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
AMD Ryzen 9 4900HS Review | TechSpot
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 lance les Ryzen 9 4900H et 4900HS pour machines mobiles