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Does the Macbook Pro 2019 13' Support Display port 1.4

I am interested in connecting my MacBook Pro 2019 13' to my 4K TV via a USB-C to HDMI cord which supports 4K @ 60Hz with HDR


I would like to transmit 4K @ 60Hz with HDR10 and was wondering if the MacBook Pro 2019 13' Could do this?


For the adaptor to work, the device has to support DP 1.4 Alt mode.

MacBook Pro 13", macOS 10.15

Posted on Apr 17, 2020 6:22 AM

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Question marked as Top-ranking reply

Posted on Apr 17, 2020 6:57 AM

DP Alt mode is only required in USB-C connections on the receiving display that requires it. Macs don't support DP Alt mode at all over USB-C. But its not required to maintain 60hz when going to HDMI.


Since you are going to HDMI, there's no way to support DP Alt mode on it. HDMI does not support it. Its a USB-C option only.


However as shown by leroy above, the Mac can support 60hz output for 4K.


You will want to use this adapter for it: USB-C Digital AV Multiport Adapter - Apple to maintain the 60hz over HDMI.


This adapter allows you to mirror your Mac display to your HDMI-enabled TV or display.

3840x2160 at 60Hz on:

iPad Pro 11-inch, iPad Pro 12.9-inch (3rd Generation),

MacBook Pro (15-inch, 2017 and later), iMac (Retina 5K, 27-inch, 2017

and later), iMac (Retina 4K, 21.5-inch, 2017 and later), and iMac Pro

(2018)


4 replies
Question marked as Top-ranking reply

Apr 17, 2020 6:57 AM in response to PJ0908

DP Alt mode is only required in USB-C connections on the receiving display that requires it. Macs don't support DP Alt mode at all over USB-C. But its not required to maintain 60hz when going to HDMI.


Since you are going to HDMI, there's no way to support DP Alt mode on it. HDMI does not support it. Its a USB-C option only.


However as shown by leroy above, the Mac can support 60hz output for 4K.


You will want to use this adapter for it: USB-C Digital AV Multiport Adapter - Apple to maintain the 60hz over HDMI.


This adapter allows you to mirror your Mac display to your HDMI-enabled TV or display.

3840x2160 at 60Hz on:

iPad Pro 11-inch, iPad Pro 12.9-inch (3rd Generation),

MacBook Pro (15-inch, 2017 and later), iMac (Retina 5K, 27-inch, 2017

and later), iMac (Retina 4K, 21.5-inch, 2017 and later), and iMac Pro

(2018)


Apr 17, 2020 6:36 AM in response to PJ0908


https://www.apple.com/macbook-pro-13/specs/

Get help with video issues on external displays connected to your Mac - Apple Support
 https://support.apple.com/en-us/HT201177


Using 4K displays, 5K displays, and Ultra HD TVs with your Mac - Apple Support
 https://support.apple.com/en-us/HT206587



Use the LG UltraFine 5K Display with your Mac or iPad Pro https://support.apple.com/en-us/HT210205

Does the Macbook Pro 2019 13' Support Display port 1.4

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