Is there a difference between DVI and VGA?

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Sweetbackhair

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#1 Sweetbackhair
Member since 2007 • 2959 Posts

I never used DVI before I've always had my monitor hooked up from VGA, and I was wondering is there a difference between those two?

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fivex84

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#2 fivex84
Member since 2006 • 1216 Posts

Yeah... DVI is better.

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shred

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#3 shred
Member since 2003 • 268 Posts

DVI (Digital Visual Interface) is digital video, whereas VGA (Video Graphics Array) is analog video. Digital video will give you a little better picture quality compared to analog video.

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Blue-Sky

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#4 Blue-Sky
Member since 2005 • 10381 Posts

DVI is digital and is compatible with HDMI

VGA is analog and old tech.

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BlackDevil99

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#5 BlackDevil99
Member since 2003 • 2329 Posts

DVI (Digital Visual Interface) is digital video, whereas VGA (Video Graphics Array) is analog video. Digital video will give you a little better picture quality compared to analog video.

shred



^This

go DVI if u have the choice between DVI and VGA
and if u have HDMI, use that above all others.

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Sweetbackhair

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#6 Sweetbackhair
Member since 2007 • 2959 Posts

[QUOTE="shred"]

DVI (Digital Visual Interface) is digital video, whereas VGA (Video Graphics Array) is analog video. Digital video will give you a little better picture quality compared to analog video.

BlackDevil99



^This

go DVI if u have the choice between DVI and VGA
and if u have HDMI, use that above all others.

Well I'll use DVI cause my monitor doesn't have HDMI, but it will when I get my new graphics card.

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CrystalNox

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#7 CrystalNox
Member since 2003 • 128 Posts
DVI is similar to HDMI, except that HDMI carries sound as well.
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robertoenrique

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#8 robertoenrique
Member since 2004 • 1191 Posts
DVI is similar to HDMI, except that HDMI carries sound as well.CrystalNox
Yeap thats the only difference really. And well HDMI is more user friendly than DVI, I hate those little VGA and DVI screws :P
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hartsickdiscipl

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#9 hartsickdiscipl
Member since 2003 • 14787 Posts

[QUOTE="shred"]

DVI (Digital Visual Interface) is digital video, whereas VGA (Video Graphics Array) is analog video. Digital video will give you a little better picture quality compared to analog video.

BlackDevil99



^This

go DVI if u have the choice between DVI and VGA
and if u have HDMI, use that above all others.

Why would I use HDMI over DVI? There's no advantage for picture quality, and my sound is routed elsewhere through my soundcard. I actually like the fact that DVI cables screw into my GPU and monitor securely, whereas HDMI can get pulled out more easily.

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Gambler_3

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#10 Gambler_3
Member since 2009 • 7736 Posts

[QUOTE="BlackDevil99"]

[QUOTE="shred"]

DVI (Digital Visual Interface) is digital video, whereas VGA (Video Graphics Array) is analog video. Digital video will give you a little better picture quality compared to analog video.

hartsickdiscipl



^This

go DVI if u have the choice between DVI and VGA
and if u have HDMI, use that above all others.

Why would I use HDMI over DVI? There's no advantage for picture quality, and my sound is routed elsewhere through my soundcard. I actually like the fact that DVI cables screw into my GPU and monitor securely, whereas HDMI can get pulled out more easily.

On the contrary DVI can be a bit annoying to plug and unplug from the monitor/TV depending on how cramped it is. :P

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hoola

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#11 hoola
Member since 2004 • 6422 Posts

How is the picture quality better? I'm using a DVI to VGA adapter (DVI part hooks to video card, other end hooks to a cable which then goes to the monitor). Am I losing image quality because of this?

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hartsickdiscipl

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#12 hartsickdiscipl
Member since 2003 • 14787 Posts

[QUOTE="hartsickdiscipl"]

[QUOTE="BlackDevil99"]

^This

go DVI if u have the choice between DVI and VGA
and if u have HDMI, use that above all others.

Gambler_3

Why would I use HDMI over DVI? There's no advantage for picture quality, and my sound is routed elsewhere through my soundcard. I actually like the fact that DVI cables screw into my GPU and monitor securely, whereas HDMI can get pulled out more easily.

On the contrary DVI can be a bit annoying to plug and unplug from the monitor/TV depending on how cramped it is. :P

To each his own. I prefer DVI because it screws into place.

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Gambler_3

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#13 Gambler_3
Member since 2009 • 7736 Posts

[QUOTE="Gambler_3"]

[QUOTE="hartsickdiscipl"]

Why would I use HDMI over DVI? There's no advantage for picture quality, and my sound is routed elsewhere through my soundcard. I actually like the fact that DVI cables screw into my GPU and monitor securely, whereas HDMI can get pulled out more easily.

hartsickdiscipl

On the contrary DVI can be a bit annoying to plug and unplug from the monitor/TV depending on how cramped it is. :P

To each his own. I prefer DVI because it screws into place.

