Lenovo SYSTEM BOARDS
5B20X82654
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
X280 (Type 20KF, 20KE) Laptop (ThinkPad) - 20KESF5D00
X280 (Type 20KF, 20KE) Laptop (ThinkPad) - 20KESRN00