System technical specifications, Quickspecs, System board – HP WORKSTATION Z400 User Manual
Page 12
System Board
System Board Form
Factor
ATX 9.6 x 12 inches (243.84 x 304.8 mm)
Processor Socket
Single LGA1366
CPU Bus Speed
QPI: Up to 6.4GT/sec
Chipset
Intel® X58 Express
Super I/O Controller
SMSC SCH5327, Rev B
Memory Expansion
Slots
4 DDR3 memory slots
Memory Type
Supported
DDR3, UDIMM (Unbuffered), ECC
Memory Modes
Channel Interleaved
Memory Speed
Supported
800MHz, 1066MHz and 1333MHz DDR3
Memory Protection
ECC available on data, parity on address and command
Memory
Maximum Memory
NOTE: * Maximum memory capacities assume 64-bit operating systems, such as genuine
Windows® Vista Business 64, XP Professional x64 Edition, Red Hat Linux 64-bit. Genuine
Windows Vista Business 32 and XP Professional (32-bit) support up to 4 GB. 32-bit Linux
supports up to 8 GB.
Memory Configuration
(Supported)
The 4GB DIMM for Z400 and Z600 is NOT compatible with the 4GB DIMMs offered on the
Z800.
They are NOT interchangeable.
Only ECC DIMMs are supported.
PCI Express
Connectors (Gen2 Rev
0.7 connectors)
1 x8 PCIe (x4)
PCI Connectors (5.0V)
2 PCI
Interfaces Supported
SATA
Integrated 6-channel SATA 3.0Gb/sec controller with
RAID 0, 1, 5, 10 and NCQ. (Factory integrated RAID is
Microsoft Windows only)
Serial Attached SCSI
Hardware RAID is not supported on Linux systems. The Linux kernel, with built-in software RAID,
provides excellent functionality and performance. It is a good alternative to hardware-based RAID.
Please visit
for RAID
capabilities with Linux.
Integrated RAID
NOTE: Requires identical hard drives (speeds, capacity, interface)
Integrated Graphics
No
Network Controller
Integrated HP Gbit LAN by Broadcom
QuickSpecs
HP Z400 Workstation
System Technical Specifications
DA - 13276 Worldwide QuickSpecs — Version 4 — 4.17.2009
Page 12