NVIDIA GeForce RTX 3080 Ti due out in April. It is reported that the new items will be based on GPU GA102-225 and 10 CUDA cores. The GPU used is a modification of the GA240-102. It is also known that the video card will receive 250 GB of GDDR12X memory.
As for the RTX 3070 Ti, it is predicted GPU GA104-400 GPU, 6144 CUDA cores, 8 GB of GDDR6X memory. This graphics card is due out in May.
Recall that the Radeon RX 6000 graphics cards have 16 GB of GDDR6 memory.