CPU Intel Socket 1155 for Intel 2nd Generation Core i7 Processor/Core i5 Processor/Core i3 Processor/ Support Intel 32nm CPU Supports Intel Turbo Boost Technology 2.0 Chipset Intel P67 Express Chipset Memory 4 x DIMM, Max. 32 GB, DDR3 2200(O.C.)*/2133(O.C.)/1866(O.C.)/1600/1333/1066 Non-ECC,Un-buffered Memory Dual Channel memory architecture Supports Intel Extreme Memory Profile (XMP) Expansion Slots 2 x PCIe 2.0 x16 (single at x16 or dual at x8/x8 mode) 1 x PCIe 2.0 x16 * [Black] (max. at x4 mode, compatible with PCIe x1 and x4 devices) 2 x PCIe 2.0 x1 2 x PCI Multi-GPU Support Supports NVIDIA Quad-GPU SLI Technology Supports ATI Quad-GPU CrossFireX Technology Storage Intel P67 Express Chipset 2 xSATA 6.0 Gb/s ports (gray) 4 xSATA 3.0 Gb/s ports (blue) Intel Rapid Storage Technology Support RAID 0,1,5,10 Marvell 9120 controller 2 xSATA 6.0 Gb/s ports (navy blue)* JMicron JMB362 SATA controller 2 xExternal SATA 3.0 Gb/s ports* * These SATA ports are for data hard drives only. ATAPI devices are not supported. LAN Intel 82579 Gigabit LAN Dual interconnect between the Integrated LAN controller and Physical Layer (PHY) Bluetooth Bluetooth v2.1 + EDR ASUS BT GO! Utility Audio Realtek ALC892 8-Channel High Definition Audio CODEC - Absolute Pitch 192khz/24bit True BD Lossless Sound - BD Audio Layer Content Protection - DTS Surround Sensation UltraPC - Supports Jack-Detection, Multi-streaming, Front Panel Jack-Retasking - Coaxial / Optical S/PDIF out ports at back I/O IEEE 1394 VIA 6308P controller supports 2 x 1394a port(s) (one at mid-board; one at back panel) USB NEC USB 3.0 controllers - 4 x USB 3.0/2.0 ports (2 ports at mid-board for front panel support, 2 ports at back panel (blue)) Intel P67 Express Chipset - 12 x USB 2.0/1.1 ports (6 ports at mid-board, 6 ports at back panel) ASUS Unique Features ASUS Dual Intelligent Processors 2 with DIGI+ VRM: ASUS EPU - EPU, EPU switch ASUS TPU - Auto Tuning, TurboV, TPU switch ASUS Digital Power Design - Industry leading Digital 12+2 Phase Power Design - ASUS DIGI+ VRM Utility ASUS BT GO! (Bluetooth) - Folder Sync, BT Transfer, Shot & Send, BT to Net, Music Player, Personal Manager, BT Turbo Remote ASUS Exclusive Features - MemOK! - AI Suite II - AI Charger - Anti Surge - ASUS EFI BIOS EZ Mode featuring friendly graphics user interface ASUS Quiet Thermal Solution - ASUS Fanless Design: Stylish Heat-sink solution - ASUS Fan Xpert ASUS EZ DIY - ASUS Q-Shield - ASUS Q-Connector - ASUS O.C. Tuner - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 ASUS Q-Design - ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED) - ASUS Q-Slot - ASUS Q-DIMM Overclocking Features Precision Tweaker 2 - vCore: Adjustable CPU voltage at 0.005V increment - vCCIO: Adjustable I/O voltage at 0.00625V increment - vCCSA: 144-step system agent voltage control - vDRAM Bus: 160-step Memory voltage control - vPCH: 90-step Chipset voltage control - vCPU_PLL: 160-step CPU & PCH PLL voltage control SFS (Stepless Frequency Selection) - BCLK/PEG frequency tuning from 80MHz up to 300MHz at 0.1MHz increment Overclocking Protection - ASUS C.P.R.(CPU Parameter Recall) Back Panel I/O Ports 1 x Bluetooth module 1 x PS/2 Mouse (green) 1 x PS/2 Keyboard (purple) 2 x External SATA (1 x Power eSATA) 1 x IEEE 1394a 1 x LAN(RJ45) port(s) (Intel LAN) 2 x USB 3.0/2.0 ports (blue) 6 x USB 2.0/1.1 ports 2 x S/PDIF Out (1 for Coaxial, 1 for Optical) 8 -Channel Audio I/O Internal I/O Connectors 1 x USB 3.0/2.0 connector(s) supports additional 2 USB ports (19-pin) 3 x USB 2.0/1.1 connector(s) support additional 6 USB ports 1 x MemOK! Button 4 x SATA 6.0Gb/s connectors (2 x gray; 2 x navy blue) 4 x SATA 3.0Gb/s connectors (blue) 1 x IEEE 1394a connector 1 x CPU Fan connector(s) (4-pin) 2 x Chassis Fan connector(s) (1 x 4-pin; 1 x 3-pin) 1 x Power Fan connector(s) (3-pin) 1 x TPU switch 1 x EPU switch 1 x S/PDIF Out connector 24-pin EATX Power connector 8-pin EATX 12V Power connector Front panel audio connector System Panel (Q-Connector) BIOS 32 Mb Flash ROM , EFI AMI BIOS, , EFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3 Manageability WfM 2.0,DMI 2.0,WOL by PME,WOR by PME,PXE Accessories User's manual 2 x SATA 3.0Gb/s cables 2 x SATA 6.0Gb/s cables 1 x Q-Shield 2 in 1 Q-connector 1 x ASUS USB 3.0 Bracket 1 x ASUS SLI bridge connector Support Disc Drivers Anti-virus software (OEM version) ASUS Update ASUS Utilities Form Factor ATX Form Factor 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm ) Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.