Per Lenovo Ideapad 330-15ARR scheda madre NM-B681 R3-2200U 2 GB-GPU 4 GB 5B20R56766
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.