Any reason not to buy a 4k monitor?

MtSeldon

Senior member
Jan 13, 2014
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A local store has Samsung U28D590D stock and it is fairly cheap. Looks like good specs too.

is there a reason not to buy it?
 

BrightCandle

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Mar 15, 2007
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http://www.pcper.com/reviews/Displays/ASUS-PB287Q-4K-UHD-28-Monitor-Review

The Asus is cheaper, has a better interface (vesa mounts and OCD) but uses the same underlying panel and is the same quality. The asus is the better buy.

I haven't seen any good reviews of it or the asus yet either from anyone good at monitor reviews which is the main problem. So we don't really know the true faults with them until tftcentral publishes a review of it.
 

Grooveriding

Diamond Member
Dec 25, 2008
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I've read the Samsung has a terrible stand and housing, making the Asus the better choice.
 

MtSeldon

Senior member
Jan 13, 2014
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The only problem for me is the 1080p scaling.

I have a R290, and it is not enough for 4k gaming (nor is any other card.). if it has perfect pixel scaling for 1080p, then i may buy it. But i havent seen any review that looks at this issue.
 

BrightCandle

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Mar 15, 2007
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I highly doubt it has perfect 1080p 4:1 pixel scaling. Not a single 4k monitor has so far and its extremely unlikely this one will either, its just not a priority for them.

Are you aware of the other drawbacks of 4k like the Windows scaling issues? Your going to spend a reasonable amount of time switching between 1080p and 4k anyway so that poor scalar is going to hit you more often than you think.
 

MtSeldon

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Jan 13, 2014
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I cant understand why they cant do 4:1 pixel scaling. It must be very easy to implement. and so simple that i wont cause a measurable lag.

Seems it is way to early to buy 4k monitor. Maybe in 5-6 months, we can buy a freesync compatible model.

120hz 4k monitor would be way better of course but i see that i requires displayport 1.3 , and it wont be available any time soon.
 

toyota

Lifer
Apr 15, 2001
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I think we already put the mythical perfect 4:1 scaling debate to rest. no pc monitor can actually do that properly in reality.
 

BrightCandle

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Seems it is way to early to buy 4k monitor. Maybe in 5-6 months, we can buy a freesync compatible model.

120hz 4k monitor would be way better of course but i see that i requires displayport 1.3 , and it wont be available any time soon.

We have announced products for 4k gsync monitors, we have no announcements in regards to Freesync ones, no idea if or when 4k ones are coming because there have been no such product announcements at all.

As to 120hz 4k I don't even know if its happening. Its certainly a long way off with none of the current GPUs supporting it.
 

MtSeldon

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Jan 13, 2014
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We have announced products for 4k gsync monitors, we have no announcements in regards to Freesync ones, no idea if or when 4k ones are coming because there have been no such product announcements at all.

By "we" , you are referring to??

I think we already put the mythical perfect 4:1 scaling debate to rest. no pc monitor can actually do that properly in reality.

At the moment , there may be no monitor that can do proper 4:1 scaling. The problem is there is no reason for it. It is just sooo simple,probably even some intern could code the necessary firmware.
 
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KaRLiToS

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Jul 30, 2010
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I have that Samsung U28D590D and like it very much.

The stand is not the best but it does the job.

It is paired with two CrossOver 27Q Led-P (2560x1440) and I can run 7680x1440 (triple monitor) with the 4k Sammy in the middle or game at 3840x2160 if I want. 4k is awsome but I still have a preference for triple 1440p monitors. If I could, I would get two more 4k monitors but even my GPUs cannot run that.

P1010961_zps30b3e217.jpg~original


P1010960_zps209efff6.jpg~original
 

KaRLiToS

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Jul 30, 2010
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@KaRLiToS

Did you get you display problems sorted with AMD.

I hope all is well now.:)

Hey man. AMD never repaired my issue. They sent me another DP to DVI USB powered adapter and it didn't work either. I knew that the issue was with the dongle and it was getting out of sync.

So instead I bought the Samsung U28D590D and sol one of my 3 CrossOvers 27Q Led-P and placed it in the middle of the other two.

This way I can run 7680x1440 or 4k if I want.

