2560x1600 display issue. (x11?, nvidia 8800 GTS, hdmi, dvi-d, Dell U3011)
aph at redhat.com
Mon Apr 11 07:59:10 UTC 2011
On 09/04/11 16:15, Linuxguy123 wrote:
> On Sat, 2011-04-09 at 10:20 +0100, Andrew Haley wrote:
>> On 09/04/11 04:05, Linuxguy123 wrote:
>>> How do I get my HDX to drive the U3011 at 2560x1600 ?
>> You can't. It's not physically capable.
>> With a dual-link DVI setup you'll see
>> [ 31.372] (II) NOUVEAU(0): Printing probed modes for output DVI-I-1
>> [ 31.372] (II) NOUVEAU(0): Modeline "2560x1600"x59.9 268.00 2560 2608 2640 2720 1600 1603 1609 1646 +hsync +vsync (98.5 kHz)
>> [ 31.372] (II) NOUVEAU(0): Modeline "1280x800"x59.9 71.00 1280 1328 1360 1440 800 803 809 823 +hsync -vsync (49.3 kHz)
> a) You are right.
> b) It should.
> HDMI 1.3 has enough bandwith. See here.
I think you'll find that I told you that first. :-)
> But Dell crippled its HDMI input on the U3011 to 1920x1200. One can get
> around that issue by using a Dual Link HDMI to DVI adapter such as this
Is the HP HDX9494 capable of driving a dual-link HDMI, then? If so, it's
a trivially solved problem.
> The real issue is that either Nvidia or HP made the decision to drive
> the HDMI port on my HDX with a single link output instead of a dual link
> Its very interesting to read as I get more into this that even laptops
> with DisplayPorts aren't guaranteed to drive a monitor at 2560x1600. I
> thought that was the point of all these fancy high bandwidth
> interfaces !
I can't say I'm surprised.
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