IDE and EIDE

tmh88tmh88 Pittsburgh / Athens, OH
edited May 2005 in Hardware
I was just wondering, whats the difference between the EIDE hard drive interface, and the IDE, or are they the same thing?

Comments

  • botheredbothered Manchester UK
    edited May 2005
    I stole this.

    Short for Enhanced IDE, a newer version of the IDE mass storage device interface standard developed by Western Digital Corporation. It supports data rates of between 4 and 16.6 MBps, about three to four times faster than the old IDE standard. In addition, it can support mass storage devices of up to 8.4 gigabytes, whereas the old standard was limited to 528 MB. Because of its lower cost, enhanced EIDE has replaced SCSI in many areas.

    EIDE is sometimes referred to as Fast ATA or Fast IDE, which is essentially the same standard, developed and promoted by Seagate Technologies. It is also sometimes called ATA-2.

    There are four EIDE modes defined. The most common is Mode 4, which supports transfer rates of 16.6 MBps. There is also a new mode, called ATA-3 or Ultra ATA, that supports transfer rates of 33 MBps.
  • mmonninmmonnin Centreville, VA
    edited May 2005
    Dont really worry about it. You can't buy the slower technology anymore.
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