Staring at the ports on the back of your graphics card, or a spec sheet full of HDMI 2.1, DisplayPort 1.4, USB-C — most people genuinely can't tell which one to pick, and end up going with whatever cable they already own. This gives you a straight answer based on your actual use case, plus what changes if you go DisplayPort or USB-C instead of HDMI — and which parts PowerDoze can help with.
Quick answer: For everyday office work or watching video, either works fine — pick whichever port you have and cable you own. For a high-refresh-rate gaming monitor or if you want to daisy-chain multiple screens, DisplayPort is usually the better fit. For a TV or projector, there's basically no choice — it's HDMI. The one thing actually worth knowing: DisplayPort, USB-C, and Thunderbolt behave differently from HDMI when Windows sleeps, and are more prone to windows getting scattered or brightness resetting after wake — that's not a cable-quality issue, it's how Windows itself handles it.
| Your situation | Pick | Why |
|---|---|---|
| TV, projector, home theater | HDMI | These devices basically only offer HDMI, and you don't need DisplayPort's daisy-chaining anyway |
| High-refresh-rate gaming monitor | DisplayPort | Typically pushes higher refresh rates within the same generation |
| Multi-monitor workstation, want to chain | DisplayPort | Supports daisy-chaining multiple monitors off one cable |
| Laptop, want fewer cables | USB-C | One cable for video, data, and charging simultaneously |
| Everyday office work, streaming video | Either works | You won't notice a day-to-day difference — go with whatever port and cable you already have |
Curious why these connectors ended up this different in the first place? See our breakdown of where HDMI, DisplayPort, USB-C, and Thunderbolt each came from.
This is the difference most people don't think about while shopping, but notice the most once they're using it: Windows treats these connection types differently on sleep and wake. HDMI monitors usually just enter power-save mode on sleep, and Windows stays aware of them, so they generally come back the way you left them. DisplayPort, USB-C (DP Alt Mode), and Thunderbolt support hot-plug detection, and Windows frequently removes the monitor from the system entirely on sleep, then re-adds it as a new monitor on wake — which is why windows getting scattered onto the remaining screen, or brightness resetting to the monitor's default, is more common on these connection types.
That doesn't mean DisplayPort or USB-C is worse — they usually have an edge on bandwidth and refresh rate. It's just that Windows genuinely handles these two connection types differently; it has nothing to do with cable quality or monitor quality.
It depends on your use case. For everyday office work or watching video, either works fine — pick whichever port you have available. For a high-refresh-rate gaming monitor or if you want to daisy-chain multiple screens, DisplayPort is usually the better fit. For a TV, projector, or other consumer-electronics gear, there's basically no choice — it's HDMI.
DisplayPort, USB-C, and Thunderbolt support hot-plug detection, and Windows often removes the monitor from the system entirely on sleep, then re-adds it as a new monitor on wake — so windows getting scattered and brightness resetting to default is more common. HDMI usually just enters power-save mode and Windows stays aware of it, so this kind of disruption is less common. It's not that one cable is worse — Windows genuinely handles the two connection types differently.
What PowerDoze can do is reliably restore each monitor's brightness back to your chosen level once Windows brings the display back — identifying the monitor by its hardware identity rather than relying on Windows' display numbering, and retrying if the monitor takes a few seconds to fully wake or reconnect. What PowerDoze can't do is stop the monitor from being removed on sleep in the first place, or force it to reappear faster — that's entirely up to Windows and the graphics driver.
Whichever cable your monitor ends up using, brightness resetting after wake is annoying either way. Set it once per monitor in PowerDoze and it re-applies itself. Free, no account required.
Download free for Windows 10/11See also: What's actually different between HDMI and DisplayPort · External monitor won't wake after sleep, by connection type · Set brightness per monitor that sticks · All features