User`s manual

1-6
X8DT6/X8DT6-F/X8DTE/X8DTE-F User's Manual
Motherboard Features
CPU
Two Intel
®
5500/5600 Series (LGA 1366) processors; each processor supports
two full-width Intel QuickPath Interconnect (QPI) links with a total of up to 51.2
GB/s Data Transfer Rate (6.4 GT/s per direction)
Memory
Twelve 240-pin DIMM sockets support up to 192 GB of DDR3 Registered ECC
or up to 48 GB of Unbuffered ECC/Non ECC Memory (See Section 2-4 in
Chapter 2 for DIMM Slot Population.)
Chipset
Intel 5520 chipset, including: the 5520 (IOH-36D) and the ICH10R (South
Bridge).
Expansion Slots
Three PCI-E 2.0 x8 slots (Slots 5~7) (X8DT6/X8DT6-F)
Four PCI-E 2.0 x8 slots (Slots 4~7) (X8DTE/X8DTE-F)
One PCI-E 2.0 x4 slot (Slot 3)
One PCI-E x4 slot (Slot 1)
BIOS
4 MB AMI SPI Flash ROM
PCI 2.2, ACPI 1.0/2.0/3.0, Plug and Play (PnP), DMI 2.3, USB Keyboard sup-
port, and APM 1.2
PC Health Monitoring
Onboard voltage monitors for CPU1 Vcore/CPU2 Vcore, CPU1 DIMM/CPU2
DIMM, 1.5V, 3.3Vcc (V), 3.3V SB (V), 12Vcc (V), 5Vin, and Battery Voltage.
Fan status monitor with rmware control
CPU/chassis temperature monitors
Platform Environment Control Interface (PECI) ready
Thermal Monitor 2 (TM2) support
CPU fan auto-off in sleep mode
CPU slow-down on temperature overheat
Pulse Width Modulation (PWM) Fan Control
CPU thermal trip support for processor protection, power LED
Power-up mode control for recovery from AC power loss
Auto-switching voltage regulator for CPU cores
System overheat/Fan Fail LED Indicator and control
Chassis intrusion detection