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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No DisplayPort output via DisplayPort→HDMI adapter from Nvidia card using Linux on Thinkpad W520

I have a Thinkpad W520 laptop with Nvidia Quadro 1000M graphics running Debian testing (“wheezy”) and Nvidia driver version 295.40-1. The graphics mode is set to discrete in the BIOS. I would like to ...
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102 views

ASUS PA328Q 4K monitor Windows and DisplayPort issue

I have an ASUS PA328Q 4K monitor plugged onto the DisplayPort output of an MSI NVIDIA GeForce GTX 970 4G. The monitor is configured to use DisplayPort 1.2. I am running Windows 8.1 Pro 64-bit. The ...
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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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462 views

4K monitor showing 2560x1440 as max resolution

I recently purchased a 4k Monitor, to figure that HDMI can only display 4K at 30 hz, which isnt enough for gaming and it simply makes it less enjoyable with the laggy input. It worked at 4k resolution ...
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0answers
290 views

How to select video connector between laptop and external monitor?

I want to connect a Lenovo ThinkPad X1 Carbon laptop to a Dell 2408 WFP external monitor. The ThinkPad laptop has a 14.0" WQHD (2560x1440) onboard display. It has Mini-DP and HDMI ports, and via a ...
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0answers
494 views

DaisyChain Non-Apple monitors to Macbook Pro

I as hoping to daisychain some monitors to either my display port or my thunderbolt port for my early 2011 Macbook Pro (AMD Radeon HD 6490M). I don't want to buy the expensive Apple monitors but I'm ...
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623 views

Dell U2312HM (DP) + Intel HD 3000 = Flicker

I'm using a Dell U2312HM monitor with my Lenovo X220 (Intel HD 3000 graphics card) via DisplayPort at work. Sadly, there is an issue with this combination: The Dell flickers once in a while. It's only ...
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23 views

Reconnect VGA cable doesnt give signal until reboot

My equip is connected to a VGA monitor through a DisplayPort To VGA adapter. When the computer is powered on with this adapter connected, the monitor outputs a video signal as expected. However, if I ...
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63 views

DisplayPort, Intel 5500, MST: Can I daisy chain 2 x 2560x1440 and 1x 1920x1080 displays?

I have a Thinkpad T450s laptop. It comes with Intel 5500 graphics and a displayport 1.2 (don't think it's 1.3). I'm trying to figure out if I can add 2 screens @ 2560x1440 and retain the laptop ...
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42 views

Why does text seem a little blurry when I switched from DisplayPort to HDMI?

I recently switched to another laptop that doesn't have a miniDisplayPort, only USB Type-C. I haven't got the adapter for type-C yet so I'm using an HDMI cable to connect to my monitor ...
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42 views

Can a non spec conforming DisplayPort cable damage motherboard or graphics card?

I'm having some weird problems with my workstation, here are the relevant components: PSU: Corsair AX860i CPU: Intel Core i7 6700K GPU: Asus STRIX GTX970 RAM: G.SKILL Ripjaws V DDR4 2x16GB ...
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74 views

What could be the cause of short flickering of screens

I have assembled a new computer lately and bought two new screens. The screens (two 4K Asus PB279Q) are each connected to the video card (EVGA GeForce 980Ti) by Display Port. In order to reach 60 ...
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391 views

MacBook Pro doesn't wake up 4K external display connected via the displayport

I have a MacBook Pro Retina 15" Mid 2015 running Mac OS X 10.11 (El Capitan) and I have a Samsung U32D970Q 4K external display that I would like to use in a closed clamshell mode through displayport ...
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95 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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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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251 views

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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404 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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418 views

Second monitor goes black after machine reboot

We have some 4th generation Intel NUC machines that we've placed an SSD inside of and attached two of these planar TVs. Each machine is running Windows 8.1. The problem we're running into is that ...
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625 views

WHY: Mini Displayport to Displayport adapter connected to Alienware m17 laptop for dual monitor not working?

I just bought this: accellcables.com/K088B-003B.html and am trying to connect my ASUS 27" (2560x1440) monitor up to my laptop through it's mini displayport. After wrestling through possible solutions ...
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46 views

how can I smooth pixels on a DP monitor?

I've got 2 monitors, same model (LP2361). But they connect via different cables because of what ports I have on my video card. The monitor that connects via display port has very chunky text. I took a ...
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172 views

Can Matrox TripleHead2Go support dual-mode DisplayPort?

