Gigabyte GA-946-DS3 (rev. 3.3) Realtek Audio Driver

CPU
- Support for an IntelCore 2 Extreme processor/ Intel Core 2 Quad processor/Intel Core 2 Duo processor/ Intel Pentium processor Extreme Edition/Intel Pentium D processor/ Intel Pentium 4 processor Extreme Edition/Intel Pentium 4 processor/ Intel Celeron D processor in the LGA 775 package
- Support for Intel Hyper-Threading Technology
- L2 cache varies with CPU

Front Side Bus
- 1066/800/533 MHz FSB

Chipset
- North Bridge: Intel 946GZ Express Chipset
- South Bridge: Intel ICH7

Memory
- 4 x 1.8V DDR2 DIMM sockets supporting up to 4 GB of system memory
- Dual channel memory architecture
- Support for DDR2 667/533 MHz memory modules
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.

Audio
- Realtek ALC889A codec
- High Definition Audio
- 2/4/5.1/7.1-channel
- Support for S/PDIF In/Out
- Support for CD In

LAN
- RTL 8111B chip (10/100/1000 Mbit)

Expansion Slots
- 1 x PCI Express x16 slot
- 3 x PCI Express x1 slots
- 3 x PCI slots

Storage Interface
South Bridge:
- 1 x floppy disk drive connector supporting up to 1 floppy disk drive
- 1 x IDE connector supporting ATA-100/66/33 and up to 2 IDE devices
- 4 x SATA 3Gb/s connectors supporting up to 4 SATA 3Gb/s devices

USB
- Integrated in the South Bridge
- Up to 8 USB 2.0/1.1 ports (4 on the back panel, 4 via the USB brackets connected to the internal USB headers)

Internal I/O Connectors
- 1 x 24-pin ATX main power connector
- 1 x 4-pin ATX 12V power connector
- 1 x floppy disk drive connector
- 1 x IDE connector
- 4 x SATA 3Gb/s connectors
- 1 x CPU fan header
- 1 x system fan header
- 1 x power fan header
- 1 x North Bridge fan header
- 1 x front panel header
- 1 x front panel audio header
- 1 x CD In connector
- 1 x S/PDIF In/Out header
- 2 x USB 2.0/1.1 headers
- 1 x chassis intrusion header
- 1 x power LED header

Back Panel Connectors
- 1 x PS/2 keyboard port
- 1 x PS/2 mouse port
- 1 x parallel port
- 1 x serial port
- 4 x USB 2.0/1.1 ports
- 1 x RJ-45 port
- 6 x audio jacks (Center/Subwoofer Speaker Out/Rear Speaker Out/Side Speaker Out/Line In/Line Out/Microphone)

I/O Controller
- iTE IT8718 chip

H/W Monitoring   
- System voltage detection
- CPU/System temperature detection
- CPU/System/Power fan speed detection
- CPU overheating warning
- CPU/System/Power fan fail warning
- CPU fan speed control

BIOS
- 1 x 4 Mbit flash
- Use of licensed AWARD BIOS
- PnP 1.0a, DMI 2.0, SM BIOS 2.3, ACPI 1.0b

Unique Features
- Support for @BIOS
- Support for Download Center
- Support for Q-Flash
- Support for EasyTune
- Support for Xpress Install
- Support for Xpress Recovery2
- Support for Virtual Dual BIOS

Bundle Software
- Norton Internet Security (OEM version)

Operating System
- Support for Microsoft Windows Vista/XP/2000

Form Factor
- ATX Form Factor; 30.5cm x 21.0cm

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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.