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
Unannounced AMD Ryzen 4000 Flagship Coming to a Laptop Near You | Tom's Hardware
AMD Ryzen 9 4900U Specs - GadgetVersus
AMD Ryzen 9 4900HS is faster than every mobile Intel Core i9 laptop in the market today according to our own benchmarks - NotebookCheck.net News
AMD Ryzen 9 4900U CPU For Thin And Light Laptops Leaks With 4.3GHz Turbo Clock | HotHardware
Eight core mobile Ryzen 9 4900U Got Listed by Lenovo, shortly.
AMD Ryzen 9 4900HS Review | TechSpot
An AMD Ryzen 9 4900U? Is AMD planning another 8 core APU for laptops? - NotebookCheck.net News
AMD Readying New Ryzen 9 "Renoir-U" Flagship to Beat Core i7-10710U | TechPowerUp Forums
3DMark confirms 4.3 GHz boost clock and SMT for AMD Ryzen 9 4900U - NotebookCheck.net News
AMD Ryzen 9 4900H : 8C/16T High Performance Mobile APU! | Tech ARP