The 80GB external hard disk is the reliable storage device which helps in storing 80GB data and that data can also be carried to any places as we like. When compared to the other flash drive the storage capacity in the flash drive is very much less when compared to the external hard disk. But the external hard disk is somewhat larger in size and is tough to carry in pockets. All these operating systems provide the partitioning and the disc formatting tools for the external hard drives.
The Operating system can also be installed on the external drives, in this way the applications and programs can run on the computer. The file systems like the NTFS and FAT can also run on the USB external hard disks. The external USB hard disks gain popularity as the backup storage needs increased with the introduction of the internet. The data was to be protected from threats of viruses and unauthorized usage. Therefore, the use of USB disk drives increased.
The USB external hard drives give its customers cost effective and efficient solution for data backup in comparison with the other tape drives having the same recording capacity. USB (Universal Serial Bus) is very standardized and common interface for transferring of data that helps to connect the backup devices to the computer systems. For the normal storage 80GB hard disk is more than enough. The speed of the 80GB normal hard disk is slow when compared to the 80GB external hard disk.