DoIT Departmental Support : GDS - Docking Station Guide

This document compares our recommended docking stations and provides information about MacBook compatibility.
Comparison of Available Docks
Model Price Power Delivery Max Video Resolution Ports Notes
Dell WD22TB4 (Dell Thunderbolt dock) $211 Up to 130W
  • 5K - 60 Hz (Single Display)
  • 4K - 60 Hz (Quad Display)
 Video:
  • 2 x DisplayPort 1.4
  • 1 x HDMI 2.0
  • 1 x USB 3.2 Gen 2 Type-C with DisplayPort 1.4 Alt Mode
USB:
  • 2 x USB 3.2 Gen 1 Type-A
  • 1 x USB 3.2 Gen 1 Type-A with PowerShare
  • 1 x USB 3.2 Gen 2 Type-C
Network:
  • Gigabit Ethernet (RJ-45)
Thunderbolt 4:
  • 2 x Thunderbolt 4 ports (when connected to a Thunderbolt 4 host)
 Compatible macOS devices support dual displays with the laptop lid closed.

Set up:
  • Monitor 1: Connect via DisplayPort
  • Monitor 2: Use a USB-C to DisplayPort cable (Item 80393) via Thunderbolt port (identified by green box in the image below)

back of wd22tb4 dock
Dell UD22 (USB-C DisplayLink dock) $112.35 Up to 96W
  • 5K - 60 Hz (Single Display)
  • 4K - 60 Hz (Quad Display)
 Video:
  • 2 x DisplayPort 1.4
  • 1 x HDMI 2.0
  • 1 x USB 3.2 Gen 2 Type-C with DisplayPort 1.4 Alt Model
USB:
  • 3 x USB 3.2 Gen 2 Type-A
  • 1 x USB 3.2 Gen 2 Type-A with PowerShare
  • 1 x USB 3.2 Gen 2 Type-C
  • 1 x USB 3.2 Gen 2 Type-C with PowerShare
Network:
  • Gigabit Ethernet (RJ-45)
 Supports dual displays when DisplayLink software is installed and running, bypassing Apple's single display restrictions on certain models.

MacBook Docking Station Compatibility

These MacBooks support dual displays in clamshell mode and are compatible with the Dell WD22TB4:

  • MacBook Pro (2016-2019, Intel-based)
  • MacBook Pro 14"/16" (M1 and later)
  • MacBook Air (M3 and later)

These MacBooks have a single display limitation due to hardware and macOS restrictions:

  • MacBook Air (M1 & M2)
  • MacBook Pro 13” (M1 & M2)

To enable multiple displays on these models, DisplayLink software and a DisplayLink-compatible dock (UD22) are required.


Keywords:
dock guide docking station displaylink Mac windows 
Doc ID:
139848
Owned by:
Departmental Support in DoIT Departmental Support
Created:
2024-08-13
Updated:
2025-02-24
Sites:
DoIT Departmental Support