DisplayPort is a digital audio/video interface used primarily for attaching external monitors to computers, though it can also be used to transmit audio, USB, and other forms of data.

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Capabilities of new & upcoming Wireless based Display protocols & mechanisms?

The up & coming High Resolution/ HiDPI QHD, UHD, 4K Displays are currently being supported by newer & more capable revisions of Display Port, HDMI and possibly some merging/ overlaps with ...
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2answers
375 views

How do I know if a graphics card is capable of a high enough resolution or number of monitors?

Can I use the single DisplayPort output of the Inspiron 3050 Micro Desktop (Intel HD Graphics of Celeron J1800) to extend across three independent 1080p displays with a Multi-Stream Transport hub? How ...
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72 views

turning off one of my two monitors rearranges windows to the other

For some reason when one of my monitors goes off Windows is moving all of my applications to the remaining monitor. This isn't behavior I used to encounter I made some changes over the past 2 weeks ...
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1answer
145 views

Dell U2414H triple monitors not all on after wake up

I have a triple monitor setup with three DELL U2414H monitors running on Windows 10. They are hooked up in a daisy-chained multi-stream transport configuration (MST). I have not changed anything with ...
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76 views

What version of DisplayPort does the Dell XPS L520X use? Or is there software that can check?

I have this laptop in hand. Is there software that can check? Nvidia GT 540M 2GB Is it 2560×1600 (WQXGA) DisplayPort 1.1a or 4096x2160 (4K) DisplayPort 1.2
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125 views

Will an HDMI-DisplayPort cable be capable of >60Hz?

I just bought a Asus VG248QE 24-Inch LED-Lit Monitor whose refresh rate goes upto 144Hz. I play computer games a lot and that's the reason I bought it. Now the problem is that I connect it to my ...
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2answers
1k views

NVidia GTX 970: Second monitor disables when third is plugged in

I just got a new PC with a GTX 970 video card. It has a DisplayPort, HDMI and 2 DVI ports. When I plug a monitor into the DisplayPort and one into a DVI port, they work perfectly. When I plug another ...
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224 views

HP Z230 tower display ports on motherboard not working

I have a HP Z230 Tower Workstation an AMD FirePro V3900 GPU installed. I have 2 screens connected to the GPU and they work fine, but when I connect a screen on the displayport on the motherboard, the ...
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127 views

How do I rotate 1 of 2 external displays to portrait, in OSX Yosemite?

I have a 2015 MacBook Pro Retina, and two Dell U2414 24" displays. Each display is connected directly to the MacBook by DisplayPort. When I try to rotate one of the displays to portrait, using the ...
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1answer
444 views

Monitors not turning on with computer

I have 3 monitors connected through displayport cords and they do not turn on when my PC powers up and only turn on after I hit the PC's reset button. Here are some details: Graphics card has 3 ...
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2answers
7k views

DisplayPort Link Failure after monitor sleep?

I just added a 3rd monitor to my Windows 7 64-bit computer. When the monitor goes to sleep, it won't wake up. The other two monitors wake up fine (connected via hdmi and DVI). The new monitor I ...
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121 views

DisplayPort MST and HDMI adapter

I have a Dell u2715h monitor which has both a DisplayPorts in and a DisplayPort out. It claims to support DisplayPort 1.2 and MST (Multi-Stream Transport). I do not have a second DisplayPort ...
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193 views

Macbook Pro and Acer external monitor text rendering

I just purchased this Acer B276HUL 27 inch IPS monitor from amazon and connected it to my Macbook Pro (late 2013 with retina display) with a thunderbolt to display port cable. The resolution of the ...
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1answer
56 views

Displayport specs: How to interpret and convert to DVI-Dual Link?

I need to drive a Dell 30" display, that is dual link DVI, 1600x2560 I am looking at an AMD board that has 4 mini DP outputs. It says, on the box: Max DVI resolution: 1920x1200 per output Max DP ...
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40 views

How to connect Dell Vostro with HDMI to Matrox TripleHead2Go with DisplayPort?

I like to connect my Dell Vostro 3700 with HDMI output to the Matrox TripleHead2Go Digital SE with DisplayPort. Does somebody know if an active HDMI to DisplayPort converter works with the Matrox and ...
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189 views

Does MacBook Air 11" (Early 2015) Broadwell support DisplayPort MST?

