Front PCI Fan Header
2 Front PCI Fan Headers
Front Control Panel/Speaker
Header
Yes
CMOS Battery Holder – Lithium
Yes
Integrated Trusted Platform
Module
Integrated TPM 1.2
Power Supply Headers
Yes
Power Switch, Power LED & Hard
Drive LED Header
Front power switch, front power and hard drive LED. Rear power switch and rear power LED. Drive
LED header on system board
Clear Password Jumper
Yes
Serial Port
Yes, on rear panel
Parallel Port
No
Keyboard/Mouse
Yes
Power Supply
850W 88% Efficient, Custom PSU
(Wide-Ranging, Active PFC)
1125W/1275W*/1450W*
90% Efficient, Custom PSU
(Wide-Ranging, Active PFC)
Operating Voltage Range
90-269 VAC
90-269 VAC
Rated Voltage Range
100-127 VAC
200-240 VAC
118 VAC
100 VAC
115-127 VAC
200-240 VAC
118 VAC
Rated Line Frequency
50-60 Hz
400 Hz
50-60 Hz
400 Hz
Operating Line Frequency Range
47-66 Hz
393-407 Hz
47-66 Hz
393-407 Hz
Rated Input Current
11A @ 100-127
VAC
5.5A @ 200-240
VAC
11A @ 118 VAC
12A @ 100 VAC
12A @ 115-127
VAC
10A @ 200-240
VAC
12A @ 118 VAC
Heat Dissipation (Configuration and software
dependent)
Typical = 2142 btu/hr (540kg-cal/hr)
Max = 3335 btu/hr (840 kg-cal/hr)
Typical = 2773 btu/hr (699 kg-cal/hr)
Max-1 = 3878 btu/hr (977 kg-cal/hr)
Max-2 = 5002 btu/hr (1260 kg-cal/hr)
Max-3 = 5624 btu/hr (1417 kg-cal/hr)
Power Supply Fan
(2) 80x25 mm variable speed
(2) 80x25 mm variable speed
ENERGY STAR Qualified
(Configuration dependent)
Yes
Yes
80 PLUS® Compliant
Yes, 88% Efficient
The Z820 850W power supply
efficiency report can be found at this
link:
http://www.plugloadsolutions.com/
psu_reports/HEWLETT%20PACKARD
_623195-001_ECOS%202620%201_
850W_Report%20(2).pdf
Yes, 90% Efficient
The Z820 1125W power supply
efficiency report can be found at this
link:
http://www.plugloadsolutions.com/
psu_reports/HEWLETT%20PACKARD
_623196-001_ECOS%
202921_1125W_Report(1275w).pdf
QuickSpecs
HP Z820 Workstation
System Technical Specifications
DA - 14264 North America — Version 36 — December 1, 2013
Page 21
