The 2080 ti has 352bit. https://www.techpowerup.com/gpu-specs/geforce-rtx-2080-ti.c3...
Interestingly, Nvidia decided to use a bigger die (relative to other dies in the family) for the 3080 than for the 2080. TU104 (2080) vs GA103 (3080). Probably to prepare for big Navi.