
AMD announced its Ryzen 4000 U-series chips for laptops in January, but the lineup doesn't include any Ryzen 9 models. However, a Ryzen 9 4900U was spotted on UserBenchmark by hardware leaker @TUM_APISAK , pointing to a future CPU for thin-and-light laptops.
The chip should be based on the Zen 2 microarchitecture and take advantage of TSMC's 7nm FinFET manufacturing process. Like any other U-series part








