Laptop ports, decoded.
Find your laptop and see exactly what each port supports.
Featured Technical Guides
View All Guides →VGA → USB-C: The History of Laptop Display Connections
How laptop display connections evolved from VGA through DVI, HDMI and DisplayPort to USB-C, and what that history means when choosing modern laptops and adapters.
How Many Monitors Can Your Laptop Drive?
How laptop display limits actually work, including GPU display engines, DisplayPort MST, USB-C, USB4, Thunderbolt, docks, bandwidth and USB graphics adapters.
USB-C DisplayPort Alt Mode: How Video Travels Through USB-C
USB-C can carry DisplayPort video, but the connector alone does not tell you what a laptop or monitor can do. Learn how DisplayPort Alt Mode uses USB-C lanes, why two-lane and four-lane modes matter, and how to read the specifications.
DisplayPort Versions Explained: What Do 1.2, 1.4 and 2.1 Actually Mean?
A practical guide to DisplayPort generations, bandwidth, UHBR, DSC, and what the different versions actually mean when choosing a laptop, graphics card, monitor, or cable.