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December 30th, 2015 23:00

Can't get 144hz using Alienware 17 R2

I recently purchased an Alienware 17 R2.

It has the 4gb 980m graphics card.

It has the intel 4600 integrated graphics from the i7 cpu.

I have an asus monitor capable of 144hz that I successfully get 144fps when hooked up to my desktop.

I want to hook this thing up to my new Alienware 17 R2. The alienware has an HDMI port and a mini display port. I have a DVI-D (Dual Link) cable attached to my monitor. On the other end (hooked up to my laptop), I have an Apple Mini Display Port to DVI adapter. This adapter looks just like my cable (the full 3x8 grid with a single flat line). Well when I plug this contraption in, I still only get 60hz. I also notice then when I go to:

Display Settings -> Advanced Display Settings -> Display adapter properties, then the "Adapter Type" is set to the Intel(R) HD Graphics 4600.  While there, I went to "Monitor" and attempted to change the refresh rate to 144hz, as I've done on my desktop. It's not an option in the dropdown box though.

I'm wondering if somehow it needs to be set to use the Graphics card.

Next, I tried to just hook up an HDMI cable, I had the same results.

Thinking that maybe I could just disable to the Integrated graphics, I went into device manager and disabled the integrated graphics, then restarted my computer. I noticed that it really dumbed down my display. The adapter then said, Basic Display Adapter.

So what's going on here? Do I need to change some setting somewhere?

February 8th, 2016 04:00

Hi,

Did you manage to find a solution for your problem, i have a similar one i own an alienware 17 880m (2014) and used to be able to get 144 hz via mini dp to dp on an acer xb270h external monitor. i did use the nvidia card with the intel disabled fn+f5. now after lots of driver updates the max i can get is 60 hz.. Any help would be appreciated

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April 18th, 2016 17:00

For those still wondering how it works... I have an Alienware 17 R2 with the Intel Graphics 4600 as well; and it runs at 144hz. I tried every single cable before getting to the right one; it only works using the mini displayport to displayport cable. After that you just need to change the Windows Display options from 60hz to 144hz.

link to the cable I use:

http://www.amazon.com/Monoprice-32AWG-Mini-DisplayPort-Cable/dp/B0034X6SCY?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_detailpage_o00_s00 

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