Portable or external hard disk drives are dominant secondary storage devices for storing digital information that is usually pre-assembled or assembled by combining an external enclosure. These are available in two different sizes variants, 2.5-inch are typically known as portable external hard drives and 3.5-inch are known as desktop external drives.
The concept of secondary storage was first introduced by IBM in the year of 1956. Over the passage of time it improves and in March 2015 it achieved the capacity volume from 500GB to 1TB. SSD or solid-state drive is a storage device that uses an integrated circuit built as memory to store data continuously.
It does not have moving mechanical components like HDDs rather its capabilities include more resistance to physical shock, run silently, have quicker access time, and lower latency. Among the capacity 250GB, 500GB, 1TB, 2TB of Samsung brand are the most popular SSDs for laptops & gaming desktop. Compare to the HDD, it can provide more speed & security.
This portable device is gaining confidence among the people day by day, keep this in mind GreenTech provide the best price in the market
-1TB-250x250h.jpg "Western Digital Elements 2TB Portable HDD")
