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Z1: 1st programmable computer
Z1 was created by Konrad Zuse.
He left his job and moved in with his parents to create Z1.
His idea to create Z1 came to him when he was working.
At that time everything had to be done by hand.
Z1 not only answered complex calculations but also was the very first programmable computer. -
ABC: 1st digital computer
ABC was developed from 1937 until 1942 by Atanasoff (A professor) and Cliff Berry (Graduate Student).
ABC was never fully completed since John Vincent Atanasoff left for WWII. -
ENIAC
ENIAC was also considered the 1st digital computer since the ABC was never completed. The ENIAC was developed from 1943 and finished being developed in 1945 but was later on introduced to the University of Pennsylvania in 1946.
Fact: The ENIAC weighed almost 50 tons. -
1st computer company
The first computer company was originally named Electronic Controls Company but later on changed it's name to Eckert-Mauchly Computer Corporation.
This computer company was founded in 1949.
They released many computers under the name UNIVAC. -
1st stored program computer
EDSAC is British computer.
EDSAC made it's 1st calculation on the sixth of may in 1949.
EDSAC was also the first computer to have a graphical computer game. -
1st PC computer that is compatible with IBM
The computer named 701 is the first PC that is compatible with IBM.
701 is also known as the defense calculator.
701 was released on the seventh of April in 1953. -
Whirlwind machine
The Whirlwind machine is the 1st digital computer with magnetic core RAM and real-time graphics. -
1st transistor computer: The TX-0
The TX-0 was demonstrated at the Massachusetts institute of technology in 1956.
The TX-0 was created to be a better version of the Whirlwind machine. -
1st mini computer: PDP-1
PDP-1 was the first mini computer created.
PDP-1 was released in 1960 by Digital Equipment Corporation. -
1st commercial non-assembly computer
The first commercial non-assembly computer was the Micral.
The Micral used the intel 8008 processor and in the 1973 it was sold for $1,750. -
1st workstation
The first workstation worked just like many computers today do but it was never sold. The first workstation was named the Xerox Alto. -
1st personal computer
In 1975 the Altair 8800 was introduced by Ed Roberts.
Although the Altair 8800 was the first personal computer, the Kenbak-1 was considered to be the first personal computer.
Fact: The Kenbak-1 cost $750 in 1971. -
1st portable computer
The first portable computer is considered to be the Osborne I which was released on April of 1981. The Osborne I was created by Adam Osborne. The computer weighed 24 pounds and had a 5 inch display.
The actual first portable computer is the IBM 5100 which weighed 55 pounds and had a 5 inch CRT display. The IBM was released on September of 1975. -
1st Apple computer
Apple I was created in 1976 by Steve Wozniak. -
1st PC clone
The first PC clone was named Compaq Portable which was developed by Compaq and was released on March of 1983. The Compaq Portable was compatible with IBM computers and their software. -
1st laptop computer
The first laptop computer was released in 1986.
It was named IBM PCD and it weighed 12 pounds. -
1st multimedia computer
In 1992 Radio Shack released two computers like MPC which was created in 1990. Both of them being the M2500 XL/2 and the M4020 SX.
Both are meant to combine video, animation, audio, and graphics.
