Samsung is now mass producing its first uMCP solutions that combine LPDDR5 RAM and UFS 3.1 storage on a single chip. These are just as fast as what we have thus seen on high-end smartphones, but they also require less energy, so they can be integrated in more affordable handhelds, which are expected to hit the market later this month.
https://www.notebookcheck.net/Samsung-brings-LPDDR5-RAM-and-UFS-3-1-storage-on-a-single-chip-to-more-affordable-mainstream-handhelds.545573.0.html