Fresh rumors indicate that NVIDIA Ampere GA102 may feature markedly higher base and boost clocks compared to the GeForce RTX 2080 Ti. Apart from this, we also get to hear that NVIDIA could be introducing a new 12-pin power connector at least on its PG133-based Founders Edition cards to workaround the issues of current 6-pin and 8-pin power supply wires.
https://www.notebookcheck.net/NVIDIA-Ampere-GA102-may-offer-up-to-195-MHz-higher-boosts-compared-to-the-RTX-2080-Ti-new-12-pin-power-supply-connector-rumored-to-debut-on-Founders-Edition-cards.481210.0.html