From what I have gathered, my motherboard supports GIGABIT LAN "1 x Intel® I219-V Gigabit LAN controller" MSI's website. and my router supports up to 450Mbps. Is my Ethernet cable the problem
ASUS Intel Socket 1151, Intel H270, Aura Sync RGB LEDs, 4xDDR4, Intel I219V Gigabit LAN ATX
1x Intel® I219-V Gigabit LAN controller Archives - Shweta Computers
Solved: How to configure Vlan tagging for I210-IT&I219-LM? - Intel Communities
How to Manually Install Intel® Network Adapter Drivers in Windows*