Minimum Hardware Requirements

The minimum hardware requirements for pfSense® 2.5.0-RELEASE are:

  • CPU 600 MHz or faster

  • RAM 512 MB or more

  • 4 GB or larger disk drive (SSD, HDD, etc)

  • One or more compatible network interface cards

  • Bootable USB drive or CD/DVD-ROM for initial installation


The minimum requirements are not suitable for all environments; see Hardware Sizing Guidance for details.