Which (if any) HP workstation does the HP Z1 series workstation replace in the HP workstation
portfolio?

A.
HP Z1 is the world’s first workstation of its kind

B.
HP Compac Elite 8300 All-in-One PC

C.
HP Z220 workstation

D.
HP Zbook 14 mobile workstation

Explanation:
http://www8.hp.com/uk/en/products/desktops/productdetail.html?oid=5272027#!tab=features