HP Z400 - Workstation User Manual

Power supply currents
Table 1-5 Maximum current per rail
Voltage rail 475W maximum
continuous current
+12 V-CPU 17.5A
+12 V-B 17.5A
+12 V-D 18.0A
V12N 0.30A
+5 V-SB 2.25A
3.3V 15.0A
5.1V 21.0A
CAUTION: Do not exceed 475 watts of total continuous output power.
Maximum combined power on 3.3V and 5.1V is 110W.
Maximum combined current on +12V(CPU,B,D) is 38A.
ENWW Workstation specifications 9

HP Z400 - Workstation Specifications

General

Processor	Intel Xeon W3500 series
Chipset	Intel X58 Express
Memory	Up to 24 GB DDR3 ECC
Storage	Supports SATA drives
Graphics	NVIDIA Quadro or ATI FirePro series
Expansion Slots	2 PCI Express Gen2 x16, 1 PCI Express Gen2 x8
Power Supply	475W
Operating System	Red Hat Enterprise Linux