IBM introduced its first personal computer 36 years ago
American technology giant IBM introduced its first personal computer 'IBM 5150' 36 years ago on August 12, 1981. Priced at about â¹1 lakh as per current conversion rates, the PC had 16 KB of RAM, applications like a calculator, spreadsheet, and word processor but no disk drives. In 1983, TIME magazine named the personal computer its "Machine of the Year."