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)...

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...

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...

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...

needed] Category IBM articles History of IBM magnetic disk drives IBM Archives Biographies Builders reference room Jim Spohrer, "IBM's service journey:...

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...

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...

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...

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...

The IBM 305 RAMAC was the first commercial computer that used a moving-head hard disk drive (magnetic disk storage) for secondary storage. The system was...

capacity of 400 MB, at the time when the 2311 disk drive only had 7.2 MB. The IBM Data Cell was proposed to fill cost/capacity/speed gap between magnetic tapes—which...

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...

hard disk failure may occur in the course of normal operation, or due to an external factor such as exposure to fire or water or high magnetic fields...

extension of the work done by IBM at its Tucson lab during the previous 20 years. In 2000, and around the time of the release of LTO-1, Seagate's magnetic tape...

announced a system using this drive as well, but later changed plans to use 3½-inch diskette drives instead. A magnetic disk in a hard plastic shell was...

A disk read-and-write head is the small part of a disk drive that moves above the disk platter and transforms the platter's magnetic field into electric...

system IBM "Merlin" hard disk drives, see History of IBM magnetic disk drives § IBM 3330 MERLIN, an array of radio telescopes Merlin, a brand of garage...

The IBM Storage product portfolio includes disk, flash, tape, NAS storage products, storage software and services. IBM's approach is to focus on data management...

"Rigid Magnetic Disk Drive Specifications". 1997 DISK/TREND REPORT, RIGID DISK DRIVES. DISK/TREND, Inc. Reference Manual for IBM 3330 Series Disk Storage...

hard drives in hybrid configurations, such as Intel's Hystor and Apple's Fusion Drive. These drives use both flash memory and spinning magnetic disks in...

by IBM to describe devices that allowed random access to data, the main examples being drum memory and hard disk drives. Later, optical disc drives and...

have fallen into disuse. Early drives are 130 mm and have the size of full-height 130 mm hard-drives (like in the IBM PC XT). 130 mm media looks similar...

a disk by a disk driver. The earliest disk drives had fixed block sizes (e.g. the IBM 350 disk storage unit (of the late 1950s) block size was 100 six-bit...

computers are usually loaded from the disks as part of the boot process. Early computers predate disk drives, floppy disks, or modern flash storage. Early storage...

controller IBM 1627 – Plotter IBM 1311 – Disk drive: Model 3 master drive controlling up to 3–Model 2 slave drives. IBM 1443 – Printer, flying type bar IBM 1405 –...

CD-ROM drives. In addition, the lack of built-in 5.25" floppy drives meant that PS/2 users could not immediately run the large body of existing IBM-compatible...

megabyte-capacity hard disks were made available by Tandy and third parties. The Expansion Interface provided for up to four floppy drives and hard drives to be daisy-chained...

streamline IBM by having other investors finance those companies. These included AdStar, dedicated to disk drives and other data storage products; IBM Application...

Deskstar was the name of a product line of computer hard disk drives. It was originally announced by IBM in October 1994. The line was continued by Hitachi...

floppy disks (e.g., Imation SuperDisk), and other forms of drives with removable magnetic media, such as the Iomega Zip drive and Jaz drives, are now...