Best 120Hz LCD?

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Petey!

Senior member
May 28, 2010
250
0
0
how many times does it have to be said that the 120 and 240 used in tvs is NOT the same as the 120 we are talking about for monitors??????


Apparently a lot. People are generally clueless and misinformed.
 

snuuggles

Member
Nov 2, 2010
178
0
0
I know this must have been answered somewhere, but I cannot find anyone that can tell me when a 27" or 30" 120hz input monitor will be available. I'm very interested in 120hz refresh, don't care about viewing angles, high resolution (1920x1080 is fine), accurate colors etc. Just want a *large* low-input lag, 120hz monitor for mostly gaming and a little light web browsing/general computer use.

How is it possible this is not available?!?!
 

Petey!

Senior member
May 28, 2010
250
0
0
I know this must have been answered somewhere, but I cannot find anyone that can tell me when a 27" or 30" 120hz input monitor will be available. I'm very interested in 120hz refresh, don't care about viewing angles, high resolution (1920x1080 is fine), accurate colors etc. Just want a *large* low-input lag, 120hz monitor for mostly gaming and a little light web browsing/general computer use.

How is it possible this is not available?!?!


Everyone wants to know. Asus and I think Viewsonic made mention of 27", and Asus had one planned to release like forever ago, and last anyone heard from Asus they said it's been pushed back to Q2 2011.
 

snuuggles

Member
Nov 2, 2010
178
0
0
Everyone wants to know. Asus and I think Viewsonic made mention of 27", and Asus had one planned to release like forever ago, and last anyone heard from Asus they said it's been pushed back to Q2 2011.

Thanks Petey! Arrrrg. So annoying. Have you heard if any of the 3d tvs will actually take and display a 120hz feed. I'd settle for a 42 inch plasma or something like that if these monitors are just not coming out. I just cannot seem to get a clear answer. Surely the new tvs with hdmi 1.4 *could* take a 120hz input, at least theoretically.

Is it even worth waiting for this stuff? I cannot believe the lack of information *anywhere* on the subject of 120hz input displays.
 

Petey!

Senior member
May 28, 2010
250
0
0
Thanks Petey! Arrrrg. So annoying. Have you heard if any of the 3d tvs will actually take and display a 120hz feed. I'd settle for a 42 inch plasma or something like that if these monitors are just not coming out. I just cannot seem to get a clear answer. Surely the new tvs with hdmi 1.4 *could* take a 120hz input, at least theoretically.

Is it even worth waiting for this stuff? I cannot believe the lack of information *anywhere* on the subject of 120hz input displays.


TVs currently do 3D for movies by doing 24hz each eye over HDMI, as opposed to a monitor doing it @ 60hz each eye.

I think technically every pin should be there to be able to do 120hz over HDMI, but I may be wrong, I'd have to look up 1.4a specs vs Duallink DVi cables. I think there is just no incentive for TV manufacturers to do it since 99% of TV use is for TV and consoles, and none would use the 120hz.
 

nanaki333

Diamond Member
Sep 14, 2002
3,772
13
81
TVs currently do 3D for movies by doing 24hz each eye over HDMI, as opposed to a monitor doing it @ 60hz each eye.

I think technically every pin should be there to be able to do 120hz over HDMI, but I may be wrong, I'd have to look up 1.4a specs vs Duallink DVi cables. I think there is just no incentive for TV manufacturers to do it since 99% of TV use is for TV and consoles, and none would use the 120hz.

