Mainboard Gigabyte GA-X79-UD3 Spec

Specification

CPU	Support for Intel® Core™ i7 processors in the LGA2011 package package L3 cache varies with CPU (Please refer "CPU Support List" for more information.)
Chipset	Intel® X79 Express Chipset
Memory	4 x 1.5V DDR3 DIMM sockets supporting up to 32 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 2400/2133/1866/1600/1333/1066 MHz memory modules Support for non-ECC memory modules Support for Extreme Memory Profile (XMP) memory modules (Please refer "Memory Support List" for more information.)
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 slot. 2 x PCI Express x16 slots, running at x8 (PCIEX8_1, PCIEX8_2) * The PCIEX8_2 slot shares bandwidth with the PCIEX16_2 slot. When the PCIEX8_2 slot is populated, the PCIEX16_2 slot will operate at up to x8 mode. (All PCI Express x16 slots conform to PCI Express 3.0 standard.) 2 x PCI Express x1 slots (All PCI Express x1 slots conform to PCI Express 2.0 standard.) 1 x PCI slot
Multi-Graphics Technology	Support for 4-Way/3-Way/2-Way AMD CrossFireX™/NVIDIA SLI technology.
Storage Interface	Chipset: 2 x SATA 6Gb/s connectors (SATA3 0/1) supporting up to 2 SATA 6Gb/s devices 4 x SATA 3Gb/s connectors (SATA2 2/3/4/5) 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 6/7/8/9) supporting up to 4 SATA 6Gb/s devices 2 x eSATA 6Gb/s connectors on the back panel, supporting up to 2 SATA 6Gb/s devices Support for RAID 0 and RAID 1
USB	Chipset: Up to 14 USB 2.0/1.1 ports (8 ports on the back panel, 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 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 serial port 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 optical S/PDIF Out connector 1 x coaxial S/PDIF Out connector 8 x USB 2.0/1.1 ports 2 x USB 3.0/2.0 ports 2 x eSATA 6Gb/s connectors 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 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 3TB+ Unlock Support for TouchBIOS Support for Q-Share
Bundle Software	Norton Internet Security (OEM version)
Operating System	Support for Microsoft® Windows 7/Vista/XP
Form Factor	ATX Form Factor; 30.5cm x 24.4cm
Remark	Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website. Most hardware/software vendors may no longer offer drivers to support Win9X/ME/2000/XP SP1/SP2. If drivers are available from the vendors, we will update them on the GIGABYTE website.

* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* 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.