Gigabyte has certified four RTX 3060 Ti models with the EEC, @KOMACHI_ENSAKA has discovered. The four cards will have 8 GB of VRAM and are expected to use NVIDIA's GA104-200 GPU. 4,864 CUDA cores are apparently due for the RTX 3060 Ti too, which may debut as soon as this month.
https://www.notebookcheck.net/NVIDIA-GeForce-RTX-3060-Ti-confirmed-by-Gigabyte-EEC-listing.496322.0.html