5B21H70792 per Lenovo Ideapad 1 14IAU7 scheda madre con i3-1315U UMA 8 GB NM-E331

And with graphics card (DIS) or without graphics card (UMA). UMA or DIS (Graphics card). 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.

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