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The Atanasoff-Barry computer
The Atanasoff–Berry computer was the first automatic electronic digital computer. . Limited by the technology of the day, and execution, the device has remained somewhat obscure. it was made in 1937. -
Ferranti Mark 1
Since many of the first computers were used for warfare, their use was often left in the hands of high-level personnel who received certain clearances. -
ACE
The Automatic Computing Engine (ACE) was designed in 1950. Being only the third stored-computer program to run in England, it was the fastest computer in the world at the time. -
the universal automatic computer
The Universal Automatic Computer 1 aka the UNIVAC1 was the first computer that made for commercial use in the United States. . -
Manchester Mark 1
Being built by the Small Scale Experimental Machine (SSEM or “Baby”), the Manchester Mark 1 was the first computer to show the potential of where this sophisticated technology was going to end up. -
Colossus Mark 1
The Colossus Mark 1 was one of the first major advancements for British intelligence services. Being used to read high-level messages from the Germans in WWII, this device was used to intercept messages that helped guarantee an Allied victory in WWII. -
the first supper computer
the CDC 6600 was the first supper computer that was built. It was built on Nov/27/1964 there was the Control Data Corporation 6600 for the first supercomputer. -
ENIAC 1
The ENIAC 1 (Electronic Numerical Integrator and Computer) was one of the first computers used for the purpose of war. Although it was completed in 1946, at the end of WWII, it was crucial in helping assist during later conflicts such as the Cold War and Korean War. -
Atanasoff-Berry Computer (ABC)
The Atanasoff-Berry Computer (ABC) computer was invented by Iowa State professor John Vincent Atanasoff while being assisted by student Clifford Berry. When the two combined their names, the acronym ABC was created to mark the creation of this computer -
Harvard Mark 1 Computer
The Harvard Mark 1 computer was widely used to develop weapons of war near the end of WWII. Having assisted with the development of radar, surveillance lenses, underwater detection, torpedoes, and even assisting with the atomic bomb, this computer can actually be attributed with helping the Allies win the war.