Computer Active (UK)

Do I really need... USB 3.1?

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What does it do?

It connects peripheral­s such as storage drives to PCS, carrying data and electrical power. USB 3.1 – officially known as USB 3.1 Gen 2 (10Gbps) or ‘SS 10’ – is the latest incarnatio­n of the USB interface standard, allowing datatransf­er speeds of up to 10 gigabits per second.

Why would I want it?

USB 3.1’s maximum speed is twice as fast as USB 3.0. That’s important for tasks like video editing that require huge amounts of data to be transferre­d in real time. In the past, hard drives couldn’t go any faster than USB 3.0, but today’s SSDS can. Plugging in a drive is also an easy way to upgrade a PC, and if you install Windows 10 on an external SSD (such as Samsung’s model pictured here) it’ll speed up just about ev everything – if the inte interface can do it jusjustice. There’s no advantage for other USB pe peripheral­s, such as printers.

What’s the catch?

None – it’s not even expensive – yet a lot of PCS still lack USB 3.1. Note that USB 3.1 is a standard for how the interface works, not which plugs it uses: some PCS have full-size USB Type-a sockets that offer USB 3.1 (a blue strip tells you it’s either 3.0 or 3.1, but doesn’t distinguis­h between the two), while others have the smaller Type-c socket. Some Type-c sockets also support even faster Thunderbol­t standards, but you can’t tell without checking the specificat­ions. Thunderbol­t peripheral­s are more expensive, making USB 3.1 a better option for most users.

So can I do without it?

Yes, if you’re not planning any ambitious speed-critical work. But it may cause frustratio­n when you want to add faster external storage later, and your PC can’t connect to it at full speed.

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