AMD Ryzen 9 4900HS revealed to have 3.0 GHz base clock and 4.4 GHz boost clock; trails behind Ryzen 7 4800H in first 3DMark 11 tests - NotebookCheck.net News
AMD Ryzen 9 5900H in leaked Mechrevo laptop with GeForce RTX 30 GPU shows very promising synthetic benchmark improvements over Ryzen 9 4900HS and Intel Core i7-10875H - NotebookCheck.net News
AMD's Mobile Revival: Redefining the Notebook Business with the Ryzen 9 4900HS (A Review)