:thumbsup: :colbert:
 

Madpacket

Platinum Member
Nov 15, 2005
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Hey man. AMD never repaired my issue. They sent me another DP to DVI USB powered adapter and it didn't work either. I knew that the issue was with the dongle and it was getting out of sync.

So instead I bought the Samsung U28D590D and sol one of my 3 CrossOvers 27Q Led-P and placed it in the middle of the other two.

This way I can run 7680x1440 or 4k if I want.

:thumbsup: :colbert:

How does the 4K monitor handle non native resolutions when gaming in Eyefinity mode? Is it a blurry mess or does it still look sharp?
 

KaRLiToS

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Jul 30, 2010
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How does the 4K monitor handle non native resolutions when gaming in Eyefinity mode? Is it a blurry mess or does it still look sharp?

It's much better than I thought. You can see a tiny difference in the font but thats all.

I'm very happy on my current setup. Bug free and no issue at all with the current drivers (14.4 WHQL)
 

Kaapstad

Junior Member
Jun 23, 2014
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It's much better than I thought. You can see a tiny difference in the font but thats all.

I'm very happy on my current setup. Bug free and no issue at all with the current drivers (14.4 WHQL)

It is good news that you got it sorted.:)
 

exar333

Diamond Member
Feb 7, 2004
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4K is a non-starter for me until DPI-scaling has been solved 100% by win7/8 and we have 'true' next-gen GPUs on 20nm ready to push the extra pixels. In addition, only a few 4K displays use a single scaler as well, so this needs to be addressed as well.

IMHO 4K is not ready for primetime yet. It look's great, but all those issues would just annoy me more than the jump in resolution would benefit me.
 

KaRLiToS

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Jul 30, 2010
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4K is a non-starter for me until DPI-scaling has been solved 100% by win7/8 and we have 'true' next-gen GPUs on 20nm ready to push the extra pixels. In addition, only a few 4K displays use a single scaler as well, so this needs to be addressed as well.

IMHO 4K is not ready for primetime yet. It look's great, but all those issues would just annoy me more than the jump in resolution would benefit me.

I had to do a lot of thinking when buying my 4k monitor. I was hesitating between the Sammy 4k or the one you ordered (the 3440x1440).

I have to agree, the font scaling sucks.
 

exar333

Diamond Member
Feb 7, 2004
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I had to do a lot of thinking when buying my 4k monitor. I was hesitating between the Sammy 4k or the one you ordered (the 3440x1440).

I have to agree, the font scaling sucks.

Same here! Those two options seemed to be the best to me as well. After a lot of thought, I decided to go with the LG instead because of some of the 4K teething issues. In another year, I bet most of those will be resolved (hopefully). It's not much better on the 4K TV side either, with HDMI 2.0 MIA on most devices (still).

Unfortunately, I am traveling this week for work so I cannot use my new display until I get back on Friday. Cannot wait!
 

AkumaX

Lifer
Apr 20, 2000
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4K is a non-starter for me until DPI-scaling has been solved 100% by win7/8 and we have 'true' next-gen GPUs on 20nm ready to push the extra pixels. In addition, only a few 4K displays use a single scaler as well, so this needs to be addressed as well.

IMHO 4K is not ready for primetime yet. It look's great, but all those issues would just annoy me more than the jump in resolution would benefit me.

I agree, I had the Samsung 4K and it eventually went back. Even with the latest Win 8.1.1, DPI scaling has a far ways to go, don't expect anything decent till Win 9.
 

delonm

Member
Apr 10, 2011
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I agree, I had the Samsung 4K and it eventually went back. Even with the latest Win 8.1.1, DPI scaling has a far ways to go, don't expect anything decent till Win 9.


This seems to be a common sentiment among earlier adopters; but is this really a Windows issue or is it an application issue? Most of the 4K reviews I have read seem to point to the latter. If this is the case, are we sure Win9 will solve the problem? After all, Microsoft has little control over whether or not Google decides to follow the OS scaling guidelines (as an example).
 

BrightCandle

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Mar 15, 2007
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Its both. Some of the applications Microsoft provides with the OS have the issue and some of the applications that run on Windows have the issue, including quite popular ones like Chrome, Photoshop, one of the compression tools (Winrar perhaps?!). Its not surprising they haven't done it its a nightmare right now dealing with all the different screen densities on mobile phones/tablets and it took quite a while for those applications to even remotely start to do it well and most still don't.

