*CPU Intel® Socket 1155 for 2nd Generation Core™ i7/Core™ i5/Core™ i3 Processors Supports Intel® 32 nm CPU Supports Intel® Turbo Boost Technology 2.0 The Intel® Turbo Boost Technology 2.0 support depends on the CPU types. Refer to www.asus.com for CPU support list *Chipset Intel® Z68 *Memory 4 x DIMM, Max. 32GB, DDR3 2200(O.C.)/2133(O.C.)/1866(O.C.)/1600/1333/1066 Hz Non-ECC, Un-buffered Memory Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) Hyper DIMM support is subject to the physical characteristics of individual CPUs. Refer to www.asus.com or user manual for the Memory QVL (Qualified Vendors Lists). Due to CPU behavior, DDR3 2200/2000/1800 MHz memory module will run at DDR3 2133/1866/1600 MHz frequency as default. *Graphic Integrated Graphics Processor Multi-VGA output support : HDMI/DVI/RGB ports - Supports HDMI with max. resolution 1920 x 1200 @ 60 Hz - Supports DVI with max. resolution 1920 x 1200 @ 60 Hz - Supports RGB with max. resolution 2048 x 1536 @ 75 Hz Maximum shared memory of 1748 MB *Multi-GPU Support Supports AMD Quad-GPU CrossFireX™ Technology Supports LucidLogix® Virtu™ Technology *Expansion Slots 1 x PCIe 2.0 x16 (blue) *1 1 x PCIe 2.0 x16 (x4 mode, black) *1 2 x PCIe 2.0 x1 3 x PCI *Storage Intel® Z68 chipset : 2 x SATA 6Gb/s port(s), gray 4 x SATA 3Gb/s port(s), blue Support Raid 0, 1, 5, 10 Support Intel® Smart Response Technology on 2nd generation Intel® Core™ processor family *LAN Realtek® 8111E , 1 x Gigabit LAN Controller(s) *Audio Realtek® ALC887 8-Channel High Definition Audio CODEC - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking Audio Feature : - Optical S/PDIF out port(s) at back panel *USB Ports ASMedia® USB 3.0 controller : 2 x USB 3.0 port(s) (2 at back panel, blue) Intel® Z68 chipset : 12 x USB 2.0 port(s) (4 at back panel, black, 8 at mid-board) *Overclocking Features Overclocking Protection : - ASUS C.P.R.(CPU Parameter Recall) *Special Features ASUS Dual Intelligent Processors - TPU & EPU : ASUS TPU : - Auto Tuning - TurboV - GPU Boost - TPU switch ASUS EPU : - EPU ASUS Power Design : - 4 +2 Phase Power Design ASUS Exclusive Features : - MemOK! - AI Suite II - Ai Charger+ - Anti-Surge - ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface - Disk Unlocker ASUS Quiet Thermal Solution : - Stylish Fanless Design Heat-sink solution - ASUS Fan Xpert ASUS EZ DIY : - ASUS O.C. Tuner - ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 ASUS Q-Design : - ASUS Q-Slot *Back I/O Ports 1 x DVI 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.0 4 x USB 2.0 1 x Optical S/PDIF out 6 x Audio jack(s) *Internal I/O Ports 4 x USB 2.0 connector(s) support(s) additional 8 USB 2.0 port(s) 1 x COM port(s) connector(s) 2 x SATA 6Gb/s connector(s) 4 x SATA 3Gb/s connector(s) 1 x CPU Fan connector(s) (4 -pin) 2 x Chassis Fan connector(s) (4 -pin) 1 x Power Fan connector(s) (3 -pin) 1 x S/PDIF out header(s) 1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s) 1 x Front panel audio connector(s) (AAFP) 1 x System panel(s) 1 x MemOK! button(s) 1 x TPU switch(es) *Accessories User's manual I/O Shield 2 x SATA 6Gb/s cable(s) *BIOS 64 Mb Flash ROM, 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, F12 PrintScreen Function *Manageability WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE *Support Disc Drivers ASUS Utilities ASUS Update LucidLogix® Virtu software Anti-virus software (OEM version) *Form Factor ATX Form Factor 12 inch x 9 inch ( 30.5 cm x 22.9 cm )