Hardware requirements and sizing guidelines
Once you have decided where to deploy pfSense on your network, you should have a clearer idea of what your hardware requirements are. As a minimum, you will need a CPU, motherboard, memory (RAM), some form of disk storage, and at least two network interfaces (unless you are opting for a router on a stick setup, in which case you only need one network interface). You may also need one or more optional interfaces.
The starting point for our discussion on hardware requirements is the pfSense minimum specifications. As of January 2016, the minimum hardware requirements are as follows (these specifications are from the official pfSense site, https://www.pfsense.org/):
- CPU – 500 MHz (1 ...