It seems a GeForce RTX 3080 12GB and an RTX 3070 Ti 16GB may have been confirmed by Gigabyte, bringing versions of the graphics cards with more VRAM to market.
According to a recent SKU list filing to the Eurasian Economic Commission, at least ten GeForce RTX 3080 12GB cards from the AORUS Xtreme to Mini-ITX form factor have been submitted. Six GeForce RTX 3070 Ti 16GB models may have also been confirmed through the same filing.