SUPER MICRO Computer X6DHi-G2 Motherboard Features, Using the EM64T Feature, Memory, Chipset

X6DH3-G2/X6DHi-G2 User's Manual

Motherboard Features

CPU

•Single or dual Intel® XeonTM EM64T processors at 800 MHz front side (system) bus speed with support of Hyper-Threading (HT), EM64T and Enhanced Intel SpeedStep (EIST)

Using the EM64T Feature

•Install a 64-bit OS (Windows XP Professional x64 Ed, Server 2003x64 Ed.)

•Install a 64-bit OS (Windows XP Professional x64 Ed, Server 2003x64 Ed.)

•Install the 64-bit drivers for all MB components, devices and add-on cards

Using the Hyper-Threading (HT) Technology

•Install an OS that supports HT, including Windows XP/2003 Server and Linux 2.4x. (Under Linux, use the HT compiler to compile the code. For other operating systems, be sure to disable the HT feature in the BIOS.)

•Enable the HT feature in the BIOS (under "Advanced" Setting) before install ing a supported OS. (*Note: visit www.Intel.com for CPU support and driver

updates.)

Memory

•Eight 240-pin DIMM sockets supporting up to 16 GB Registered ECC, dual channel, DDR II 400 (PC3200) SDRAM

Chipset

•Intel E7520 chipset

Expansion Slots

•Two x8 PCI-E slots (*one with SEPC-Supermicro Enhanced Power Connector)

•Three 64-bit PCI-X (3.3V) slots (*One PCI-X-133 MHz slot, One PCI-X-100 MHz/ZCR slot-the green slot, One PCI-X-100 MHz slot)

•One 32-bit (5V) 33MHz PCI

BIOS

•8 Mb Phoenix® Flash ROM

•APM 1.2, DMI 2.3, PCI 2.2, ACPI 1.0, Plug and Play (PnP)

PC Health Monitoring

•Onboard voltage monitors for CPU cores, chipset voltage, 3.3V, +5V, +12V, −12V and +5V standby

•Fan status monitor with fi rmware 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

1-6