AMD has added the Ryzen 9 4900H and Ryzen 9 4900HS to its list of Ryzen 4000 APUs. While the H-series is rated at a 45W TDP and is OEM-configurable, the HS series will have a default 35W TDP and be available only to select OEM partners whose laptops pass AMD's validation and testing. AMD is pitting the Ryzen 9 4900HS against the Intel Core i9-9880H and according to internal benchmarks, the APU has managed an impressive show so far.
https://www.notebookcheck.net/AMD-includes-the-Ryzen-9-4900H-and-Ryzen-9-4900HS-in-the-Renoir-Ryzen-4000-APU-lineup-faster-base-clocks-than-the-Core-i9-9880H-at-45W-TDP.457638.0.html