Hard disk drive

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HDD logo.jpg
Video Graphics Array
DesignerRey Johnson's team at IBM
ReleaseDecember 24, 1954
Added to museum250GB WD HDD: January 23, 2012
20MB Seagate HDD: May 27, 2020

A hard disk drive (HDD), hard disk, fixed disk, or hard drive, is an electro-mechanical data storage device.