https://www.ekahau.com/wp-content/uploads/2...Analysis_WP.pdf
Read part 1, ignore part 2.
EDIT: The pdf has simple explanation on why it is impossible to get full wifi link speed.
This post has been edited by JohnLai: Sep 17 2018, 11:57 PM
Maximum WiFi Speeds, ... or why my wifi so slow? (Home Networking)