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5 functional description, Processor support, Intel® q67 express chipset – ADLINK M-342 User Manual

Page 20: Dual-channel ddr3 memory, Gigabit ethernet, Functional description

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6

Introduction

1.5

Functional Description

Processor Support

The M-342 is an industrial motherboard supporting the 2nd gener-
ation Intel® Core™ processor family (Intel® Core™ i7/i5/i3) in
LGA1155 socket. An integrated memory controller supports dual
channel 1066/1333 MHz DDR3 and Intel® HD Graphics is inte-
grated onboard the CPU. The CPU provides a PCI Express x16
for external graphics or expansion. Direct Media Interface (DMI)
and Flexible Display Interface (FDI) provide connectivity to the
Intel® Q67 Express Chipset.

Intel® Q67 Express Chipset

The Intel® BD82Q67 Platform Controller Hub (PCH) combines
with the processor to provide a compact yet powerful 2-chip solu-
tion. Direct Media Interface (DMI) is the chip-to-chip connection
between the processor and PCH. Intel® Flexible Display Interface
carries display traffic from the integrated graphics in the processor
to the legacy display connectors in the PCH. The PCH supports all
other required interfaces including PCI Express, SATA 6 Gb/s,
USB 2.0, PCI, LPC, and SPI.

Dual-Channel DDR3 Memory

To meet the requirements of memory-intensive applications, the
M-342 has a dual-channel memory architecture supporting DDR3
1066/1333 MHz DIMMs. The key advantages of DDR3 are the
higher bandwidth and the increase in performance at lower power
than DDR2. DDR3 memory technology meets the requirements of
the latest 3D graphics, multimedia, and network application, and
boosts system performance by eliminating bottlenecks.

Gigabit Ethernet

The M-342 utilizes an Intel® 82579LM Gigabit Ethernet PHY and
Intel® 82574L Gigabit Ethernet Controller connected to the PCI-E
bus of the Q67 PCH. Intel® AMT 7.0 (82579LM on LAN1),
Wake-on-LAN and PXE are supported.