after more digging...found an English spec sheet.   some high lights   basic big difference is that the gx50 is optimized to be a VPN hub  and the speed increase uses less power as well.   mine should arrive 16 july plus or minus.     GX50 GX20 performance     FW through put 500+Mbp/s 250Mbp/s vpn through put 300 Mbps not published VPN tunnels 50 not published client recommendations 50 50 or less       Network and security services     stateful firewall yes yes port forwarding yes yes DHCP services yes yes DNS based optional cisco umbrella security yes yes client VPN yes not published       Interfaces     WAN same same LAN same same PoE not published 1       power       18W 50W Marketing materials in english (as of 6 july) no yes ... View more