Question: what is the difference between gypsum board and plasterboard?
Answer: The short answer is not much. Gyprock is also known as gypsum board, drywall, or plasterboard. ... Unlike the lime-based plaster that was applied wet, it was found that gypsum-based plasters that had a faster drying time for manufacturing the plaster boards, and that is where the name Gyprock comes from.