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feb 17, 1975 - 1975, The first portable computer,IBM5100, weighed 55 pounds ( 25 kg)

Description:

1975, IBM5100
The IBM 5100 is the first portable computer, which was released on September 1975. The computer weighed 55 pounds ( 25 kg) and had a five inch CRT display, tape drive, 1.9 MHz PALM processor, and 64 KB of RAM. In the picture is an ad of the IBM 5100 taken from a November 1975 issue of Scientific America.

Added to timeline:

The history of computer

ByRen Ran
21 Sep 2018
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305

Date:

feb 17, 1975
Now
~ 50 years ago
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