Partial History the IBM Computer 1967: IBM builds the worlds first floppy disk.
1967: IBM introduces the worlds initial 8" floppy disk.
1973: IBM introduces the IBM 3340 challenging disk unit, generally known as the Winchester.
1975: September - IBM's Entry Level Systems unit unveils "Project Mercury", the IBM 5100 Portable Laptop or computer.
1981: September - IBM ships the IBM 5150 Computer Personal Laptop or computer. 1982: April - 8 months after the introduction of the IBM Computer, 50,000 models are offered.
1982: May well - Microsoft releases MS-DOS one.one to IBM, for the IBM Personal computer.
1982: June - The first IBM Computer clone, the MPC, is introduced by Columbia Information Items.
1982: August - Following one 12 months of production, IBM ships the 200,000th IBM Pc.
1982: November - Compaq Computer introduces the Compaq Transportable Laptop, the initial 100% IBM compatible. It expense Compaq US$1 million to produce an IBM-compatible ROM BIOS that didn't violate IBM's copyright.
1982: At the West Coast Laptop or computer Faire, Davong Programs introduces its 5MB Winchester Disk Drive for that IBM Personal computer, for US$2000.
1983: March - IBM announces the IBM Computer XT, using a 10 MB hard drive, 128KB RAM along with a 360KB floppy generate. It charges US$5000.
1983: November - IBM announces the IBM PCjr. It really is US$700 for the bare configuration.
1984: February - IBM introduces the IBM Moveable Laptop.
1984: March - IBM ships the IBM PCjr. It makes use of the 8088 CPU, 64KB RAM, and one five.25-inch disk generate,
Microsoft Office 2007, but no monitor. It expenses US$1300.
1984: August - IBM announces the Computer AT, for US$4000-6700.
1985: April - IBM abandons manufacturing of the IBM PCjr.
1986: April - IBM announces the IBM Computer Convertible, 80C88-based, 256K RAM, and two 720K floppy disks, for US$2000.
1986: April - IBM discontinues the IBM Moveable Personal computer.
1986: September - IBM announces the IBM PC-XT Model 286, with 640KB RAM, one.2MB floppy drive, 20MB tough drive, serial/parallel ports, and keyboard for US$4000.
1987: IBM discontinues the IBM Computer (design 5150) line. Supply: Chronology of Activities in the Heritage of Microcomputers