NM-C821 per Lenovo Ideapad 3 14ADA05 scheda madre 5B20S44288 Athlon 3050U CPU 4 GB
For Lenovo: FRU: 5B20SXXXXX/5B21BXXXXX. A:We promise that it can be compatible perfectly if you provide the correct information of Motherboard,such as the laptop model and the part number of Motherboard.