Gigabyte GA-X79-UD5 (rev. 1.0) Realtek Audio Driver for Windows 8

Key features:

CPU   
- Support for Intel Core i7 processors in the LGA2011 package
- L3 cache varies with CPU

Chipset   
- Intel X79 Express Chipset

Memory   
- 8 x 1.5V DDR3 DIMM sockets supporting up to 64 GB of system memory
* Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB.
- 4 channel memory architecture
- Support for DDR3 2133/1866/1600/1333/1066 MHz memory modules
- Support for non-ECC memory modules
- Support for Extreme Memory Profile (XMP) memory modules

Audio   
- Realtek ALC898 codec
- High Definition Audio
- 2/4/5.1/7.1-channel
- Support for Dolby Home Theater
- Support for S/PDIF Out

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

Expansion Slots   
- 2 x PCI Express x16 slots, running at x16 (PCIEX16_1/PCIEX16_2)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16_1 slot; if you are installing two PCI Express graphics cards, it is recommended that you install them in the PCIEX16_1 and PCIEX16_2 slots.
- 1 x PCI Express x16 slot, running at x8 (PCIEX8)
- 2 x PCI Express x1 slots
- 1 x PCI slot

Multi-Graphics Technology
- Support for 3-Way/2-Way AMD CrossFireX / NVIDIA SLI technology
- The PCIEX16_1/PCIEX16_2 slots operate at up to x8 mode when 3-Way AMD CrossFireX/NVIDIA SLI is enabled.

Storage Interface Chipset:
- 2 x SATA 6Gb/s connectors (SATA3 0/SATA3 1) supporting up to 2 SATA 6Gb/s devices
- 4 x SATA 3Gb/s connectors (SATA2 2~SATA2 5) supporting up to 4 SATA 3Gb/s devices
- Support for RAID 0, RAID 1, RAID 5, and RAID 10
* When a RAID set is built across the SATA 6Gb/s and SATA 3Gb/s channels, the system performance of the RAID set may vary depending on the devices being connected.

3 x Marvell 88SE9172 chips:
- 4 x SATA 6Gb/s connectors (GSATA3 6~GSATA3 9) supporting up to 4 SATA 6Gb/s devices
- 2 x eSATA 6Gb/s connectors (including 1 eSATA/USB Combo) on the back panel supporting up to 2 SATA 6Gb/s devices
- Support for SATA RAID 0 and RAID 1

USB Chipset:
- Up to 14 USB 2.0/1.1 ports (8 ports on the back panel, including 1 eSATA/USB Combo, 6 ports available through the internal USB headers)

2 x Fresco FL1009 chips:
- Up to 4 USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB headers)

IEEE 1394
VIA VT6308 chip:
- Up to 2 IEEE 1394a ports (1 port on the back panel, 1 port available through the internal IEEE 1394a header)

Internal I/O Connectors   
- 1 x 24-pin ATX main power connector
- 1 x 8-pin ATX 12V power connector
- 6 x SATA 6Gb/s connectors
- 4 x SATA 3Gb/s connectors
- 1 x CPU fan header
- 4 x system fan headers
- 1 x front panel header
- 1 x front panel audio header
- 1 x S/PDIF Out header
- 3 x USB 2.0/1.1 headers
- 1 x USB 3.0/2.0 header
- 1 x IEEE 1394a header
- 1 x Clear CMOS jumper
- 1 x Trusted Platform Module (TPM) header

Back Panel Connectors   

- 1 x PS/2 keyboard/mouse port
- 1 x CPU overclocking button
- 1 x BIOS switch button
- 1 x Clear CMOS button
- 1 x IEEE 1394 port
- 7 x USB 2.0/1.1 ports
- 2 x USB 3.0/2.0 ports
- 1 x eSATA/USB Combo connector
- 1 x eSATA 6Gb/s connector
- 1 x RJ-45 port
- 1 x optical S/PDIF Out connector
- 5 x audio jacks (Center/Subwoofer Speaker Out, Rear Speaker Out, Side Speaker Out, Line In/Mic In, Line Out)

I/O Controller   
- iTE IT8728 chip

H/W Monitoring   
- System voltage detection
- CPU/System temperature detection
- CPU/System fan speed detection
- CPU overheating warning
- CPU/System fan fail warning
- CPU/System fan speed control
- * Whether the CPU/system fan speed control function is supported will depend on the CPU/system cooler you install.

BIOS   

- 2 x 64 Mbit flash
- Use of licensed AMI EFI BIOS
- Support for DualBIOS
- PnP 1.0a, DMI 2.0, SM BIOS 2.6, ACPI 2.0a

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
* Available functions in EasyTune may differ by motherboard model.
- Support for Smart 6
- Support for eXtreme Hard Drive (X.H.D)
- Support for ON/OFF Charge
- Support for Cloud OC
- Support for TouchBIOS
- Support for 3TB+ Unlock
- Support for Q-Share

Bundle Software   
- Norton Internet Security (OEM version)

Form Factor
- E-ATX Form Factor; 30.5cm x 26.4cm

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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.