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How Many USB's Can You Plug In At Once?

Linus Tech Tips@LinusTechTips751K viewsApr 19, 20260:52
Source
YT
Views
751K
Subscribers
16.8M
Critic
8.5
Audience
?

0 up · 0 down · 0 ratings

Description

In front of me are 127 USB devices, the theoretical limit that is supported by a standard PC. We're just going to start plugging things in and see what happens. We are up to 30 devices now. Hit me with some cables. 48 devices, all of which are showing up correctly. Not what I was expecting. 106. Holy sh- 337 end points. Wait. Oh, we just lost a bunch. Woah, we are losing devices left and right here. This is an end point limit. An end point is a data pipe between the host and the device. And a device will typically have multiple end points. We [music] are still plugging in 128 devices with the USBenator. We've got the 16-port hubs and we're going to plug them into ports in the back of our computer. 112. 113. Come on. Oh, we're down. We're down to 110. We're down to 99. I think she can't take it anymore.

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AI OverviewEnglishEnglish

In this short, the creator demonstrates how many USB devices can be connected simultaneously to a single PC. He begins by plugging in 127 USB devices, noting the theoretical limit supported by a standard PC, and then continues to add more until he reaches 128 devices. The video shows the devices appearing correctly in the system, with a total of 337 end points reported, indicating a robust data pipe between host and device. He then plugs in 16‑port hubs and connects them to the back of the computer, adding 112 and 113 devices, and later 110 and 99, before finally reaching the 128‑device mark. Throughout the clip, the creator comments on the endpoint limit, the power output, and the bandwidth capacity, and concludes that the USB‑inator can handle the load without issue.

Viewers praise the video for its clear demonstration of USB limits, with several comments highlighting the creator’s enthusiasm and the practical usefulness of the USB‑inator. The most liked comment (2100 likes) calls the PC a “Bonnie Blue of PCs,” while another (1100 likes) celebrates the “Porthub content.” Comments also note the humor of the creator’s remarks and the technical depth of the demonstration, indicating a positive reception. Overall, the audience feels the video is both informative and entertaining, with a strong community engagement reflected in the high like counts and supportive replies.

Topics · unboxing · review · pc · tech

Questions answered

How many USB devices can be connected to a standard PC at once?
The video demonstrates that 128 USB devices can be connected simultaneously.
What is the theoretical limit of endpoints reported in the video?
The creator reports a theoretical limit of 337 endpoints.
Which hub type is used in the demonstration?
A 16‑port hub is used to connect the devices to the back of the computer.