The System 700 was introduced in 1972 and was intended for use as "key elements in a complete functional system rather than as small 'bare bones' central processors.
"[1] As announced, the line comprises eight systems.
The remaining six systems use the newer 716 processor, and the OS/700 operating system, which can be either disk- or memory-resident, or OP-16 or BOS.
A minimal system had a monthly rental as low as $1000 per month (equivalent to $7,300 in 2023), or could be purchased for $30,000 (equivalent to $219,000 in 2023).
[1] "Both hardware and software place emphasis on the real-time processing required for process control, data collection, and data communications environments.