Question: what is the difference between regular hdmi and 4k hdmi?
Answer: HDMI 2.0 is certified to have a bandwidth of 18 Gigabits per second which supports 4K resolution at 60 FPS (frames per second). ... It is noticeable compared to the HDMI 1.4 and 2.0; however, you do not need this cable in order to support 4K. It all depends on what you want the resolution to be.