I use core i5 4th generation 4440 with grforce 730 and 8 gb rams 2 slots , I have slow startup and?

... low graphics in games and they are the graphics are not smooth also loading features taking some time , any help how to fix this issue? or what h

... low graphics in games and they are the graphics are not smooth also loading features taking some time , any help how to fix this issue? or what hardware i need to change

or:... low graphics in games and they are the graphics are not smooth also loading features taking some time , any help how to fix this issue? or what hardware i need to change

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