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
Lenovo lists AMD Ryzen 4900U processor in new Yoga Slim laptops | KitGuru
AMD Ryzen 9 4900H Processor Benchmarks and Specs - GadgetVersus