Will my build work please and thank u

Lenovo b320 all in one Intel core i3 3245 HD 4000 graphics No dedicated card 8 gb ddr3 Ram Gigabit Ethernet 802.11b/g/n wireless

Installed Yosemite before my cpu upgrade but wouldn’t boot cause I had hd2000 graphics without a dedicated card but now I upgraded my cpu will it work though?