Archviz in Blender - Two models for the same Floor plan

This Floor plan was drafted in AutoCAD and the 3D model was extruted in AutoCAD and exported to Blender using FreeCAD using IGES format.Texturing were done in Blender and for lighting GOBO AREA LAMP was used and the scenes are rendered using Cycles with 200 samples using Intel Denoise filter.Colour correction were done in GIMP.