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™ 4000 H-Series HS Design Standard | AMD
AMD Ryzen 9 4900HS Review | TechSpot
AMD Ryzen 9 4900H : 8C/16T High Performance Mobile APU! | Tech ARP
AMD Introduces Ryzen 9 4000 H-Series CPUs for Gaming Notebooks
AMD unveils Ryzen 4000 laptop chips at CES - SiliconANGLE
AMD Ryzen 9 4900HS performs better than the Ryzen 7 3700X and even the mighty Ryzen 9 3950X in startling UserBenchmark test - NotebookCheck.net News