HP Z400 - Workstation User Manual

System board architecture
This section describes the workstation system architecture.
The following figures show the typical system board block diagram for 4–DIMM and 6–DIMM Z400
workstations.
Figure 1-1 4–DIMM system board block diagram
NOTE: The x1, x4, x8, and x16 designators describe the mechanical length of the slot. The number
in parentheses lists the number of electrical PCIe lanes routed to the expansion slot. For example, x16
(8) means that the expansion slot is mechanically a x16 length connector, with eight PCIe lanes
connected.
2 Chapter 1 Product overview ENWW

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