Integrated graphics are great for the power savings but a 2015 Macbook Pro can n...

CharlesW · on Aug 21, 2017

That's an HDMI limitation. With DisplayPort, my early 2015 MBP drives my Dell P2715Q at 60Hz.

photojosh · on Aug 22, 2017

My 2013 15" MBP drives my 4K display at 60Hz...

jjawssd · on Aug 22, 2017

I'm assuming this is with DisplayPort?

photojosh · on Aug 26, 2017

Yes.

My comment was just an extra anecdote to the grandparent comment... if you want 4K at 60 fps, why aren't you plugging in via DP instead of HDMI?

laythea · on Aug 21, 2017

Plug the monitor into the right port! (the mini display port/thunderbolt one)