Placa madre portátil Lenovo ThinkPad E14 E15 NM-C421 CPU i5-10210U GPU RX640
To avoid buying mistakes and are not compatible. For Lenovo:9000XXXX or FRU. For Toshiba:V000XXXXXX or K0000XXXXXXX or A0000XXXXXXX or H0000XXXXXXX. For HP:XXXXXX-001 or XXXXXX-501 or XXXXXX-601. For Acer:MBXXXXX00X.