a VGA/SVGA monitor to a DVI-I connection. These adapters are commonly used by those with an older video cards and a newer LCD display.Does VGA reduce quality?
Typically, devices with the VGA interface have lower video resolution compared to modern HDMI devices. When it comes to computers with VGA interface, lower video resolution is a result of video card limitations.Can you convert DVI D to VGA?
In order to convert DVI-D to VGA, either a DVI-D to VGA conversion cable or a DVI-D to VGA adapter must be implemented. Either method allows the user to convert DVI-D digital signals into VGA analog signals so that a DVI-D source device can be used with a VGA output device.Is VGA analog or digital?
The first and probably most important is that VGA uses an analog signal and HDMI uses a digital one. Due to that, running a VGA signal directly into a HDMI connector on a monitor could actually damage it, because the analog signals is at a higher voltage level.What's better HDMI or VGA?
VGA is an older standard that carries only a video signal. HDMI can carry both digital video and audio signals, all while encrypting data with HDCP. The video quality attained with a VGA cable is noticeably worse when compared to that of HDMI.Do you need both VGA and DVI?
If one or both connections are DVI-A, you will require a DVI-A cable. If one connection is DVI (and analog-compatible) and the other connection is VGA, you will need a DVI to VGA cable or a DVI/VGA adapter. If both connections are DVI-I, you can use any DVI cable but a DVI-I cable is recommended.Can I use DVI D to connect 2 monitors?
DVI-D and DVI-I are fine. And lastly, if your monitor has a resolution larger than 1920 x 1200 pixels , that monitor will need a "dual-link" DVI cable, sometimes known as DVI-DL. If you are connecting a laptop to an external monitor, it may have a "mini DVI" port that needs an adapter to connect to a DVI cable.Can HDMI and VGA be used at the same time?
Even if you have both HDMI & VGA outputs, you'll only be able to use one at a time. Or, at best, they will share the same picture output. If you want to run more than 1 external monitor off your laptop, you'll need to use some type of USB multi-monitor adapter.How do I connect a VGA monitor to my laptop?
Attach the VGA Monitor Some laptops automatically switch to VGA output when the computer detects a VGA device connected to the VGA port. Locate the 15-pin VGA port on the back or side of your laptop. Align your monitor's VGA connecter with your laptop's VGA port and push it in. 
