HP Xw8400 - Workstation - 4 GB RAM - Power Consumption and Cooling

Rated voltage range 100–240 VAC 118 VAC
Rated line frequency 50–60 Hz 400 Hz
Operating line frequency range 47–66 Hz 393–407 Hz
Rated input current 13.2 A@100–120 VAC
6.6 A@200–240 VAC
11.2 A@118 VAC
Maximum rated power 800 W
Heat dissipation Typical: 1,710 BTU/hr. (430 kg-cal/hr)
Maximum: 3,793 BTU/hr. (956 kg-cal/hr)
Power supply fan 92 mm x 32 mm variable speed
Power supply size (wide x high x deep) 98 mm x 160 mm x 213 mm
Energy Star–compliant Yes
Blue Angel Compliant N/A
Power consumption in ES mode — Suspend to
RAM (S3) (Instantly Available PC)
<20 W
FEMP standby power compliant @ 115 V (<2 W
in S5 - Power Off)
Yes (Wake-On-LAN (WOL) disabled)
BIST LED Yes
Surge tolerant full ranging power supply Withstands power surges up to 2,000 V
Power consumption and cooling
Example 1: The following table shows the primary power consumption for an example configuration:
●
Two 2.66-GHz Xeon 5100 series dual-core processors
●
Four 1-GB, 667-MHz memory modules
●
Two 160-GB SATA hard drives
●
Two optical drives
●
One PCI Express graphics card (nVidia FX3500)
●
One diskette drive
●
One monitor, powered separately
Table 1-8 Example 1 energy consumption
115 VAC 230 VAC 100 VAC
LAN enabled LAN disabled LAN enabled LAN disabled LAN enabled LAN disabled
Windows Idle (S0) 203 W 198 W 203 W
Windows Busy Typ (S0) 298 W 289 W 299 W
Windows Busy Max (S0) 380 W 368 W 383 W
Sleep (S3)* 5.4 W
4.0 W 5.9 W 4.7 W 5.1 W 3.9 W
Table 1-7 Power supply specifications (continued)
ENWW Product specifications 7