Meh I dont prefer anything my monitor doesnt even have HDMI :P I was just saying that there is an advantage as well of the way HDMI is plugged in. :)

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LordEC911

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#14 LordEC911
Member since 2004 • 9972 Posts

How is the picture quality better? I'm using a DVI to VGA adapter (DVI part hooks to video card, other end hooks to a cable which then goes to the monitor). Am I losing image quality because of this?hoola

Slightly. You are converting a digital signal to analog. You are always better off not converting the original signal if at all possible. If you don't have a DVI capable monitor, you don't have much choice.

And no, the difference won't be easily noticeable.

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Bikouchu35

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#15 Bikouchu35
Member since 2009 • 8344 Posts

I still like hdmi better just because is cheaper, easier to unplug on the go, and everything besides monitor uses it.

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BlackDevil99

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#16 BlackDevil99
Member since 2003 • 2329 Posts

I still like hdmi better just because is cheaper, easier to unplug on the go, and everything besides monitor uses it.

Bikouchu35



new monitors use it (such as mine :))
there are no negatives with hdmi

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broken_bass_bin

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#17 broken_bass_bin
Member since 2009 • 7515 Posts

There is a slight, but noticeable improvement in image quality.

I got my parents a cheap 19" DVI monitor recently (the cheapest I could find), and it looks noticeably better than my 22" VGA only monitor which cost nearly twice as much. It looks sharper. The contrast is better.

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GummiRaccoon

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#18 GummiRaccoon
Member since 2003 • 13799 Posts

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.


I currently have 2 monitors a 1920x1080 23" monitor connected through HDMI and a 17" 1280x1024 monitor connected through DVI, the image quality between the 2 is negligible and can be attributed to the 17" being much older. However at one point I had the 23" connected via DVI and the 17" connected through VGA and the 23" looked exactly the same as it looks now and the 17" looks better. The reason I switched is because I got a free HDMI cable and decided to go all digital instead of 1 digital and 1 analog.

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hartsickdiscipl

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#19 hartsickdiscipl
Member since 2003 • 14787 Posts

[QUOTE="Bikouchu35"]

I still like hdmi better just because is cheaper, easier to unplug on the go, and everything besides monitor uses it.

BlackDevil99



new monitors use it (such as mine :))
there are no negatives with hdmi

There are negatives to everything.

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Gambler_3

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#20 Gambler_3
Member since 2009 • 7736 Posts

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

GummiRaccoon

????????? :?

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kungfool69

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#21 kungfool69
Member since 2006 • 2584 Posts

[QUOTE="GummiRaccoon"]

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

Gambler_3

????????? :?

disregard the complicated tech stuff here. DVI>VGA almost every application. use it if u have it. HDMI is irellivant in this disccussion and techinically was inferior before HDMI 1.4 came about

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nameless125

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#22 nameless125
Member since 2010 • 199 Posts

I'm using a DVI to VGA adapter, just 'cos my brothers using my DVI cable and I use VGA on an older computer at times aswell(just unplug from the adapter and into the other comp), and I can see no difference between the adapter & just straight out DVI. Unless you see a difference in the quality theres no point switching over tbh(like you borrow a friends dvi cable to check quality and it's the same why bother buying a new cable?).

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Gambler_3

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#23 Gambler_3
Member since 2009 • 7736 Posts

[QUOTE="Gambler_3"]

[QUOTE="GummiRaccoon"]

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

kungfool69

????????? :?

disregard the complicated tech stuff here. DVI>VGA almost every application. use it if u have it. HDMI is irellivant in this disccussion and techinically was inferior before HDMI 1.4 came about

He implied that VGA somehow has problems with higher resolutions which is utterly wrong. He also implied as if it gives CRT monitors some sort of picture quality disadvantage with VGA when infact CRT monitors are infinitely superior in image quality than the best of LCDs.

The only limitation with VGA is that it doesnt auto fill the screen.

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Rickylee

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#24 Rickylee
Member since 2002 • 1342 Posts

[QUOTE="Gambler_3"]

[QUOTE="GummiRaccoon"]

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

kungfool69

????????? :?

disregard the complicated tech stuff here. DVI>VGA almost every application. use it if u have it. HDMI is irellivant in this disccussion and techinically was inferior before HDMI 1.4 came about

Quick side question to kungfool69. I'm using hdmi 1.3 on all my dvds and sat conections into my new Denon amp. Would I be better with 1.4 cables? I noticed it requires 1.4a for 3D but my BR and TV are not 3D. Just curious.

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Makari

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#25 Makari
Member since 2003 • 15250 Posts

[QUOTE="kungfool69"]

[QUOTE="Gambler_3"]????????? :?

Gambler_3

disregard the complicated tech stuff here. DVI>VGA almost every application. use it if u have it. HDMI is irellivant in this disccussion and techinically was inferior before HDMI 1.4 came about

He implied that VGA somehow has problems with higher resolutions which is utterly wrong. He also implied as if it gives CRT monitors some sort of picture quality disadvantage with VGA when infact CRT monitors are infinitely superior in image quality than the best of LCDs.

