Overview Performance you want. value you need. The HP Z420 gives you professional expandability in an accessible tool-free mini-tower form factor ? all at a great price. With up to 8 discrete processing cores, the latest processing & I/O power from Intel&174;, & the latest graphics technology from leading graphics providers, the HP Z420 has the power you need to get the job done. Features Designed With Ease. &8226; Enjoy the control that comes with being able to swap out parts or make upgrades on your own. The HP Z420 Workstation features a smart chassis that offers tool-less access to the inside, easy configurability & optional optical bay handles for seamless deployment. Enjoy superb Performance. &8226; Achieve the highest performance available in a single-processer personal workstation. The HP Z420 Workstations offers your choice of Intel&174; Xeon&174; E5-1600 & E5-2600 series...