For the first time in the history, a mass personal computer was released 35 years ago, August 12, 1981. Its developer was the International Business Machines company. The volume of IBM PC 5150 RAM was only 64 kilobytes and there was no hard drive.
Apple II is considered to be the predecessor of a personal computer from IBM. It was first introduced to the public in 1977.
Earlier, in 1976, a company from Cupertino released Apple I. It was developed by Steve Wozniak and sold by his friend Steve Jobs.
In 1984, Steve Wozniak, Steve Jobs and John Scully demonstrated a new computer model - Apple IIc, more convenient. Such PC could be moved from place to place.
Russian scientists also have not remained idle: in 1983 in Zelenograd, domestic computers BK-0010 were developed. Later, they were improved at the plant "Exciton" in Pavlovsky Posad.
In 1984, a Macintosh PC (Mac) was launched at the Apple factory in Fremont (USA).
In 1983, IBM provided a personal computer with 640 kilobytes of RAM - IBM Personal Computer XT.
In 1998, the previous PCs were replaced by other models, for example, monoblock iMac with 15-inch CRT monitors.
Today's monoblock gadgets boast of touch screens and advanced features.
In 2012, the Apple MacBook Pro was introduced. This model has a super-clear Retina display.