Manufacturer: Motorola
Launched: 1974
Bits: 8

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Manufacturer: MITS
Launches: 1975
Manufactured in US
CPU: Intel 8080 @ 2MHz
Memory: 256 B
Support:
Hard drive: None
Operating system: BASIC
Innovations: Fue el precursor en usar el nuevo chip de Intel 8080.

Se considera el primer ordenador comercial exitoso.

The computer was featured on the January 1975 cover of "Popular Electronics," a magazine aimed at the electronics hobbyist.

The company was amazed by the sales of its kits. It soon sold pre-assembled units as well.

Manufacturer: IMSAI
Launches: 1975
Manufactured in US
CPU: Intel 8080 @ 2MHz
Memory: 256 B
Support:
Hard drive: None
Operating system: CP/M
Innovations: Fue el primer ordenador que podemos considerar clónico puesto que era totalmente compatible con el Altair 8800, que era anterior.

The computer had an Intel 8080 CPU and an S-100 bus, copied from the Altair 8800.

Later versions were equipped with a 3 MHz Intel 8085 CPU.

Manufacturer: IMSAI
Launches: 1977
Manufactured in IS
CPU: Intel 8080 @ 3MHz
Memory: 32 KB
Support: Diskette 5¼"
Support B: Diskette 5¼"
Hard drive:
Operating system: CP/M

The PCS 80 came with a host of peripherals: line and character printers, CRT terminals, smart keyboards, 8" and 5.25" floppy disk storage.

Manufacturer: IMSAI
Launches: 1977
Manufactured in IS
CPU: Intel 8085 @ 3MHz
Memory: 32 KB
Support: Diskette 5¼"
Support B: Diskette 5¼"
Hard drive:
Operating system: CP/M

This evolution of the IMSAI 8080 had two 80/160KiB floppy disk drives built in, retained the S-100 bus, and had a built-in CRT monitor.

Manufacturer: IMSAI
Launches: 1977
Manufactured in IS
CPU: Intel 8085 @ 3MHz
Memory: 32 KB
Support: Diskette 5¼"
Support B: Diskette 5¼"
Hard drive:
Operating system: CP/M

This was the evolution of the IMSAI VDP40.