Identify the ports on your Mac

If you're not sure which port to use with your external display, hard drive, camera, printer, iPhone, iPad or other device, the port shapes and symbols in this guide should help you. 

Information about these and other types of Mac port is in the specifications for your Mac:

  1. Choose Apple menu  > About This Mac, double-click your serial number, then press Command-C to copy it.
  2. Go to the Tech Specs page, click the Search Tech Specs bar, press Command-V to enter your computer's serial number, then click Search.
  3. Click the specs page for your Mac.


Thunderbolt 4 (USB-C)

These Mac models have Thunderbolt 4 (USB-C) ports:

You can connect external displays and other devices that connect using a Thunderbolt 4  cable, Thunderbolt 3  cable or USB-C cable. You can also connect a USB-C charge cable to charge your laptop or a USB-C to Lightning cable to charge your iPhone or iPad. If you have a device that doesn't connect to this port, you can use an adapter to connect it.

If you have a Mac Studio model with M1 Ultra, you can also connect a display or Thunderbolt device to the Thunderbolt 4 ports on the front of the computer.


Thunderbolt/USB 4

These Mac models have Thunderbolt/USB 4 ports:

You can connect a single external display and other devices that connect using either a Thunderbolt 3  cable or USB-C cable. You can also connect a USB-C charge cable to charge your laptop or a USB-C to Lightning cable to charge your iPhone or iPad. If you have a device that doesn't connect to this port, you can use an adapter to connect it.

2021 iMac rear with ports enlarged

On iMac (24-inch, M1, 2021), the  symbol appears above each Thunderbolt/USB 4 port. To connect a display, use either of the ports with the Thunderbolt symbol .


Thunderbolt 3

These Mac models have Thunderbolt 3 ports:

  • iMac (Retina 5K, 27-inch, 2020)
  • iMac (Retina 5K, 27-inch, 2019)
  • iMac (Retina 4K, 21.5-inch, 2019)
  • iMac (Retina 5K, 27-inch, 2017)
  • iMac (Retina 4K, 21.5-inch, 2017)
  • iMac (21.5-inch, 2017)
  • iMac Pro
  • Mac Pro (2019)
  • Mac Pro (Rack, 2019)
  • Mac mini (2018)
  • MacBook Air (Retina, 13-inch, 2020)
  • MacBook Air (Retina, 13-inch, 2019)
  • MacBook Air (Retina, 13-inch, 2018)
  • MacBook Pro (13-inch, 2020, two Thunderbolt 3 ports)
  • MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports)
  • MacBook Pro (16-inch, 2019)
  • MacBook Pro (13-inch, 2019, Two Thunderbolt 3 ports)
  • MacBook Pro (15-inch, 2019)
  • MacBook Pro (13-inch, 2019, Four Thunderbolt 3 ports)
  • MacBook Pro (15-inch, 2018)
  • MacBook Pro (13-inch, 2018, Four Thunderbolt 3 ports)
  • MacBook Pro (15-inch, 2017)
  • MacBook Pro (13-inch, 2017, Four Thunderbolt 3 ports)
  • MacBook Pro (13-inch, 2017, Two Thunderbolt 3 ports)
  • MacBook Pro (15-inch, 2016)
  • MacBook Pro (13-inch, 2016, Four Thunderbolt 3 ports)
  • MacBook Pro (13-inch, 2016, Two Thunderbolt 3 ports)

Use these ports with displays and other devices that connect using either a Thunderbolt 3  cable or USB-C cable. You can also connect a USB-C power adapter and cable to charge your laptop computer. If you have a device that doesn't connect to this port, you can use an adapter to connect it.


If your Mac laptop or desktop computer has more than one port like this, each port supports Thunderbolt 3 and USB-C.
 


USB 3

These Mac models have USB 3 ports:

  • Mac Studio (2022)
  • iMac (24-inch, M1, 2021) with four ports
  • MacBook (Retina, 12-inch, 2017)
  • MacBook (Retina, 12-inch, Early 2016)
  • MacBook (Retina, 12-inch, Early 2015)

On Mac Studio models with M1 Max, use the USB 3 ports on the front of the computer with external devices that connect using a USB-C cable. To connect an external display, use the ports on the back of the computer with the Thunderbolt symbol .

