a feature-reduced variant of the RSC intended for consumer applications.

The POWER1 is notable as it represented a number of firsts for IBM and computing in general. It was IBM's first RISC processor intended for high-end applications (the ROMP was considered a commercial failure and was not used in high-end workstations), it was the first to implement the then new POWER instruction set architecture and it was IBM's first successful RISC processor. For computing firsts, the