HP PC Board
M21681-001
is compatible in the following HP Models:
HP EliteBook 855 G7 Notebook PC (Linden15 1.0)
HP EliteBook 855 G7 Notebook PC (3E779AV) - 2F1N0PA
HP IDS UMA R5 PRO 4650U 855 G7 BNBPC - 3E779AV