HP
860478-001
is compatible in the following HP Models:
HP Z1 Workstation series
HP Z1 ALL-IN-ONE G2 WORKSTATION - G8N61US
HP Z1 ALL-IN-ONE G2 WORKSTATION - J6B55US
HP Z1 ALL-IN-ONE G2 WORKSTATION TOUCH MODEL - K3W40US
HP Z1 G2 WORKSTATION - P4C89PA