They're cheap on ebay:
M50 $229
OPNsense: AppNeta M50 Fanless Gigabit OPNsense Firewall Intel Atom Quad Core C3558 AES-NI | eBay
pfsense: AppNeta M50 Fanless Gigabit PFsense Firewall Intel Atom Quad Core C3558 AES-NI | eBay
M70 $349
OPNsense: AppNeta M70 Gigabit OPNsense Firewall Intel Atom Eight Core C3758 AES-NI 8GB RAM | eBay
pfsense: AppNeta M70 Gigabit PFsense Firewall Intel Atom Eight Core C3758 AES-NI 8GB RAM | eBay
The M50's come with the Intel Atom C3558. M70 C3758. M50 is 4GB and 16GB but fanless. M70 has a fan it looks like but is 8GB and 32GB.
The bad part is that they're only 1g not 2.5 or 10. But that's still less than a supermicro mobo with the chips.
AppNeta was bought by Broadcom.
M50 $229
OPNsense: AppNeta M50 Fanless Gigabit OPNsense Firewall Intel Atom Quad Core C3558 AES-NI | eBay
pfsense: AppNeta M50 Fanless Gigabit PFsense Firewall Intel Atom Quad Core C3558 AES-NI | eBay
M70 $349
OPNsense: AppNeta M70 Gigabit OPNsense Firewall Intel Atom Eight Core C3758 AES-NI 8GB RAM | eBay
pfsense: AppNeta M70 Gigabit PFsense Firewall Intel Atom Eight Core C3758 AES-NI 8GB RAM | eBay
The M50's come with the Intel Atom C3558. M70 C3758. M50 is 4GB and 16GB but fanless. M70 has a fan it looks like but is 8GB and 32GB.
The bad part is that they're only 1g not 2.5 or 10. But that's still less than a supermicro mobo with the chips.
AppNeta was bought by Broadcom.