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. 

Information about these and other types of Mac ports 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 notebook, 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.

 

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 notebook, 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 notebook computer. If you have a device that doesn't connect to this port, you can use an adapter to connect it.


If your Mac notebook 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:

  • 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 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 notebook computer. If you have a device that doesn't connect to this port, you can use an adapter to connect it.

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 .

HDMI

These Mac models have an HDMI port:

  • MacBook Pro introduced in 2021
  • MacBook Pro introduced in 2012 through 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:

  • MacBook Pro introduced in 2021
  • MacBook Pro introduced in 2011 through 2015
  • Mac mini introduced in 2011 through 2014
  • 13-inch MacBook Air models introduced in 2013 through 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 power adapter doesn't have an Ethernet port, you can use an Ethernet adapter.

Power

Use the power port on your Mac notebook 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 notebooks have a dedicated charging port while others use only USB-C ports to charge.

Learn more about Mac power adapters.

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 14-inch and 16-inch MacBook Pro models with Apple silicon, you can connect high-impedance headphones to the 3.5mm 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 have the same shape, but use 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 through 2010
  • MacBook Air introduced in late 2008 through 2010
  • Mac mini introduced in 2009 and 2010
  • iMac introduced in 2009 and 2010
  • Mac Pro introduced in 2009 through 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 have the same shape, but use 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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