I suspect it will be 5 years or more before its commonly fixed enough that you don't run into it weekly, depending on the breadth of apps you use.
 

Lepton87

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Jul 28, 2009
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I'm not exited about 4k at all in the near future, the jump from 1080p to 2560 is subjectively just as noticeable as the jump from 2560 to 4k despite larger increase in pixels, the law of diminishing returns. Just like 480p to 720p is so much more noticeable then 720p to 1080p. It's a lot better but didn't blow my socks off and even next gen single GPU won't be enough to run 4k, because I don't think +30% more performance then today's top-end cards is going to cut it, unless they won't do stupid milking like GK104>>GK110 and release the successors to GK110/Hawaii right away and not the successors to GK104/tahiti.
 

KaRLiToS

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Jul 30, 2010
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I'm not exited about 4k at all in the near future, the jump from 1080p to 2560 is subjectively just as noticeable as the jump from 2560 to 4k despite larger increase in pixels, the law of diminishing returns. Just like 480p to 720p is so much more noticeable then 720p to 1080p.


There is a huge difference between them, I think the jump to 4k will be the most noticeable unlike you mention.

Did you try a 1440p monitor? Because there is a HUGE difference between 1080p and 1440p.

I will keep a 16:9 ratio for the pixel count. (And a 32" monitors for the Pixel Per Inch calculation)
- 480p : 0,31 Megapixels - - 22 PPI
- 720p : 0,92 MegaPixels - - 46 PPI
-1080p : 2,07 MegaPixels - - 69 PPI
-1440p : 3,76 MegaPixels - - 92 PPI
-2160p : 8,29 MegaPixels - - 138 PPI
 

Lepton87

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Jul 28, 2009
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There is a huge difference between them, I think the jump to 4k will be the most noticeable unlike you mention.

Did you try a 1440p monitor? Because there is a HUGE difference between 1080p and 1440p.

I will keep a 16:9 ratio for the pixel count. (And a 32" monitors for the Pixel Per Inch calculation)
- 480p : 0,31 Megapixels - - 22 PPI
- 720p : 0,92 MegaPixels - - 46 PPI
-1080p : 2,07 MegaPixels - - 69 PPI
-1440p : 3,76 MegaPixels - - 92 PPI
-2160p : 8,29 MegaPixels - - 138 PPI
I own a "1440p" monitor, see my sig.
btw. 1440p is not a correct way to refer to it. I also played on a 4k monitor, I wouldn't change right now for free, I don't have enough GPU power. Resolution doesn't impress me much, I have 1080p 5'2 phone, I can't see how any higher resolution would improve my experience. Probably my not so young eyes have something to do with it.
"It's a lot better but didn't blow my socks off" this is my comment about going from 1920x1200 to 2560x1440. sorry for not being clear about what it refers to. Also size went up to 27'' from 24'', I noticed that more probably.
What I want in a monitor is 0 input lag, 0ms pixel response like CRTs, huge contrast ratio, calibrated from factory to have delta E below 2 everywhere not more pixels and 240Hz refresh rate.
UPDATE: I forgot to add infinite viewing angles, so no color shift whatsoever.
 
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KaRLiToS

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Jul 30, 2010
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I own a "1440p" monitor, see my sig.
btw. 1440p is not a correct way to refer to it. I also played on a 4k monitor, I wouldn't change right now for free, I don't have enough GPU power. Resolution doesn't impress me much, I have 1080p 5'2 phone, I can't see how any higher resolution would improve my experience. Probably my not so young eyes have something to do with it.
"It's a lot better but didn't blow my socks off" this is my comment about going from 1920x1200 to 2560x1440. sorry for not being clear about what it refers to. Also size went up to 27'' from 24'', I noticed that more probably.
What I want in a monitor is 0 input lag, 0ms pixel response like CRTs, huge contrast ratio, calibrated from factory to have delta E below 2 everywhere not more pixels and 240Hz refresh rate.
UPDATE: I forgot to add infinite viewing angles, so no color shift whatsoever.

I agree with everything you said :) :thumbsup: