Ubuntu (kde/4k)

Brian Cluff brian at snaptek.com
Tue Jun 21 17:09:24 MST 2016


I believe you've read into their Max Resolution incorrectly.  The max 
resolution that Nvidia shows is the maximum the card can drive any 
single monitor... so in other words the 1080 is capable of driving an 8K 
monitor as well as whatever other monitors you happen to have hooked 
up.  You can run whatever monitors it supports in whatever configuration 
you like and you will get the correct resolution that you are looking for.

Looking at the plugs available on the nvidia 1080 it looks like it would 
easily drive 3-8K monitors and a 4K monitor all at the same time giving 
you 26880x4320

Brian Cluff

On 06/21/2016 02:31 PM, Michael Butash wrote:
> So I'd been thinking about finally escaping the AMD hell I'm usually 
> stuck in with their driver and lack of giving a care about linux 
> largely, and your comments got me looking at the new big daddy 
> 1070/1080 cards.  Phoronix likes them and reports them working well 
> enough, but then I saw this on newegg:
>
>   * *Max Resolution:*7680 x 4320
>
>
> Really?!  Even with 3x displayport's and 1x hdmi2.0 port, I can't 
> effectively use them more than 2x 4k monitors wide?
>
> How absurd that nvidia *still* limits their framebuffers where amd has 
> allowed 16384x16384 resolution since the 6xxx series. My 3x 4k tv 
> system runs just dandy on my ancient 7900 amd card lately with oss 
> drivers, but requires 11520x2160 that apparently they cannot/will not 
> do.  They stupidly limit to two wide and two high vs three wide that 
> would keep you from trying to use a reticle over the display edge?  
> Not much of a gaming system card for multi-monitor I'd say.
>
> Argh, this is why I still don't use nvidia, even though their 
> purported quality and performance is better.  Thanks a lot for useless 
> hardware, at least I know I can always score the amd video cards on 
> ebay cheap that *do* work.
>
> The other odd thing I found - there seems to be a scalper market on 
> availability of these cards.  Ebay is full of them selling a good 
> $200-400 more than retail by parasites soaking them up from retail 
> chains for profit.  Another good reason to avoid nvidia it seems.
>
> -mb
>
>
> On 06/19/2016 02:07 PM, Brian Cluff wrote:
>> On 06/18/2016 09:22 PM, Michael Butash wrote:
>>> Since I don't know anyone else doing a 4k too - are you using a native
>>> hdmi 2.0 gpu port?
>>
>> Yes, I'm running a Nvidia 980ti on mine.
>>
>>> I'm using an old AMD/ATI 7950 with displayport outs I'm connecting 
>>> to 3x
>>> club3d dp1.2-to-hdmi2.0 adapters to my tv's that work mostly ok, but 
>>> one
>>> always seems to freak out

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