https://wccftech.com/nvidia-geforce-rtx-3090-24gb-rtx-3080-10-gb-gddr6x-memory-specs-confirmed/

A render of NVIDIA's upcoming GeForce RTX 30 series Ampere gaming graphics cards in its reference Founders Edition design. (Image via Reddit User u/dertpert88)

NVIDIA's GeForce RTX 30 series graphics cards that include the GeForce RTX 3090 & GeForce RTX 3080 which are based on the new Ampere architecture are launching next week and the memory specifications of these cards have been confirmed by Videocardz.