On iMac (four-port model only), use the USB 3 ports with external devices that connect using a USB-C cable. To connect an external display, use either of the ports with the Thunderbolt symbol .

On MacBook, use this port with displays and other devices that connect using a USB-C cable. You can also connect a USB-C power adapter and cable to charge your laptop computer. If you have a device that doesn't connect to this port, you can use an adapter to connect it.


HDMI

These Mac models have an HDMI port:

  • Mac Studio introduced in 2022
  • 14-inch MacBook Pro models introduced in 2021
  • 16-inch MacBook Pro models introduced in 2021
  • 13-inch MacBook Pro models introduced between 2012 and 2015
  • 15-inch MacBook Pro models introduced between 2012 and 2015
  • Mac mini introduced in 2010 or later
  • Mac Pro introduced in 2013 or later

Use HDMI with displays and TVs that connect using an HDMI cable.
   


SD card

These Mac models have an SDXC card slot:

  • Mac Studio introduced in 2022
  • 14-inch MacBook Pro models introduced in 2021
  • 16-inch MacBook Pro models introduced in 2021
  • 13-inch MacBook Pro models introduced between 2011 and 2015
  • 15-inch MacBook Pro models introduced between 2011 and 2015
  • Mac mini introduced in 2011 to 2014
  • 13-inch MacBook Air models introduced in 2013 until 2017
  • 27-inch iMac models introduced in 2010 or later
  • 21.5-inch iMac models introduced in 2010 or later

Use the SD card slot with SD, SDHC, SDXC, MMC and UHS-II media cards, such as those used by digital cameras.
  


Ethernet

Use Ethernet  with networks and devices that connect using an Ethernet (RJ45) cable.

On some iMac models, the Ethernet port is located on the computer's power adapter. If your Mac or power adapter doesn't have an Ethernet port, you can use an Ethernet adapter.


Power

Use the power port on your Mac laptop to connect your computer to AC power using a USB-C to MagSafe 3 cable and USB-C power adapter, MagSafe 2 power adapter or MagSafe power adapter. Some Mac laptops have a dedicated charging port, while others only use USB-C ports to charge.

Find out how to identify your Mac power adapter and how to fast-charge your MacBook Air or MacBook Pro.

MagSafe 2 and MagSafe power adapters are not compatible with MagSafe 3.


Audio

Use Audio-Out –  or  – with headphones, speakers and other audio-output devices that connect using an audio cable that has a 3.5 mm (1/8 inch) audio jack. On Mac laptops introduced in 2021 or later and Mac Studio, you can connect high-impedance headphones to the 3.5 mm audio jack.

Use Audio-In  with a microphone or other audio-input device that connects using an audio cable that has a 3.5 mm (1/8 inch) audio jack.

 


USB-A

Use these ports with devices that connect using a USB-A  cable. USB ports are sometimes known by the USB specification of the port, such as USB 2 or USB 3. 

  


Left to right: power, two Thunderbolt, USB-A and Audio-Out.
 


Thunderbolt

These Mac models have Thunderbolt or Thunderbolt 2 ports:

Use these ports with displays and other devices that connect using a Thunderbolt  cable.

Thunderbolt and Thunderbolt 2 are not the same as Mini DisplayPort . They are the same shape, but have different symbols on the cable and port. However, this port does support Mini DisplayPort for video output, so you can use a Mini DisplayPort cable to connect a Mini DisplayPort display.
   


Mini DisplayPort

These Mac models have Mini DisplayPort:

  • MacBook Pro introduced in late 2008 until 2010
  • MacBook Air introduced in late 2008 until 2010
  • Mac mini introduced in 2009 and 2010
  • iMac introduced in 2009 and 2010
  • Mac Pro introduced in 2009 until 2012

Use this port with displays that connect using a Mini DisplayPort  cable.

Mini DisplayPort is not the same as Thunderbolt or Thunderbolt 2 . They are the same shape, but have different symbols on the cable and port.
  


FireWire


FireWire 400

FireWire 800

Use FireWire  with devices that connect using a FireWire 400 or FireWire 800 cable.


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