1.4a supports a 120hz feed, which is what a lot of the newer "3D ready" LEDs have.
 

nanaki333

Diamond Member
Sep 14, 2002
3,772
13
81
If the newer 3D tvs supported 120hz feeds, then we'd be able to game on them like the monitors, but they don't.

i just re-read the spec on how 1.4 works with frame-packing. i guess it's still not a true 120hz signal. this shit gets so confusing

The HDMI 1.4 source device outputs a 60Hz or less video signal. When 3-D is active the framebuffer in the PS3 doubles in size and two frames are packed into, (timing) at double the transfer rate, the timing window that represents the 60-24 Hz frame rate associated with TV. The HDMI 1.4 TV recognizes this and pulls the two frames out of this "window" and displays the two frames alternately at 120Hz resulting in two 60 HZ (right and left) images for 3-D appearing to occur simultaneously because of persistence in the eye. The double 1080P resolution also supported by HDMI 1.4 is possible because the frame buffers in a HDMI 1.4 device have to be twice as large for 3-D so why not make these buffers available for double res if you are not doing 3-D.


 

Petey!

Senior member
May 28, 2010
250
0
0
i just re-read the spec on how 1.4 works with frame-packing. i guess it's still not a true 120hz signal. this shit gets so confusing

[/B]

Confusing and frustrating!

I just wish companies would get their shit together. True 120hz on a TV would be awesome.
 

toyota

Lifer
Apr 15, 2001
12,957
1
0
there has to be some tvs that do real 120hz. I say that because I know Nvidia 3D is compatible with certain DLP sets at least.
 

snuuggles

Member
Nov 2, 2010
178
0
0
then how does Nvidia 3D work with it?

I looked into this a while ago and there's some page on the nvidia site that explains how it works. Basically, as I recall, you have to load some extra bit of software or dll or something that allows the video card to output in the correct format. I imagine it would checkerboard the output so that the dlp could understand it. Sorry my memory is hazy, I'm sure some googling will come up with the page.

Anyways, it still seems strange that none of these 3d tvs can take a true 120hz signal. Now that they have hdmi 1.4a, and most of them already can *refresh* at 120hz, what's the dang hold up? Is there some other bit of hardware that's *that* expensive to include? I guess even if it's +$1 they'll leave it out if there's no demand.

Dang!
 

nanaki333

Diamond Member
Sep 14, 2002
3,772
13
81
it's actually built right in to the nvidia software now, and the TVs have a port in the back for the IR receiver to plug in to. it's pretty straight forward to get it working on any DLP made in the last 2 years.
 

mac2j

Junior Member
Feb 17, 2005
2
0
0
Everyone wants to know. Asus and I think Viewsonic made mention of 27", and Asus had one planned to release like forever ago, and last anyone heard from Asus they said it's been pushed back to Q2 2011.

Yea its driving me nuts too. Clearly the manufacturers don't believe enough of a market exists but I, for one, have been waiting and waiting for a 120Hz 27" or 30". My dream would probably be a Dell 30" refresh at 2560x1600x120Hz.

It's worth noting though that true 120Hz and even moreso true 240Hz requires a lot of interface bandwidth but that now with Displayport 1.2 in all the 6xxx series of AMD cards that shouldn't be an issue anymore.
 

snuuggles

Member
Nov 2, 2010
178
0
0
Yea its driving me nuts too. Clearly the manufacturers don't believe enough of a market exists but I, for one, have been waiting and waiting for a 120Hz 27" or 30". My dream would probably be a Dell 30" refresh at 2560x1600x120Hz.

It's worth noting though that true 120Hz and even moreso true 240Hz requires a lot of interface bandwidth but that now with Displayport 1.2 in all the 6xxx series of AMD cards that shouldn't be an issue anymore.

I'm with you! Though I'd settle for 1080p at either of those sizes. The reality is that I'm not willing to commit to replacing my video card yearly in order to play new games at 2560x1600 at a reasonable frame rate. 1080p@120hz on a 30" screen is plenty sharp for anything I'm going to do.
 

SirGCal

Member
May 11, 2005
122
1
0
www.sirgcal.com
Is there a single LED array 1920*1200 (or higher res) monitor available yet? It amazes me how the monitor manufacturers have so much catching up to do compared to hdtvs..

Imo, 1080 is just not enough vertical resolution.

Since most games today are V-POV limited, I'd rather have the wider results using the 1080 setup over the 1200. But that's just me.
 
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