Getting Started

Mainboard Specifications

Processor Support

Intel® Core™ i7, Core™ i5 (Lynnfield & Clarkdale), Core™ i3 and Pentium® processor in the LGA1156 package

(For the latest information about CPU, please visit http://www.msi.com/index. php?func=cpuform2)

Base Clock

■ 133 MHz

Chipset

■ Intel® H55 chipset

Memory Support

2 DDR3 DIMMs support DDR3 2133*(OC)/ 2000*(OC) /1600*(OC)/ 1333/ 1066 DRAM (8GB Max)

Supports Dual-Channel mode

*(For more information on compatible components, please visit http://www.msi.com/index.php?func=testreport)

LAN

Supports LAN 10/100/1000 by Realtek® RTL8111E (for H55M-E32 & H55M-E23)

Supports LAN 10/100 by Realtek® RTL8105E (for H55M-E21)

Audio

Chip integrated by Realtek® ALC892 (for H55M-E32)/ ALC887 (for H55M-E21 & H55M-E23)

Flexible 8-channel audio with jack sensing

Compliant with Azalia 1.0 Spec

SATA

■ 6 SATA 3Gb/s (SATA1~6) ports by Intel® H55

Connectors

Back panel

-1 PS/2 keyboard port

-1 PS/2 mouse port

-6 USB 2.0 ports (for H55M-E32)/ 4 USB 2.0 ports (for H55M-E21 & H55M-E23)

-1 HDMI port**

-1 VGA port**

-1 DVI-D port**

-1 LAN port

-6 flexible audio ports (for H55M-E32)

-3 flexible audio ports (for H55M-E21 & H55M-E23)

**(The VGA, DVI-D & HDMI ports only work with Integrated Graphics Processor)

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MSI H55M-E21 manual Mainboard Specifications, Processor Support