LGA1155 is the socket the g2020t requires
Every new series of CPU they change the socket, normally by changing one pin or somewhat but they do.
the mtoherboard socket you chose is a LGA 1150 socket ... you need a motherboard that has a LGA1155 socket or get a LGA1150 CPU
e.g. Intel Pentium Dual Core G3258 3.2GHz Socket 1150
e.g. Intel Core i5 4460 3.20GHz Socket 1150
e.g. ntel Core i3 4160 socket 1150