The last freenas release with 32 bit hardware support was freenas 9 2 1 9.
Freenas hardware requirements cpu.
Introduction storage device considerations.
A sata or sas drive controller with any hardware raid functionality disabled.
Please notethat further security and stability updates to the 9 2 1 x branch are not guaranteed.
The current major version is r1 dated october 2016 with the last minor update on 2018 04 07.
64 bit processor one operating system drive 8gb minimum.
Usb drive 8 gb ram ecc recommended but not required will support up to 8 hard drives and an additional 1 gb of ram is suggested.
This is the latest edition of the freenas community hardware recommendations guide.
The format has moved away from the forum post form factor to keep things manageable and to take advantage of the newly working resources section.
Deployments on 32 bit hardware using ufs had lower hardware requirements of a 4gb boot device and 4gb of ram.