Showing posts with label solid state drive. Show all posts
Showing posts with label solid state drive. Show all posts

Sunday 2 September 2012

1 Solid State Drive and its advantages

Storage devices are very important for a computer system. Usually a hard disk drive is used as the main storage device. Hard Disk Drive is also called as HDD and Solid State Drive as SSD. Both of these storage devices are non-volatile. That means data will be there, even the power is turned off. The solid state drives are comparatively newer than the hard disk drives; hence, they are expensive. Solid state storage have many advantages over the hard drive storage.

It will be helpful for the readers, if the components of the devices are stated here. An HDD has several moving parts including the spindle, which holds flat circular disks, read-write heads, and rotating motors. Here, one motor is used to spin the disks and one motor is used to move the read-write heads. In a solid state drive, there is no moving part. An SSD has three basic components including capacitor, cache, and controller. Almost all the smaller computing devices like smart-phones and tablet computers use solid state storage.

Many of the laptop computers are coming with SSDs. There are also desktop PCs, which are using SSDs. The first advantage of an SSD is that it is lighter than an HDD, as there are no rotating parts like motor, spindle or disks. Another important advantage of a solid state drive over a hard disk drive is that it consumes lesser electricity. An HDD need more power to drive the disks and move the heads. As SSDs do not have any moving parts, virtually they do not produce heat or noise.

Solid state storage is more reliable than hard disk storage. The motions of the heads and disks increase the chances of head crash. This can be happened for these reasons – sudden power failure, electronic failure, wear and tear, physical shock, poorly manufactured heads and platters, or corrosion. SSDs are more reliable for another reason. When an HDD comes close to powerful magnets, it may lose data, but an SSD is out of the risk of magnetic distortion.

A computer with an SSD is faster than a computer with an HDD. According to Intel, SSDs are eight times faster when compared to HDDs. To keep the HDDs in fast performance, defragmentation is needed; otherwise, the speed will slow down. Defragmentation is not needed for an SSD. If you can bear extra prices for SSDs, then you can enjoy all of these advantages. However, in future SSDs will be available at lower prices. Another limitation of solid state drives is their capacity. A 1TB SSD is very expensive and rare, whereas you can get an HDD with the same capacity almost in every computer-shop.

You will achieve more benefits when you will use solid state storage in your computer. Nowadays, there are many online storage services. Hence, you need not a storage device with huge capacity; you just need to maintain the storage device effectively. Use solid state storage in your computer and enjoy faster boot up and noiseless performance. As an SSD has longer life than an HDD, maintenance cost will be lesser if you use an SSD.

 

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