1956: IBM delivered the first disk drive RAMAC 305 to the customer, which can store 5MB of data at a cost of 10000 USD per MB. It is the size of two refrigerators and uses 50 24-inch CDs.
196 1 year: IBM invented that the magnetic head of a disk drive "floats" on an air cushion or "air bearing".
1963: IBM introduced the first removable disk drive 13 1 1, which has six 14-inch disks and can store 2.6MB of data.
1966: IBM introduced the first drive using wound coil ferrite heads.
1970: General Data Corporation (renamed as Western Digital Corporation in 197 1) was established in California.
1973: IBM announced the launch of the first modern "Winchester" disk drive 3340, which uses a sealing assembly, a lubricated spindle and a small magnetic head.
1978: The first RAID (redundant array) drive was born.
1979: Seagate technology company, a disk manufacturer, was founded by Al Shugart on 1979.
1979: IBM's 3370 uses seven disks with a diameter of 14 inch, and the storage capacity can reach 57 1MB. The 3370 was also the first disk to use a thin-film head.
1979: IBM's "Piccolo" computer disk uses six 8-inch disks with a storage capacity of 64MB.
1979: Seagate Technology Company developed the earliest disk interface-ST-506, which is widely used in microcomputers.
1980: IBM released the first disk with storage capacity in GB at that time, which was about the size of a refrigerator, weighed 250kg and sold for $40,000.
1980: Seagate released the first 5.25-inch disk.
198 1: Shugart design bureau and NCR jointly developed an intelligent disk interface called Shugart design bureau system interface (SASI), which is the predecessor of SCSI (Small Computer System Interface).
1982: Western Digital announced the launch of the first single-chip Winchester disk controller-WD10/0+00.
1983: Rodime announced the launch of the first 3.5-inch disk at that time-Ro352, which contains two disks and has a storage capacity of 10MB.
1984: Western Digital manufactured the first Winchester disk control card for IBM PC/AT, which became the industrial standard at that time.
1985: ControlData, Compaq Computer and Western Digital jointly developed a 40-pin IDE interface. IDE stands for intelligent drive electronic equipment.
1985: The disk controller is integrated into the disk drive for the first time.
1985: Quantum has released a Plus hard disk, which can be equipped with an extra disk, and there is no available slot and no separate control card.
1985: Western Digital announced the launch of the first ESDI (enhanced small device interface) control board, which allows the use of larger and faster disks in computers.
1986: The official SCSI specification was released, and Mac Plus of Apple Computer Company was one of the first computers to use this specification.
1988: Prairietek announced the launch of the 220 disk, which is the first 2.5-inch disk, mainly aimed at the emerging notebook computer market. The 220 disk uses two disks, and the storage capacity can reach 20MB.
1988: Connor released the first 3.5-inch disk with a height of 1 inch, and the disk has followed this design.
1988: western digital successfully acquired Tandon company and transformed into a professional disk manufacturer.
1990: western digital released the first 3.5-inch caviar IDE disk.
199 1: IBM announced the launch of 0663 Corsair, which is the first magnetic disk with an inductive thin film magnetoresistive (MR) head. Eight disks with a diameter of 3.5 inches are designed, and the storage capacity can reach 1GB. (MR heads were used in IBM disk drives as early as 1984. )
199 1: Integral peripherals push out 1820 mustang disk with a diameter of 1.8 inch and a storage capacity of 2 1MB.
1992: Seagate Technology Company showed its 2.5-inch disk to the outside world for the first time, which was a great shock at that time.
1992: Seagate technology company successfully introduced barracuda (cool fish) with a storage capacity of 2. 1GB, which is the first disk with a rotating speed of 7200r/min.
1992: HP introduced C30 13A Kitty Hawk Disk, which uses two disks with a diameter of 1.3 inches, and the storage capacity can reach 2. 1GB.
1994: western digital successfully developed an enhanced IDE, which was an improved version of the disk interface, breaking the shackles of 528MB storage capacity at that time. EIDE also allows configuration of optical and disk drives.
1996: IBM has successfully developed a disk technology, which can store 1 00 billion bits/inch on1disk.
1996: Seagate Technology announced the launch of its Cheetah series disk, which is the first disk with a speed motor of 10000r/min.
1997: IBM announced the launch of the first magnetic disk with giant magnetoresistive head (GMR)-deskstar16gptitan, which can fit the storage capacity of 16.8GB on three disks with a diameter of 3.5 inches.
1998: IBM announced the launch of Microdrive, which was the smallest disk in the world at that time, and the capacity of a single 1 inch disk could reach 340MB.
2000: Maituo successfully acquired the disk business of competitor Quantum. At that time, Quantum was the second largest disk manufacturer in the world, second only to Seagate Technology. After the successful acquisition of Quantum, Maituo became the world's largest disk manufacturer.
2000: Seagate Technology Company released the first disk of 15000r/min motor-Cheetah X 15.
2002: Seagate Technology Company won the first title in the history of disks, all because it released the barracuda ATA V serial ATA disk.
2002: Seagate Technology Company demonstrated the vertical magnetic recording technology to the outside world, and the density per inch can reach 100GB.
2002: In fact, there were many technologies worth remembering in 2002, but the technology of heat-assisted magnetic recording (HAMR) successfully demonstrated by Seagate Technology Company was particularly dazzling, and the HAMR magnetic recording technology adopted laser heat-assisted design.
2003: IBM announced that it would sell its data storage division to Hitachi, and IBM ended its glorious course in the field of disks.
2003: Western Digital was launched-Raptor, the first SATA disk with 10000r/min storage capacity of 37GB. This product is mainly designed for enterprises, but gamers soon find that the performance of desktop computers will be greatly improved by using this disk in a dual-disk RAID configuration.
2004: Toshiba announced the launch of the world's first 0.85-inch disk-MK 20065438+0 MTN, with a single disk storage capacity of 2GB.
2005: Toshiba announced the launch of MK4007 GAL, which is designed with a disk with a diameter of 1.8 inch and a storage capacity of 40GB. At the same time, MK4007 GAL is also the first disk with vertical magnetic recording design.
2006: Seagate Technology Company successfully acquired Maituo, making its competitors in the disk manufacturing industry shrink again.
2006: Seagate Technology announced the launch of Momentus 5400.3 notebook computer disk, which is the first 2.5-inch disk model with vertical magnetic recording design, and its storage capacity also reaches 160GB.
2006: Seagate Technology Company released Barracuda 7200.10, the world's largest disk with a storage capacity of 750GB.
2006: Western Digital announced the launch of 10000r/min Raptor X SATA disk with a storage capacity of 150GB. Not only that, Raptor X also adopts a transparent design, and users can see the internal situation when working.
2006: Cornice and Seagate Technology both announced the launch of 1 inch disk in 2006, with a storage capacity of 12GB.