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 - NotebookCheck.net News
AMD Ryzen 9 4900HS Review | TechSpot
AMD Targets Mobile Core i9 With Ryzen 9 4900HS: 8 Cores, 16 Threads, Just 35W | Extremetech
AMD's Mobile Revival: Redefining the Notebook Business with the Ryzen 9 4900HS (A Review)
AMD Ryzen 9 4900HS Review | TechSpot
AMD Ryzen 9 5900HX is now PassMark's highest ranking mobile CPU - VideoCardz.com