A system profiler is a program that can provide detailed information about the software installed and hardware attached to a computer.
Typically workstations and personal computers have had system profilers as a common feature since the mid-1990s.
Mainframe computers had evolved into have modular architectures at the same time punch cards were being abandoned as input devices.
Punch card based mainframe computer systems typically had very rigidly fixed architectures with little variation in input or output devices.
macOS' profiler is simply called System Information, and can be accessed via two methods.