• IBM manufactured magnetic disk storage devices from 1956 to 2003, when it sold its hard disk drive business to Hitachi. Both the hard disk drive (HDD)...
    71 KB (9,381 words) - 04:54, 6 July 2024
  • Thumbnail for History of hard disk drives
    tape drives. The commercial usage of hard disk drives (HDD) began in 1957, with the shipment of a production IBM 305 RAMAC system including IBM Model...
    44 KB (4,839 words) - 19:35, 27 June 2024
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    became widely used. Floppy disk variants History of hard disk drives History of IBM magnetic disk drives List of floppy disk formats A Japanese inventor...
    60 KB (7,044 words) - 17:05, 9 June 2024
  • needed] Category IBM articles History of IBM magnetic disk drives IBM Archives Biographies Builders reference room Jim Spohrer, "IBM's service journey:...
    208 KB (24,040 words) - 00:10, 1 July 2024
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    The IBM 2321 Data Cell is a DASD that used tape as its storage medium. See also history of IBM magnetic disk drives. IBM 353: Disk drive for IBM 7030...
    170 KB (18,581 words) - 07:52, 26 June 2024
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    CD-ROM drive in a similar situation. The X68000 has soft-eject 5¼-inch drives. Some late-generation IBM PS/2 machines had soft-eject 3½-inch disk drives as...
    80 KB (8,689 words) - 20:02, 4 July 2024
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    Older hard disk drives used iron(III) oxide (Fe2O3) as the magnetic material, but current disks use a cobalt-based alloy. For reliable storage of data, the...
    18 KB (2,106 words) - 16:21, 7 May 2024
  • 12-bit word of CDC 6000 series peripheral processors, plus 2 parity bits) in the CDC 626 drive. Early IBM tape drives, such as the IBM 727 and IBM 729, were...
    36 KB (4,275 words) - 18:57, 24 May 2024
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    off. Modern HDDs are typically in the form of a small rectangular box. Hard disk drives were introduced by IBM in 1956, and were the dominant secondary...
    138 KB (14,062 words) - 22:35, 23 May 2024
  • Thumbnail for Tape drive
    as of 2017[update] Linear Tape-Open (LTO) supports continuous data transfer rates of up to 360 MB/s, a rate comparable to hard disk drives. Magnetic-tape...
    21 KB (1,715 words) - 16:49, 5 July 2024