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macbook resolution external display

  1. CausticSoda

    New Macbook Pro gives lower resolution output than non-pro version!?

    I have a mystery. In short, I have a MacBook 12” connected to a Dell U3011 with an HDMI to DVI-D cable. The Dell displays 2560x1600 at 60 Hz, no problem at all. Now, I also have a MacBook Pro 13” from work. When I plug this in at home (same cables, adapter etc.) the maximum offered to me is...