Gigabyte GA-A55M-DS2 (rev. 1.1) @Bios Utility

APU FM1 Socket:
- AMD A series & E2 series processors

Chipset   
- AMD A55 chipset

Memory   
- 2 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory (Note 1)
- Dual channel memory architecture
- Support for DDR3 1866/1600/1333/1066 MHz memory modules

Onboard Graphics
APU:
- 1 x D-Sub port (Note 2)
- 1 x DVI-D port, supporting a maximum resolution of 1920x1200 (Note 2) (Note 3)
(All integrated graphics ports do not support Hot plug. If you want to change to another graphics port when the computer is on, be sure to turn off the computer first.)

Audio   
- Realtek HD audio codec
- High Definition Audio
- 2/4/5.1/7.1-channel (Note 4)
- Support for S/PDIF Out

LAN   
- 1 x Realtek GbE LAN chip (10/100/1000 Mbit)

Expansion Slots   
- 1 x PCI Express x16 slot, running at x16
- 1 x PCI Express x1 slot
- (All PCI Express slots conform to the PCI Express 2.0 standard.)
- 1 x PCI slot

Multi-Graphics Technology
- Support for AMD Dual Graphics technology
- Only A series APU support AMD Dual Graphics.

Storage Interface Chipset
- 4 x SATA 3Gb/s connectors supporting up to 4 SATA 3Gb/s devices
- Support for RAID 0, RAID 1, RAID 10, and JBOD

USB Chipset
- Up to 8 USB 2.0/1.1 ports (4 ports on the back panel, 4 ports available through the internal USB headers)

Internal I/O Connectors   
- 1 x 24-pin ATX main power connector
- 1 x 4-pin ATX 12V power connector
- 4 x SATA 3Gb/s connectors
- 1 x APU fan header
- 1 x system fan header
- 1 x front panel header
- 1 x front panel audio header
- 1 x S/PDIF Out header
- 2 x USB 2.0/1.1 headers
- 1 x serial port header
- 1 x clearing CMOS jumper

Back Panel Connectors   
- 1 x PS/2 keyboard port
- 1 x PS/2 mouse port
- 1 x D-Sub port
- 1 x DVI-D port
- 4 x USB 2.0/1.1 ports
- 1 x RJ-45 port
- 3 x audio jacks (Line In/Line Out/Microphone)

I/O Controller   
- iTE IT8728 chip

H/W Monitoring   
- System voltage detection
- APU/System temperature detection
- APU/System fan speed detection
- APU overheating warning
- APU/System fan fail warning
- APU/System fan speed control (Note 5)

BIOS   
- 2 x 32 Mbit flash
- Use of licensed AWARD BIOS
- Support for DualBIOS
- PnP 1.0a, DMI 2.0, SM BIOS 2.4, ACPI 1.0b

Unique Features   
- Support for @BIOS
- Support for Q-Flash
- Support for Xpress BIOS Rescue
- Support for Download Center
- Support for Xpress Install
- Support for Xpress Recovery2
- Support for EasyTune (Note 6)
- Support for Smart Recovery
- Support for Auto Green
- Support for ON/OFF Charge
- Support for 3TB+ Unlock
- Support for Q-Share

Bundle Software   
- Norton Internet Security (OEM version)

Form Factor
- Micro ATX Form Factor; 22.5cm x 17.4cm

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Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.