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USB 3.1 — Universal Serial Bus 3.1

Names a USB specification revision associated with Gen 1 and Gen 2 speed labels.

Acronym study batch 6 · reviewed 2026-10-20

Why learn USB 3.1 — Universal Serial Bus 3.1?

Names a USB specification revision associated with Gen 1 and Gen 2 speed labels.

Where it came from

USB 3.1 Gen 1 is 5 Gb/s; USB 3.1 Gen 2 is 10 Gb/s.

• Memory aid (a learning cue, not the expansion): Three-point-one requires checking which Generation is meant.

Build your understanding

Work through these exercises in order. Try the task before opening a reference.

1. Without looking, expand USB 3.1: Universal Serial Bus 3.1.
2. Recall this memory aid: Three-point-one requires checking which Generation is meant.
3. Explain the practical use: Names a USB specification revision associated with Gen 1 and Gen 2 speed labels.
4. Explain this distinction: USB 3.1 Gen 1 is 5 Gb/s; USB 3.1 Gen 2 is 10 Gb/s.
5. Identify USB 3.1 in a device specification, architecture diagram, or system inventory.

Documentation and sources

• USB-IF specifications (www.usb.org)
• VESA DisplayPort (www.displayport.org)

Catalog source: technology-maxxing. This page reproduces the existing catalog’s learning material and source links.