HP xw4600 - Workstation specifications; 80 Plus power supply

Workstation specifications
The following table lists the physical characteristics of the HP xw4600 Workstation.
Table 1-4 Physical characteristics
Weight (typical
configuration)
16 kg (35 lb.)
Tower dimensions 45 cm (17.7 in.) high
16.8 cm (6.6 in.) wide
45.6 cm (17.9 in.) deep
80 Plus power supply
The HP xw4600 Workstation includes a 475W energy efficient 80 Plus® power supply compatible with
Energy Star requirements. This section describes the power supply and lists its specifications.
Table 1-5 Power supply source voltages
Source voltage Description
+3.3V PCI, PCI Express, audio, CK505, ICH9R, super I/O, BIOS ROM, and
onboard logic
+5.1V Storage (hard drive, optical drive, diskette drive), PCI, PCI Express, ICH9R,
audio, keyboard/mouse
+12 V–B PCI, PCI Express, and system fans
+12 V-D Storage (hard drive, optical drive, diskette drive), PCI Express x16 auxiliary
connector
+12 VCPU Input to onboard regulator that supplies power to the processor.
-12V PCI, serial ports
+5 VSB Sleep circuitry
Table 1-6 Maximum current per rail
Voltage rail Maximum continuous current
+3.3V 15A
+5.1V 21A
+12 VCPU 15A
+12 V-B 17.5A
+12 V-D 12A
-12V 0.3A
+5 VSB 2.25A
ENWW Workstation specifications 7