CPU Support for an Intel Core™ i 7 series processor in the LGA1366 package (Go to GIGABYTEs website for the latest CPU support list.) L3 cache varies with CPU QPI 4.8GT/s, 6.4GT/s Chipset North Bridge: Intel X58 Express Chipset South Bridge: Intel ICH10R Memory 6 x 1.5V DDR3 DIMM sockets supporting up to 24 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. 3/ Dual channel memory architecture Support for DDR3 2200/1333/1066/800 MHz memory modules Support for non-ECC memory modules Support for Extreme Memory Profile (XMP) memory modules (Go to GIGABYTEs website for the latest supported memory speeds & memory modules.) Audio 1 x Creative CA20K2 chip Support for Dolby Digital Live & DTS™ Connect Support for X-Fi Xtreme Fidelity & EAX Advanced HD™ 5.0 technologies High Definition Audio 2/4/5.1/7.1-channel Support for S/PDIF Out LAN 1 x Bigfoot Killer E2100 chip (10/100/1000 Mbit) Expansion Slots 2 x PCI Express x 16 slots, running at x 16 (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 & PCIEX16_2 slots. 1 x PCI Express x 16 slot, running at x 8 (PCIEX8) * The PCIEX8 slot shares bandwidth with the PCIEX16_2 slot. The PCIEX16_2 slot will operate at up to x 8 mode when the PCIEX8 is populated. (The PCIEX16_1, PCIEX16_2, & PCIEX8 slots conform to PCI Express 2.0 standard.) 2 x PCI Express x 1 slots 1 x PCI slot Multi-Graphics Technology Support for 2-Way/3-Way ATI Cross Fire X™/NVIDIA SLI technology Storage Interface South Bridge: 6 x SATA 3 Gb/s connectors (SATA2_0~SATA2_5) supporting up to 6 SATA 3 Gb/s devices Support for SATA RAID 0, RAID 1, RAID 5, & RAID 10 Marvell 88SE9182 chip: 2 x SATA 6 Gb/s connectors (GSATA3_6, GSATA3_7) supporting up to 2 SATA 6 Gb/s devices Support for SATA RAID 0 & RAID 1 JMicron JMB362 chip: 2 x e SATA 3 Gb/s connectors (e SATA/USB Combo) on the back panel, supporting up to 2 SATA 3 Gb/s devices Support for SATA RAID 0, RAID 1, & JBOD USB (Universal Serial Bus) South Bridge: Up to 12 USB (Universal Serial Bus) 2.0/1.1 ports (6 on the back panel, including 2 e SATA/USB Combo, 6 via the USB (Universal Serial Bus) brackets connected to the internal USB (Universal Serial Bus) headers) 1 x Renesas D720200 chip & 2 x VLI VL810 hubs: Up to 4 USB (Universal Serial Bus) 3.0/2.0 ports (2 on the back panel, 2 via the USB (Universal Serial Bus) bracket connected to the internal USB (Universal Serial Bus) header) * The USB (Universal Serial Bus) 2.0 signals of the USB (Universal Serial Bus) 3.0/2.0 ports on the back panel are from the South Bridge. Internal I/O Connectors 1 x 24-pin ATX main power connecto 1 x 8-pin ATX 12V power connector 2 x SATA 6 Gb/s connectors 6 x SATA 3 Gb/s connectors 1 x CPU fan header 1 x system fan header 3 x fan headers 1 x front panel header 1 x front panel audio header 1 x S/PDIF Out header 3 x USB (Universal Serial Bus) 2.0/1.1 headers 1 x USB (Universal Serial Bus) 3.0/2.0 header 1 x clearing CMOS jumper 1 x heatsink LED power connector Back Panel Connectors 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 x optical S/PDIF Out connector 1 x coaxial S/PDIF Out connector 1 x CPU overclocking button 4 x USB (Universal Serial Bus) 2.0/1.1 ports 2 x USB (Universal Serial Bus) 3.0/2.0 ports 2 x e SATA/USB Combo connectors 1 x RJ-45 port 5 x audio jacks (Center/ Subwoofer Speaker Out, Rear Speaker Out, Side Speaker Out, Line In/ Mic In, Line Out) I/O Controller i TE IT8720 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 16 Mbit flash Use of licensed AWARD BIOS Support for Dual BIOS ™ Pn P 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 Recovery 2 Support for Easy Tune * Available functions in Easy Tune may differ by motherboard model. Support for Dynamic Energy Saver™ 2 Support for Smart 6™ Support for Auto Green Support for e Xtreme Hard Drive (X.H.D) Support for ON/OFF Charge Support for Cloud OC 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 26.4cm