Marquee letter glowsign is a ready to smooth 3d model. Apply smooth for better results. Its a PBR ready 3d model. Bulbs has separate mesh and texture sheets. All bulbs mesh have 90% of the polygons from mentioned polycounts, check the wireframe renders . Texture resolution - 4k You can use obj and fbx format to import inside other programs like 3dsmax,Houdini,Blender,C4d,Unity 3d,unreal and many more .
Check other models as well.