HP Z800 - Manual (Page 13)

System Board
System Board Form Factor Custom Form Factor, 13" x 14.25"
Processor Socket Dual LGA 1366
CPU Bus Speed QPI: Up to 6.4GT/sec
Chipset Intel® 5520
Super I/O Controller SMSC SCH5327, Rev B
Memory Expansion Slots12 slots (6 slots per CPU)
Memory Type Supported DDR3, RDIMM (Registered) or UDIMM (Unbuffered), ECC
Memory Modes NUMA (Non-Uniform Memory Architecture), Memory Node Interleave
Memory Speed Supported 800MHz, 1066MHz, & 1333MHz
Memory
Maximum Memory Supports up to 24GB using UDIMMs
Supports up to 192GB using RDIMMs
Single Processor Memory Loading
Dual Processor Memory Loading
Memory Configuration
(Supported) Not all memory configurations possible are represented below. Also, 512 MB configurations are
not supported for 64-Bit operating systems.
Only ECC DIMMs are supported.
RDIMM and UDIMM memory modules cannot be mixed in the system.
Do not install memory modules into memory slots if corresponding processor is not installed.
Dual processor configurations with memory modules installed for only one processor is not
supported.
The 4GB DIMM for Z4 and Z6 is not compatible with the Z8 4GB DIMM. They are not
interchangeable.
PCI Express Connectors
(Gen2 Rev 0.7 connectors) PCIe2 x16, qty 2
PCIe2 x16 (8), qty 2
PCIe2 x8 (4), qty 1
PCIe x8 (4), qty 1
QuickSpecs
HP Z800 Workstation
System Technical Specifications
DA - 13278 Worldwide QuickSpecs — Version 2 — 4.13.2009 Page 13