Datasheet

1-6

Introduction

X6DHT-G User's Manual

Motherboard Features

CPU

• Single or dual Intel

Xeon

EM64T processors at 800 MHz front side

(system) bus speed.

Memory

• Eight 184-pin DIMM sockets supporting up to 16 GB (DDR 333) or 32

GB (DDR 266) Registered ECC DDR 333/266 (PC2700/PC2100) SDRAM

Chipset

• Intel E7520 Lindenhurst chipset

Expansion Slots

• Two x8 PCI-E slots

• Three 64-bit PCI-X (3.3V) slots (*One PCI-X-133 MHz slot, One PCI-X-

100 MHz/ZCR slot, One PCI-X-100 MHz slot)

• One 32-bit (5V) 33MHz PCI

BIOS

• 8 Mb Phoenix

Flash ROM

• APM 1.2, DMI 2.1, ACPI 2.0, Plug and Play (PnP), SMBIOS 2.3

PC Health Monitoring

• Onboard voltage monitors for CPU cores, chipset voltage, 3.3V, +5V,

+12V, −12V and +5V standby

• Fan status monitor with firmware/software on/off control

• CPU/chassis temperature monitors

• Environmental temperature monitor and control

• CPU fan auto-off in sleep mode

• CPU slow-down on temperature overheat

• CPU thermal trip support for processor protection, +5V standby alert

LED

• Power-up mode control for recovery from AC power loss

• Auto-switching voltage regulator for CPU core

• System overheat LED and control

• Chassis intrusion detection

• System resource alert