The Central Processing Unit is an embeded chip that acts as the 'brains' of a computer. What Intel chip was used in the Altair (the first real personal computer)?

The first personal computer, the Altair 8800, used the Intel 8080 microprocessor as its central processing unit (CPU). This chip, released in 1974, was one of the first commercially available microprocessors and was a major factor in the Altair’s success.