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Harde schijven.... van 5MByte naar meer dan 50TByte ...
In iets meer dan 50 jaar....

Whats next ?

Mega, Giga, Tera, ... Peta, Exa, Zetta


1956 – IBM 350, first commercial disk drive, 5 million characters (6-bit).
1961 – IBM 1301 Disk Storage Unit introduced with one head per surface and aerodynamic flying heads, 28 million characters (6-bit) per module.
1961 – Bryant Computer Products division of Ex-Cell-O, 1 meter platters, 1200 RPM, up to 205MB.
1962 – IBM 1311 introduced removable disk packs containing 6 disks, storing 2 million characters per pack
1964 – IBM 2311 with 7.25 megabytes per disk pack
1964 – IBM 2310 removable cartridge disk drive with 1.02 MB on one disk
1965 – IBM 2314 with 11 disks and 29 MB per disk pack
1968 – Memorex is first to ship an IBM-plug-compatible disk drive
1970 – IBM 3330 Merlin, introduced error correction, 100 MB per disk pack
1973 – IBM 3340 Winchester introduced removable sealed disk packs that included head and arm assembly, 35 or 70 MB per pack
1973 – CDC SMD announced and shipped, 40 MB disk pack
1976 – 1976 IBM 3350 "Madrid" – 317.5 Megabytes, eight 14" disks, Re-introduction of disk drive with fixed disk media
1979 – IBM 3370 introduced thin film heads, 571 MB, non-removable
1979 – 1979 IBM 62PC "Piccolo" – 64.5 Megabytes, six 8" disks, First 8-inch HDD
1980 – The world's first gigabyte-capacity disk drive (2.52 GB), the IBM 3380, was the size of a refrigerator, weighed 249 kg, and had a price tag of 40,000 USD which is 114,491 USD in present day terms.
1980 – ST-506 first 51⁄4 inch drive released with capacity of 5 megabytes, cost 1500 USD
1983 – RO351/RO352 first 31⁄2 inch drive released with capacity of 10 megabytes
1986 – Standardization of SCSI
1988 – PrairieTek 220 – 20 Megabytes, two 2.5" disks, First 2.5 inch HDD.
1989 – Jimmy Zhu and H. Neal Bertram from UCSD proposed exchange decoupled granular microstructure for thin film disk storage media, still used today.
1990 – 1990 IBM 0681 "Redwing" – 857 Megabytes, twelve 5.25" disks. First HDD with PRML Technology (Digital Read Channel with 'Partial Response Maximum Likelihood' algorithm)
1991 – IBM 0663 "Corsair" – 1,004 Megabytes, eight 3.5" disks; first HDD using magnetoresistive heads
1991 – Integral Peripherals 1820 "Mustang" – 21.4 Megabytes, one 1.8" disk, first 1.8 inch HDD
1992 – HP Kittyhawk first 1.3-inch hard-disk drive –
1993 – IBM 3390 model 9, the last Single Large Expensive Disk drive announced by IBM
1994 – IBM introduces Laser Textured Landing Zones (LZT)
1997 – IBM Deskstar 16GP "Titan" – 16,800 Megabytes, five 3.5" disks; first (Giant Magnetoresistance) heads
1997 – Seagate introduces the first hard drive with fluid bearings
1998 – UltraDMA/33 and ATAPI standardized
1999 – IBM releases the Microdrive in 170 MB and 340 MB capacities

2002 – 137 GB addressing space barrier broken
2003 – Serial ATA introduced
2003 – IBM sells disk drive division to Hitachi
2004 – MK2001MTN first 0.85 inch drive released by Toshiba with capacity of 2 gigabytes
2005 – First 500 GB hard drive shipping (Hitachi GST)
2005 – Serial ATA 3Gbit/s standardized
2005 – Seagate introduces Tunnel MagnetoResistive Read Sensor (TMR) and Thermal Spacing Control
2005 – Introduction of faster SAS (Serial Attached SCSI)
2005 – First perpendicular magnetic recording (PMR) HDD shipped: Toshiba 1.8-inch 40/80 GB
2006 – First 750 GB hard drive (Seagate)
2006 – First 200 GB 2.5" hard drive utilizing perpendicular recording (Toshiba)
2006 – Fujitsu develops heat-assisted magnetic recording (HAMR) that could one day achieve one terabit per square inch densities.
2007 – First 1 terabyte[20] hard drive (Hitachi GST)
2008 – First 1.5 terabyte[20] hard drive (Seagate)
2009 – First 2.0 terabyte hard drive (Western Digital)
2010 – First 3.0 terabyte hard drive (Seagate, Western Digital)
2010 – First Hard Drive Manufactured by using the Advanced Format of 4,096 bytes a block ("4K") instead of 512 bytes a block
2011 – First 4.0 terabyte hard drive (Seagate)
2012 – Western Digital announces the first 2.5-inch, 5mm thick drive, and the first 2.5-inch, 7mm thick drive with two platters. (Western Digital)
2012 – HGST announces helium-filled hard disk drives, promising cooler operation and the ability to increase the maximum number of platters from five to seven in the 3.5" form factor. (Hitachi GST)
2012 – TDK demonstrates 2 TB on a single 3.5-inch platter
2013 – Seagate announces that it will ship hard disk drives with capacities up to 5 TB using shingled magnetic recording (SMR), a method where tracks are written to partially overlap each other. The read head, being smaller, can still read the overlapped tracks.
2013 – HGST announces a helium-filled 6 TB hard disk drive for enterprise applications.
2013 – Western Digital demonstrates 60 TB hard disk drive that uses HAMR technology (Heat assisted magnetic recording).
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24-04-2014, 02:13

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