Identifying Storage Device In Windows 10; Usb Features; Usb 3.0/Usb 3.1 Gen 1 (Superspeed Usb); Speed - Dell Precision 7720 Owner's Manual

Storage device (HDD or SSD type) is listed under the System Information under the General group.

Identifying storage device in Windows 10

1 Type Device Manager in I'm Cortana, Ask me anything field.
The Device Manager window is displayed.
2 Click Disk Drives.
The storage devices installed in the system are displayed.

USB features

The Universal Serial Bus, or well known as USB was introduced to the PC world in 1996 which dramatically simplified the connection
between host computer and peripheral devices such as mice and keyboards, external hard drive or optical devices, Bluetooth and many
more peripheral devices in the market.
Let's take a quick look on the USB evolution referencing to the table below.
Table 1. USB evolution
Type Data Transfer Rate
USB 3.0/USB 3.1 Gen 1 5 Gbps
USB 2.0 480 Mbps
USB 1.1 12 Mbps
USB 1.0 1.5 Mbps

USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)

For years, the USB 2.0 has been firmly entrenched as the de facto interface standard in the PC world with about 6 billion devices sold, and
yet the need for more speed grows by ever faster computing hardware and ever greater bandwidth demands. The USB 3.0/USB 3.1 Gen 1
finally has the answer to the consumers' demands with a theoretically 10 times faster than its predecessor. In a nutshell, USB 3.1 Gen 1
features are as follows:
• Higher transfer rates (up to 5 Gbps)
• Increased maximum bus power and increased device current draw to better accommodate power-hungry devices
• New power management features
• Full-duplex data transfers and support for new transfer types
• Backward USB 2.0 compatibility
• New connectors and cable
The topics below cover some of the most commonly asked questions regarding USB 3.0/USB 3.1 Gen 1.

Speed

Currently, there are 3 speed modes defined by the latest USB 3.0/USB 3.1 Gen 1 specification. They are Super-Speed, Hi-Speed and Full-
Speed. The new SuperSpeed mode has a transfer rate of 4.8Gbps. While the specification retains Hi-Speed, and Full-Speed USB mode,
Category
Super Speed
High Speed
Full Speed
Low Speed
Introduction Year
2010
2000
1998
1996
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