Here is my take on the topic.
An architect is a person who designs and builds a building. A drafter is a person who designs and draws up plans for a building.
The architect is responsible for the design of the building. The drafter is responsible for the design of the plans.
An architect can be a trained person or a person who has an interest in the design of buildings. A drafter can be a trained person or a person who has an interest in the design of plans.
An architect is responsible for the design of the building. A drafter is responsible for the design of the plans.