Does MacBook Air (11-inch, Early 2015), powered by Broadwell with Intel HD Graphics 6000, and Thunderbolt 2 port (up to 20 Gbps), support DisplayPort 1.2 Multi-Stream Transport? ...
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96 views

Select DisplayPort for audio output

I can't get my head around a solution to output sound via DisplayPort to my monitor with integrated speakers. I have a MSI z87i gaming ac mainboard with no additional graphics or sound cards. My ...
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50 views

3 displays, one GPU, passive DP, ubuntu

I have a Radeon HD6850 card that I was using with Ubuntu 14. I had 3 dell monitors connected to this card and they worked great at 1600x1200. I had bought a Displayport to DVI adapter to get it ...
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1answer
823 views

Can I use a DisplayPort cable to connect from MacBook Pro's Thunderbolt port to a DisplayPort monitor and maintain 4K resolution 60Hz

My purpose is to connect a MacBook Pro to an HDMI/DisplayPort monitor and maintain 4K resolution with 60Hz. But since MacBooks still lack support for HDMI2 and Thunderbolt cabels are expensive, I ...
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1answer
651 views

Will XPS 13 2015 laptop support daisy chaining multiple monitors from a single display port?

Will my XPS 13 2015 laptop support daisy chaining multiple monitors from a single display port output? I understand that this will require display port v 1.2, but I've not so far been able to find ...
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114 views

Second screen goes black on certain website (Firefox/Chrome on Windows 8.1 on MacBook Air)

Whenever I go to http://htw-berlin.de (the only URL with this issue so far) with Firefox 38 or Chrome Canary 45, the entire screen goes black until I close the tab. But only if the window is larger ...
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1answer
787 views

4K monitor does not support 60HZ via HDMI on 3840x2160

I am confused about HDMI -- I have a GTX 770 with 1xDP, 1xHDMI and 2xDVI. I just bought two Dell Ultra HD 4k Monitors (P2715Q) and while the first one gives me 60HZ over DP, another only shows 30HZ ...
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173 views

Is it possible to use HDMI out and DisplayPort with daisy chaining simultaneously?

Specifically, I'd be interested in if such a combo works on notebooks with graphic adapters such as the Geforce GTX 850M . E.G.: Monitor 1: internal Monitor 2: external via HDMI Monitor 3,4,5... ...
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372 views

DisplayPort to DVI adapter: quality concerns

So I searched the local market and was not able to find a DisplayPort to DVI-D cable. My next option is to buy a DP-to-DVI adapter and then attach it to my monitor using a standard DVI-to-DVI cable. ...
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1answer
823 views

Use Displayport-Splitter to connect two computers to one Displayport jack of a monitor

I have here a Windows computer (Lenovo W510) and a MacBook Pro (Early 2011). Now I want to connect each Displayport output of the computers to one Displayport input of the monitor (iiyama PL2779Q). So ...
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1answer
187 views

OSD not working on AOC q2770pqu monitor

I have a newish AOC q2770pqu monitor and it has been working ok until today. I usually use it with a DP connection, but this morning I want to use it with HDMI. I couldn't get into the menu system to ...
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2answers
2k views

QHD through HDMI on Dell U2715H

I have an Acer TimelineX 4820TG laptop. I'd like to buy the Dell U2715H screen (sorry link in french). It is a 2560x1440 px display. But My laptop has only VGA and HDMI port, and the screen has ...
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1answer
1k views

Daisy chaining monitors with no DisplayPort on laptop

I purchased two U2414H monitors from Dell and am trying to connect them to my laptop (Inspiron 3421) but I don't have a DisplayPort on my laptop. The laptop has 2-USB 3.0, 1-HDMI, 1-USB 2.0 The ...
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1answer
331 views

How do I get full resolution out of my monitor?

I have a Monoprice 27in IPS-ZERO-G Slim Monitor WQHD 2560x1440 - Dual Link DVI, VGA with a max resolution of 2560 x 1440 connected to a NVIDIA Quadro K620 video card. The Connection is as follows: ...
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1answer
181 views

Connect non-displayport GPU to displayport monitor

I am trying to connect my GeForce 690 GTX to Asus Swift PG2780. I have tried http://www.sapphiretech.com/presentation/product/product_index.aspx?pid=357&lid=1 but the monitor has no signal. Any ...
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1answer
844 views

Cant select which HDMI/DisplayPort monitor to output sound to

I've been banging my head against this issue ever since I got a third monitor. I have searched all over and can't seem to find anyone having the same issue. Currently I resort to physically ...
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1answer
380 views

Linux Mint: Power Management does not turn off displayport monitor

I have two monitors connected to this system... one via displayport and one via DVI. When I go into the screen saver settings, I enabled Power Management and set standby, suspend, and off to 1 minute. ...
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1answer
154 views

3 Screen Setup with 2 MiniDP, 1 HDMI, 1 DVI Port Available?

I have a GPU with 2 mini display ports, a dvi port, and an hdmi port. I have previously tried to set up three screens with this but wasn't able to do so as the displayport screen didn't show anything. ...
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Howto enable GPU-scaling with nVidia GTX 680 and UltraHD-DisplayPort-1.2-monitor?

