Friday, September 30, 2011

Flash Memory: Advantages and Disadvantages

Advantages:
  • Faster read and write compared to traditional hard disk drives.
  • Smaller size.
  • Less prone to damage.
  • Cheaper than traditional drives in small storage capacities.
  • Uses less power than traditional hard disk drives.
Disadvantages:
  • Flash memory cells have a limited number of write and erase cycles before failing.
  • Most flash drives do not have have a write-protection mechanism
  • Smaller size devices, such as flash drives make them easier to lose
  • Currently costs a lot more per gigabyte than traditional hard drives for large storage capacities.
  • May require a special version of a program to run on a flash-based drive to protect from prematurely wearing out the drive.