Browsing pfSense forum I've found some intriguing quick OpenVPN performance test. I think this may be interesting because many people here asking about OpenVPN hardware for their needs.   To test (theoretical) throughput:   1. generate secret:   openvpn --genkey --secret /tmp/secret 2. Test OpenVPN speed:   time openvpn --test-crypto --secret /tmp/secret --verb 0 --tun-mtu 20000 --cipher aes-256-cbc 3. Your VPN performance is:   ( 3200 / execution_time_seconds ) = Projected Maximum OpenVPN Pe