I need help with internet speed and ps4?

I have a modem that produces 470 Kbps downloading speed and 100 Kbps of connection speed I dont know if its my modem or router that need to be upgrade

I have a modem that produces 470 Kbps downloading speed and 100 Kbps of connection speed I don't know if it's my modem or router that need to be upgraded to let me play online with an Ethernet cable without lagging to my PS4

or:I have a modem that produces 470 Kbps downloading speed and 100 Kbps of connection speed I don't know if it's my modem or router that need to be upgraded to let me play online with an Ethernet cable without lagging to my PS4

Tags:speed,produce,downloading,ps4,