The only limitation with VGA is that it doesnt auto fill the screen.

i think he was more talking about the monitors and various resolutions vs. 'image quality' in the past. not quite exactly relevant right this instant, but a fun anecdote from olden days.
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grf7291

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#26 grf7291
Member since 2007 • 223 Posts
a little off topic here, but big ole CRT monitors are technically better, right? they can produce a "true black" that LCD's cannot...but our old CRT monitor was susceptible to burn-in :( still some pretty funny stuff about old tech like that...and yea i did read somewhere that technically CRT with VGA can have an infinite resolution....of course that's just theory and blah blah blah
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Gambler_3

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#27 Gambler_3
Member since 2009 • 7736 Posts

Ya CRT produces true black. They have their fair share of limitations but burn in was never really a big issue with CRT's, you'd be very unlucky for your CRT to burn in.

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kungfool69

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#28 kungfool69
Member since 2006 • 2584 Posts

1.3--->1.4 wil not enhance quality, it only adds features like ethernet and 2k resolutions. So unless u havea 2k display then it doesn t matter but most cables do not come in a 1.3 anymore anyway so if urs fall apart ( i hada cheapy that did) then buy a new one and chances are it'l be 1.4

oh and PS: the difference between VGA and DVI is MUCH less on a standard LCD. the difference was much more noticeable on a CRT monitor

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grf7291

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#29 grf7291
Member since 2007 • 223 Posts

1.3--->1.4 wil not enhance quality, it only adds features like ethernet and 2k resolutions. So unless u havea 2k display then it doesn t matter but most cables do not come in a 1.3 anymore anyway so if urs fall apart ( i hada cheapy that did) then buy a new one and chances are it'l be 1.4

oh and PS: the difference between VGA and DVI is MUCH less on a standard LCD. the difference was much more noticeable on a CRT monitor

kungfool69
1.4 supports 3D as well right?
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GummiRaccoon

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#30 GummiRaccoon
Member since 2003 • 13799 Posts

[QUOTE="GummiRaccoon"]

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

Gambler_3

????????? :?

The higher the resolution VGA is the shorter the cable needs to be, bra. Otherwise you get mad image distortion. The VGA cables that come with monitors are pretty trashy so they experience loss at higher resolutions more often. You can buy better cables, but they can be expensive.

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Gambler_3

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#31 Gambler_3
Member since 2009 • 7736 Posts

[QUOTE="Gambler_3"]

[QUOTE="GummiRaccoon"]

It depends on the resolution. Back when we had CRT monitors, resolutions were much more dynamic. I used to play around with my resolution and found that while the image quality was slightly worse @1280x1024 it was preferable to 1024x768. However, when I cranked it up to 1600x1200, the image quality was total crap and it was pointless to go at that resolution.

GummiRaccoon

????????? :?

The higher the resolution VGA is the shorter the cable needs to be, bra. Otherwise you get mad image distortion. The VGA cables that come with monitors are pretty trashy so they experience loss at higher resolutions more often. You can buy better cables, but they can be expensive.

The cable that came with my viewsonic CRT monitor doesnt seem to degrade image quality until 1600x1200 in the slightest bit. At higher than that resolution it's the refresh rate which becomes the problem, image quality still seemed fine at 17x14 although I cant really judge due to all the flickering.

Maybe your CRT just didnt have a good enough refresh rate at higher resolutions? That can significantly effect image quality as everything becomes less smoother the higher the resolution. But that doesnt have anything to do with VGA cables.

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Tezcatlipoca666

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#32 Tezcatlipoca666
Member since 2006 • 7241 Posts

This thread has made me nostalgic for my old CRT monitors... :cry:

I wish that they still produced new high-quality CRT monitors. I'm willing to pay a premium just like I did for my Unicomp Model M keyboard!

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Gambler_3

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#33 Gambler_3
Member since 2009 • 7736 Posts

This thread has made me nostalgic for my old CRT monitors... :cry:

I wish that they still produced new high-quality CRT monitors. I'm willing to pay a premium just like I did for my Unicomp Model M keyboard!

Tezcatlipoca666

Agreed.

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GummiRaccoon

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#34 GummiRaccoon
Member since 2003 • 13799 Posts

Hopefully OLED will come soon.

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kungfool69

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#35 kungfool69
Member since 2006 • 2584 Posts

[QUOTE="kungfool69"]

1.3--->1.4 wil not enhance quality, it only adds features like ethernet and 2k resolutions. So unless u havea 2k display then it doesn t matter but most cables do not come in a 1.3 anymore anyway so if urs fall apart ( i hada cheapy that did) then buy a new one and chances are it'l be 1.4

oh and PS: the difference between VGA and DVI is MUCH less on a standard LCD. the difference was much more noticeable on a CRT monitor

grf7291

1.4 supports 3D as well right?

the last version of 1.3 does, so yes 1.4 does indeed plus all the extras i mentioned.