I have an Alienware M18x r2 laptop, and am trying to hook up 3 external monitors to it in a non-linear fashion. I've discovered a product called Matrox TripleHead2Go which should (hopefully?) let me ...
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0answers
10 views

Splitting 4K output to be displayed on 4x1080p screens without adding a gfx card

How can a 4K image from a single output be displayed on four tiled 1080p screens E.g. monitor 1 showing top left part of the 4k output, screen 2 showing top right part of the 4k output... ...
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25 views

Audio over displayport suddenly stopped working

I used to connect my Surface Pro 3 via DisplayPort to my LG display, playing the sound though the LG. Today when I tried to connect the Surface it didn't worked. I checked if somehow the default ...
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13 views

Windows moving after standby (3 Monitor Setup)

It's Windows 10 Pro (1511) on a HP Elitedesk 800 G1 Mini with 1 UHD 4k Acer (CB280HK) Monitor (DP native) MAIN Monitor in center with Taskbar 1 WUXGA (1920x1200) Samsung (DP -> DVI Adapter) 1 ...
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18 views

Connect two monitors to laptop by USB hub and USB display adapters?

I would like to connect USB hub to my laptop and then connect two monitors (by USB display adapter) and mouse to the hub. I wonder if this is possible? Can a single USB port on a laptop handle all ...
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21 views

Computer keep restarting over and over when display port plugin

My PC system just have booting problem recently when I upgrade new parts. My system: Intel Core i7-2600 3.4GHz Asus P8H67-M PRO Micro ATX LGA1155 Motherboard Kingston 16GB (2 x 8GB) Crucial M500 ...
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25 views

Display Port waking up resets graphics

so I have the Benq XL2420Z monitor with a MSI 390. Links here: http://www.amazon.com/gp/product/B00HE61SOA?psc=1&redirect=true&ref_=oh_aui_detailpage_o04_s00 ...
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25 views

Connect Macbook Air 2011 to DisplayPort Monitor

I'm struggling to connect my MacBook Air from 2011 to my Acer XB270HU G-Sync. My monitor carries a DisplayPort 2.0 and has no other ports except USB. I've tried a passive (male) mini-DisplayPort to ...
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65 views

4 Monitor Setup with a 980 GTX

Trying to get 4 monitors to be driven by my 980 GTX. I've got: 1 DVI to HDMI Connection (Works) 1 DVI Connection (Works) 1 DVI to Display Port Connection through an Active Adapter (Works) 1 HDMI to ...
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41 views

3 Monitors Connected, 2 Working Only

I have an AMD R9 200 Series graphic cards which has 2 DVI, 1 HDMI, and 1 DisplayPort ports available. I've connected two monitors which DVI and the other with HDMI but only 2 work. I've read from this ...
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123 views

HDMI to DVI Dual Link via displayport - Apple TV 4 to apple cinema display

I have been struggling with this one for the last two weeks. I have a new Apple TV (4) which I bought thinking it would be compatible with a 2010 DVI Apple Cinema Display 30 inch. Initially I just ...
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116 views

One monitor has low resolution in MST Daisy Chain Dell P2715Q

I am attempting to setup a DisplayPort 1.2 MST daisy chain with three Dell P2715Q monitors from a NVIDIA NVS 510 video card on a PC running Windows 8.1. The video card is using driver version ...
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59 views

Display signal cuts out due to static electricity

I have two monitors hooked up to a Thinkpad T450 using Displayport MST, and every once in a while, the signal would cut out briefly before coming back. I had no idea what the issue was, and I ...
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68 views

DisplayPort: 2550x1440 fails, but supported by machine

I recently purchased a Dell U2515H monitor. I want to use it with my MacBook Pro 13'' 2012, non-Retina, 2.5GHz. According to the tech specs, this MacBook can drive a single 2560x1600 pixel display ...
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42 views

Pixel columns occasionally shift after starting fullscreen application

I have a setup with two EVGA GeForce 780 Ti video cards and two HP ZR2740w monitors connected with DisplayPort cables, one monitor to each video card. Occasionally when I start a fullscreen ...
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43 views

External display via DispayPort shows black, when laptop closed (it's not off)

i connected my laptop (x230/Win7) to my new 4K Monitor from Phillips through it's Ultrabase 3 via the DisplayPort. I recognized that if connected over DP the external display shows black if i close ...
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183 views

Can't run 3440x1440 monitor and 1920x1080 monitor at the same time

Relevant hardware: Acer Predator XR341CK 75Hz 34.0" Monitor Samsung 49UB8500 TV MSI GeForce GTX 780 3GB TWIN FROZR Video Card Asus Maximus VI Extreme ATX LGA1150 Motherboard Corsair 1200W 80+ ...
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69 views

AOC 4k monitor configuration

I just purchased a 4k AOC U2898 and am having a couple problems setting it up. I have a GTX 770 and am running the monitor through display port. I am having two problems (that are likely related): I ...
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15 views

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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71 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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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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124 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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222 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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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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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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188 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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701 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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334 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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438 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 ...