It takes seconds while doing it manually you would probably spend hours if not days! Moreover, it analyzes the content of digital images, not just file properties. Image Comparer scans through the whole collection of yours. √ New generation image scanner and content analyzer
That's precisely what duplicate image finder is meant for! It brilliantly works with images having file formats JPEG, RAW, J2K, GIF, BMP, PNG, RAW, TIF, PSD, TGA, and many others.