hard disk drive


Also found in: Dictionary, Thesaurus, Medical, Financial, Acronyms, Wikipedia.

hard disk drive

(storage)
(HDD) A disk drive used to read and write hard disks.
References in periodicals archive ?
With its ample amounts of SDRAM, streams can be interleaved to deep memory buffers to ensure sensor data isn't lost to irregular transfer rates inherent to secondary storage media based on hard disk drives," said Mike Jadon, Director of Product Marketing for Micro Memory.
This hard disk drives market analysis is supported with 200 data tables and figures that provide key statistics on the state of the HDD industry and is a valuable source of guidance and direction for companies and individuals interested in the market.
That machine holds a total of 32-MB of RAM, and a 500 MB hard disk drive, which I compressed with the DoubleSpace utility, from Microsoft, and compressed further with the Drvspace utility that is part of Windows 95.
LAS VEGAS -- Hitachi Global Storage Technologies (Hitachi) announced today it has developed new software technology targeted toward digital video recording (DVR) applications, including set-top boxes (STBs), that utilize hard disk drives.
Toshiba is continuing to lead the way in small, portable, high-capacity hard disk drives," said Amy Dalphy, manager, HDD business unit, Toshiba SDD.
The SanDisk SSD announced today achieves a sustained read rate of 62 megabytes (MB)(ii) per second and a random read rate of 7,000 inputs/outputs per second (IOPS) for a 512-byte transfer(iii) - more than 100 times faster than most hard disk drives.
AFC media is the first dramatic change in disk drive design made to avoid the high-density data decay due to the superparamagnetic effect," said Currie Munce, who holds the dual positions of director, Advanced Hard Disk Drive Technology at IBM's Storage Technology Division and director, Storage Systems and Technology at IBM's Almaden Research Center.
None of these products compare favorably in capacity, performance, or price per megabyte to that of the hard disk drive (Fig 1), but until now, there was no other convenient solution available on the market.
Albert's long experience in hard disk drive technology and markets will contribute to our efforts at promoting the industry through symposia, education, and standards in the industry across the entire region and especially in Thailand.
5" external hard disk drives with capacities of up to 250GB and 320GB.
The major challenge that hard disk drive designers are facing in increasing data densities is that the magnetic grains on the disk that store the data must become smaller and will eventually become too small to be thermally stable at room temperature.