According to a report by ITHome, Lenovo and other laptop makers could be prepping entry-level notebooks equipped with the GeForce MX550. The MX550 will reportedly be the first Ampere card with just 2GB of VRAM, and will feature 2048 CUDA cores.
https://www.notebookcheck.net/NVIDIA-GeForce-MX550-pops-up-in-Geekbench-Ampere-GA107-part-with-2GB-of-VRAM-and-2048-CUDA-cores-bests-the-MX450-by-15-percent.584506.0.html