I am running a Dell UltraHD-monitor in 3840x2160 at 60 Hz (DisplayPort 1.2). This monitor doesn’t support upscaling when running in DP 1.2 mode. nVidia's latest drivers seem to prevent GPU scaling ...
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1answer
87 views

Use two monitors over one displayport

My colleague has a laptop with one DisplayPort, but he wants to attach two (HDMI) monitors to it. I've seen adapters that can split the signal over two monitors (with the addition of DisplayPort to ...
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2answers
656 views

Can't get third monitor to work

I am running Windows 8.1 (64x bit) with all the latest updates. I have three monitors connected to my PC at work. The connections used are HDMI, DVI and DisplayPort. The DisplayPort connection is not ...
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Is there a difference between “Thunderbolt” and “Mini DisplayPort” cables?

TB-to-TB cables seems to be more expensive than mDP-to-mDP cables. Is there any actual difference besides the branding? This is for use in connecting a MacBook Pro to a dock with multiple ports (USB ...
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1answer
2k views

DisplayPort 1.2 DaisyChain with a DisplayPort to HDMI node at the end of the chain

I recently bought a Dell monitor which has only DisplayPort and HDMI. and I was very excited to learn about the DisplayPort 1.2 daisy-chain. I was wondering if I could create a chain as follows ...
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710 views

Does DisplayPort cables only one-way?

I saw this DELOCK 82438 Mini DisplayPort - Displayport cable where the image shows one end is an input, while the other is an output. They also say in the description that this is a Mini DisplayPort ...
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406 views

Make Intel HD Graphics 3000 use two external displays

I have a quite old work laptop but need it to display picture on two external monitors. It has classic VGA output as well as DisplayPort output. The graphics card is Intel HD Graphics 3000. I use ...
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1answer
207 views

Thinkpad W510 plus 2 monitors

Is it possible to connect a Lenovo W510 to two external DVI monitors and also use the built in screen, so that I am using a total of three monitors? I don't have, nor do I want to purchase a dock, ...
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1answer
3k views

Will a GTX 970 support a dual monitor setup using a Gsync panel on DisplayPort as the primary and a second panel on DVI?

I'm looking at upgrading my rig with this card: http://www.amazon.com/dp/B00NN0GEXQ/ Its a MSI GTX 970 I'd like to run a Gsync panel on the DisplayPort as a primary and then move my second panel ...
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1answer
4k views

How do I connect a PC with my Apple Cinema 27" Display [duplicate]

I have a PC that has displayport, DVI, and HDMI out. I would like to connect this to an Apple Cinema 27" Display. The apple display only has a mini displayport male connector coming out (it is not ...
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337 views

displayport + 3.5mm audio to HDMI?

I have a Lenovo W500 and apparently, the graphics card (ati radeon) doesn't support audio output through the display port. But, connecting separately from the headphones to the RCA inputs in the TV ...
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444 views

How do I route audio to my HDMI port instead of the display port

My Dell Studio 1747 notebook has an ATI radeon HD 4650 graphic card. The card has both HDMI as well as Display port output. However, the audio routes to the Display port instead of the HDMI. Since ...
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2answers
247 views

Why does my monitor sometimes display a moira pattern (of sorts)

I recently bought a SIIG CE-KV0411-S1 (2-port DisplayPort KVM) to share an Asus VK278Q between my gaming PC and a MacBook. The Mac never gives me any trouble, but if the PC goes to sleep while it is ...
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359 views

DisplayPort monitor with USB hub, switch to another machine with all USBs?

So, I'd really like to just be able to sit down at my desk, with my gaming pc all connected up and working, plug my MacBook Air in to the DisplayPort and pick up all the USB devices. ...
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1answer
117 views

AMD card fails to start when displayport plugged in

I've been encountering this issue for a while now and it has finally fried enough nerves that I'd find some support for it. Googling around has revealed little. I have an AMD Radeon HD 5900 with 2 ...
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1answer
744 views

Disable Windows 8 Monitor detection with display port monitors [duplicate]

I have 3 Dell UltraSharp U2414H Monitors connected to a NVIDIA Geforce GTX 980 graphics card via display port. The monitors are not chained. So each monitor is connected directly to the graphics ...
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353 views

HD 5870 displayport low power no image on Dell UltraSharp U2414H 23.8

NOTE: I bought a cable for HDMI and now the resolution is at 1920x1020 I would prefer to at least understand how to fix the display port I have a windows 7 desktop with and AMD HD 5870 graphics card. ...