The first details about the Qualcomm Snapdragon 775G have leaked, courtesy of Roland Quandt. Apparently, the Snapdragon 775G will be a huge upgrade for the Snapdragon 7xx series and will support a host of flagship components, including 120 Hz displays and LPDDR5 RAM.
https://www.notebookcheck.net/Leaked-Qualcomm-Snapdragon-775G-details-point-towards-huge-performance-gains-up-to-120-Hz-displays-12-GB-of-LPDDR5-RAM-and-UFS-3-1-storage-supported.495730.0.html