GIGABYTE GA-X79-UD5

CPU	Support for Intel® Core™ i7 processors in the LGA2011 package L3 cache varies with CPU (Please refer "CPU Support List" for more information.)
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 (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)
Wireless Communication module	Wi-Fi 802.11 b/g/n Bluetooth 4.0, 3.0+HS, 2.1+EDR
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) (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 3-Way/2-Way AMD CrossFireX™ / NVIDIA SLI technology.
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)
Operating System	Support for Microsoft® Windows 8/7/Vista/XP
Form Factor	E-ATX Form Factor; 30.5cm x 26.4cm