Frequently asked questions

FAQ | HP Z Workstations

HP Z840 Tower Workstations

What’s special about the HP Z840 Workstation?







critical design, analysis, and content creation environments knowing that HP is there to support you every step of the way�

What are the at-a-glance features of the HP Z840 Workstation?

• Windows 10 Pro and other editions and downgrades available

• 

• Intel® C612 chipset

• Intel® vPro™ Technology

• Optional high-performance Thunderbolt™ 2 PCIe card for up to 4x bandwidth of USB 3�0

• Up to 16 DIMM slots, up to 1 TB of total DDR4 2400 MHz system memory (with 2 CPUs installed)

• 4 USB 3�0 ports on the front and 4 in the rear

• 

• HP Z Turbo Drive G2 PCIe SSD for 4x the performance of SATA SSDs

• 

• HP Remote Graphics Software (HP RGS)

included for high-end screen sharing or remote access to a workstation from

home

For full product details, refer to the HP Z840 QuickSpecs and FAQs.

How does the HP Z840 compare to the HP Z820?

• 

• Additional USB 3�0 ports on the front and rear of the chassis along with the optional Thunderbolt™ 2 PCIe card allows

users to transfer data with increased speed compared to the HP Z820�

What changes from the HP Z820 to the Z840 do I need to be aware of?

• Integrated 1394a, present on HP Z820, has been removed� This functionality is provided by an optional add-in card�

• 

Why do we continue to oer two power supplies (US)?

• 



How much power can be supplied by the larger, 1125 W (1450 W at 200 V Input Voltage) power supply?

• Our 1125 W power supply is capable of providing 1275 W when the input voltage is greater than 105 V and capable

of providing 1450 W of output power when connected to greater than 200 V�

Output power is dependent on the input voltage level as described in the table below:

Input voltage Rated output power

100 V 1125 W

115-127 V 1275 W

200-240 V 1450 W