Hello i am a civil engineer ,As my laptop having no graphic card , I heard that i can't work in 3d modelling without graphic card ,now my question is that can i use softwares like 3ds max and rivit other BIM softwares without graphic card,and if its possible what are the limitations. Or if there any chances to upgrade my system with graphic card or any correspond, what will be the cost and etc.............please help me,,,,