According to reports, NVIDIA is preparing to release three new graphics cards before the end of the year. All are revisions of existing and past models though, with the RTX 2060 12 GB arriving first in early December.
https://www.notebookcheck.net/NVIDIA-GeForce-RTX-2060-12-GB-RTX-3070-Ti-16-GB-and-RTX-3080-12-GB-release-dates-posed.576642.0.html