original question: Which product line produces [GeForce 600 series]?
answer: geforce 700 series
answer type: Product line.
auxiliary information: The GeForce 600 Series is a family of graphics processing units developed by Nvidia, used in desktop and laptop PCs. It serves as the introduction for the Kepler architecture, named after the German mathematician, astronomer, and astrologer Johannes Kepler. GeForce 600 series cards were first released in 2012.
Which line does the graphic processors [GeForce 600 series] belong to?