Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

30hz

  1. M

    4k @ 60hz Not working with Display Port - MacBook Pro 2015

    Hi guys, I have been at this for hours and hours and its frustrating me very much. I recently purchased a 4k monitor and was unable to achieve 60hz on HDMI, then I learnt I needed to use DisplayPort to Mini Display port. So I purchased a DP > MiniDP cable and I am now using it, though I'm...
  2. johnortega562

    Apple TV HDR 30Hz vs 60Hz

    Hello All, I'm hoping some can shed some light on an issue I've been having. After my recent purchase of the Apple TV 4K I decided to try out the HDR setting to see what it does. I have a two-year old Samsung UN55JU6400 so I don't have any options to enable the HDR settings but the ATV4K will...
  3. R

    Dell P2715Q Monitor - Can't get 60hz on a late 2013 27' iMac

    Hi, I first contacted Apple regarding this and they said that it should work and that I should contact Dell regarding this issue. I'm using the included mDP > DP cable, MST off. I have the latest version of OS X. I even tested another mDP > DP cable, but it still didn't work. Any ideas? Thanks!