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 Ryzen 9 4900HS Review | TechSpot
First rumors about the AMD Ryzen 4000 - HardwarEsfera