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Barracuda hard disk from an Alphaserver (4.3 GB) The Seagate Barracuda is a series of hard disk drives and later solid state drives produced by Seagate Technology that was first introduced in 1993. [3] The line initially focused on high-capacity, high-performance SCSI hard drives until introducing ATA models in 1999 and SATA models in 2002.
HGST, Inc. (Hitachi Global Storage Technologies) was a manufacturer of hard disk drives, solid-state drives, and external storage products and services. It was initially a subsidiary of Hitachi, formed through its acquisition of IBM's disk drive business. It was acquired by Western Digital in 2012. However, until October 2015, it was required ...
2011 - Samsung announces 1 TB of capacity per 3.5 inch hard drive platter. [60] 2012 – TDK demonstrates 2 TB on a single 3.5-inch platter [61] 2012 – WDC acquires HGST operating it as a wholly owned subsidiary. WDC then provides rights to Toshiba, [62] allowing it to re-enter the 3.5-inch desktop hard disk drive market. [63]
The hard disk is a regular 2.5-in 5400 rpm SATA drive with 80, 120, 160, 250, 320, 500 or 750 GB. A number of different drives from different manufacturers have been reported to be included. Newer-model Aspire Ones take a 7 mm thick drive, as opposed to the usual 9.5 mm thickness that makes up most 2.5-inch form factor hard drives and SSDs.
Western Digital said that the new drives are 35 percent faster than the previous generation. On September 12, 2008, Western Digital shipped a 500 GB 2.5-inch (64 mm) notebook hard drive which is part of their Scorpio Blue series of notebook hard drives. On January 27, 2009, Western Digital shipped the first 2 TB internal hard disk drive. [17]
IBM's first hard drive, the IBM 350, used a stack of fifty 24-inch platters and was of a size comparable to two large refrigerators. In 1962, IBM introduced its model 1311 disk, which used six 14-inch (nominal size) platters in a removable pack and was roughly the size of a washing machine. This became a standard platter size and drive form ...
At least 218 companies have manufactured hard disk drives (HDDs) since 1956. Most of that industry has vanished through bankruptcy or mergers and acquisitions. None of the first several entrants (including IBM, who invented the HDD) continue in the industry today.
A disk-on-a-module (DOM) is a flash drive with either 40/44-pin Parallel ATA (PATA) or SATA interface, intended to be plugged directly into the motherboard and used as a computer hard disk drive (HDD). DOM devices emulate a traditional hard disk drive, resulting in no need for special drivers or other specific operating system support.
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