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What USB 3.0 is and what are the advantages of it?

  • Aug 14, 2020
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USB 3.0 is the successor of USB 2.0, but what USB is and what benefits it offers?

What is USB, anyway?

USB means "Universal Serial Bus" and is a serial bus system to connect the PC with external devices. Such a data carrier can be connected in operation with each other and automatically detected by the System. Devices with USB interface are, among others:
  • External Hard Drives
  • USB Sticks
  • MP3 Player
  • Digital cameras
  • Smartphones
USB Logo

USB 3.0 is much faster than USB 2.0

The USB versions differ mainly by their speed. USB 3.0 achieves a transfer rate of up to 5 Gigabit/s, which is 10 Times faster than USB 2.0.
USB 3.0 Speed

USB 3.0 is backward compatible

The new plugs are with the older 2.0 (480 Mbit/s), 1.1 (12 Mbit/s), and 1.0 (1.6 MBit/s) devices backward compatible. USB 3.0 Transfers are only possible if all three components (Host, cable, terminal) USB-3.0 receptacle to another. You should also note:
  • Is connected to a USB 3.0 device to a USB 2.0 socket, will it to the USB speed is throttled
  • USB 2.0 devices can be operated on USB 3.0 interfaces
  • USB 3.0 cable with USB 2.0 devices
How to your PC with a USB-Stick to accelerate, you will learn in this practical tip.