About Solid State Drives

About Solid State Drives


Description of solid state drives, comparing SSD to HDDs, deciding if you need an SSD.

What is a Solid State Drive?

Solid state drives (SSD) are an alternative to traditional hard disk drives. The technology used in SSDs is similar to the technology used in USB flash drives. Since they have no moving parts, SSDs are significantly faster, lighter, and more durable than hard drives.

SSD Advantages

  • Faster file access time
  • Faster read/write time
  • Faster boot time
  • Lighter
  • More Durable
  • More energy efficient

Comparing SSDs to Hard Disk Drive


Solid State Drive (SSD)

HDD (Hard Disk Drive)


Significantly more expensive

Less expensive

Moving Parts



Read Speed

400 megabytes per second (nominal)

Up to 120 megabytes per second

Write Speed

300 megabytes per second (nominal)

Over 120 megabytes per second


Not affected by heat, vibration, shock, or magnetism

Vulnerable to heat, vibration, shock and magnetism

Power Consumption

2 - 3 watts (yields longer battery life)

6 - 7 watts


None; no moving parts

Audible mechanical noise


Less than 80 grams

Over 700 grams

Is an SSD Right for Your Computer?

An SSD computer may be a good choice if:

  • Speed and performance are more important to you than price
  • Your data storage requirements

Need More Information?

If you need help deciding whether to order an SSD for your computer, contact your KIS Support Center.

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Topic Information
  • Topic #: 5525-173
  • Date Created: 09/25/2014
  • Last Modified Since: 06/26/2017
  • Viewed: 48185