BEWARE: Lenovo Thinkpad L15 Gen3 SSD is practically un-upgradeable. Laptop comes with 256GB and bigger SSD is too thick to fit. There also goes a cooling plate on top. : r/thinkpad
ThinkPad L15 Gen 3 (15" AMD) | 15.6" AMD-powered, great value business laptop | Lenovo US
Lenovo prenosni računalnik (obnovljen) ThinkPad L15 Gen 3 39.6 cm (15.6 palec) Full HD AMD Ryzen 7 Pro 5875U 16 GB RAM | Conrad.si
Lenovo ThinkPad L15 Gen 3 21C70010US 15.6" Touchscreen Notebook – A & M Digital Technologies, LLC