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Expansion Options

• One PCI Express x16 slot for Graphics Interface

• One PCI Express x1 slot

• One 32-bit PCI v2.3 compliant slot

• Four 7-pin SATA connectors

Integrated I/O

The motherboard has a full set of I/O ports and connectors:

• PS/2 keyboard and PS/2 mouse connectors

• Four USB 2.0 ports

• One D-sub (VGA) port

• One LAN port

• Audio jacks for microphone, line-in and 6-ch line-out

BIOS Firmware

• Power management

• Wake-up alarms

• CPU parameters

• CPU and memory timing

The firmware can also be used to set parameters for different processor clock

speeds.

The motherboard uses AMI BIOS that enables users to configure many sys-

tem features including the following:

1. Some hardware specifications and software items are subject to change

without prior notice.

2. Due to chipset limitation, we recommend that motherboard be oper-

ated in the ambiance between 0 and 50°C.

The motherboard comes with the following expansion options:

Introducing the Motherboard

Onboard LAN (Optional)

The onboard LAN provides the following features:

• Supports PCI Express

1.1

• Integrated 10/100 transceiver

• Wake-on-LAN and remote wake-up support

• Supports PCI Express

1.1

• Integrated 10/100/1000 transceiver

• Wake-on-LAN and remote wake-up support

Questions and Answers:

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ECS A55F-M3 Specifications

General

Memory channels	Dual-channel
Supported memory types	DDR3-SDRAM
Supported memory clock speeds	1333, 1600, 1866 MHz
Processor socket	Socket FM1
Processor manufacturer	AMD
Compatible processor series	AMD Athlon X2 Dual-Core, AMD Sempron
USB 2.0 connectors	2
Power fan connector	Yes
Number of COM connectors	1
Number of SATA II connectors	4
Number of Parallel ATA connectors	0
Headphone outputs	3
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chip	VIA VT1705
Component for	PC
Power source type	ATX
Motherboard chipset	AMD A55
Audio output channels	5.1 channels
Motherboard form factor	micro ATX
Compatible operating systems	Windows XP, Vista
RAID levels	0, 1, 10
Supported storage drive interfaces	SATA II
On-board graphics card	No
Parallel processing technology support	Not supported
LAN controller	Realtek RTL8111E
Networking features	Gigabti Ethernet
Ethernet interface type	Fast Ethernet, Gigabit Ethernet
BIOS type	AMI
BIOS memory size	16 Mbit