DisplayPort MST Hub – One Port In, Two Monitors Out, No Driver

Description

One DisplayPort plug goes into the computer. Two DisplayPort sockets come out. Two monitors, one port on the back of the machine.

What a displayport hub actually does

It is not a cable that duplicates a picture. Inside the housing of this displayport hub is a Multi-Stream Transport controller, and MST is the part of the DisplayPort standard that lets a single port carry two independent video streams. The hub separates them again and sends one to each screen.

That is why this works where a passive Y-cable does not. A Y-cable has no electronics and no way to tell two streams apart, so it cannot give you two desktops. A displayport hub can. Windows sees two monitors, you arrange them in Display Settings, and you drag windows between them.

⛔ Read this before you order — it decides whether this is right for you

On Windows you get two extended screens. On a Mac you do not.

macOS has never implemented Multi-Stream Transport. Plug this into a Mac and both monitors show the same picture — one extended desktop, duplicated across the pair. On a MacBook that means the laptop screen plus one extra, not two extra.

⭐ This is the single most useful sentence on the page and almost nobody writes it. If you are on a Mac and you want two separate screens, a displayport hub is the wrong part, and we would rather tell you now than process a return.

Your graphics card has to support MST as well. Essentially every discrete card and integrated chipset from the last decade does, and it is listed in the display section of the card’s own specifications. An mst hub cannot add a capability the card does not already have — it uses one that is sitting there unused.

The bandwidth is shared, and that changes what you can run

One cable goes into the computer, so one link’s worth of bandwidth is split between two screens. This is the part that catches people out, and it is arithmetic rather than a defect.

MST is a DisplayPort 1.2-and-later feature, and at that floor the link carries two 1080p screens at 60Hz comfortably, and a pair of 1440p screens at 60Hz as well. Push both outputs to 4K at 60Hz and you are asking more of one link than it has to give.

⭐ For a desk you work at, the lower resolution at the higher refresh rate is the better trade. Two 1440p screens at 60Hz beats two 4K screens struggling, every time. No displayport hub, and no cable of any kind, can add bandwidth that the single input link does not carry.

What is in the housing, and what is not

There are two video sockets and nothing else. No USB ports, no audio jack, no buttons and no switch to press. A displayport hub is a compact aluminium block on a short captive lead that does one job properly rather than five badly.

There is nothing to configure. Plug the mst hub in, open Display Settings, choose Extend. There is no mode to select and no driver to install.

Where this beats the alternatives

A displayport splitter that only mirrors is a different product — useful for a presentation, useless for a second desktop. A second graphics output means opening the machine. A docking station costs several times what a displayport hub does and brings a pile of ports you never asked for.

⭐ An mst hub is the cheapest honest route from one port to two working screens, and on a laptop with a single DisplayPort, or a Thunderbolt dock that terminates in one, it is very often the only route. That is the whole case for an mst hub over a displayport splitter: one duplicates, this one extends.

Why purchase this displayport hub from Core Connect Aust?

This mst hub is stocked in Melbourne and ready to go — order before 10am and your displayport hub ships the same day via Australia Post with insurance, backed by our 90-day warranty and a team who can check your graphics card supports MST before you order.

Stocked here, not shipped from overseas. Order your displayport hub today and get the second screen working.

Compatibility

Works with any computer whose DisplayPort output supports Multi-Stream Transport:

• Windows 10 and Windows 11 desktops with a DisplayPort output on the graphics card
• Windows laptops with a full-size DisplayPort port
• Docking stations and port replicators with a DisplayPort output
• Discrete graphics cards from the last decade — the card’s specification lists MST support under its display section
• Integrated graphics on modern Intel and AMD processors

Drives two monitors with a DisplayPort input, which on most current screens sits alongside the HDMI inputs.

One sentence on Apple hardware, because it matters more than any list: macOS does not implement Multi-Stream Transport, so on a Mac the two outputs show the same picture rather than two separate desktops. Everything still displays — it mirrors instead of extending.

DisplayPort is a registered trademark of the Video Electronics Standards Association. All trademarks are the property of their respective owners.