Specifications CPU Intel Socket 1155 for 3rd/2nd Generation Core i 7/ Core i 5/ Core i 3/ Pentium/ Celeron Processors Supports Intel 22 nm CPU Supports Intel 32 nm CPU Supports Intel Turbo Boost Technology 2.0 * Refer to asus for CPU support list Chipset Intel Z77 Memory 4 x DIMM,  Max. 32GB,  DDR3 2400 (O.C.)/2200 (O.C.)/2133 (O.C.)/2000 (O.C.)/1866 (O.C.)/1800 (O.C.)/1600/1333 MHz 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. Graphic Integrated Graphics Processor Multi-VGA output support: HDMI/DVI/RGB/ Display Port 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
- Supports Display Port with max. resolution 2560 x 1600 @ 60 Hz Maximum shared memory of 1696 MB Supports Intel HD Graphics Multi-GPU Support Supports NVIDIA Quad-GPU SLI Technology Supports AMD Quad-GPU Cross Fire X™ Technology Supports AMD 3-Way Cross Fire X Technology Supports Lucid Logix Virtu™ MVP Technology *1 Expansion Slots 2 x PCIe 3.0/2.0 x 16 (x 16 or dual x 8) *2 1 x PCIe 2.0 x 16 (x 4 mode,  black) 2 x PCIe 2.0 x 1 2 x PCI Storage Intel Z77 chipset: 2 x SATA 6 Gb/s port (s),  gray 4 x SATA 3 Gb/s port (s),  blue Support Raid 0,  1,  5,  10 Supports Intel Smart Response Technology,  Intel Rapid Start Technology,  Intel Smart Connect Technology *3 LAN Realtek 8111F,  1 x Gigabit LAN Controller (s) Audio Realtek ALC892 8-Channel High Definition Audio CODEC
- Supports: Jack-detection,  Multi-streaming,  Front Panel Jack-retasking USB (Universal Serial Bus) Ports Intel Z77 chipset: *4 4 x USB (Universal Serial Bus) 3.0 port (s) (2 at back panel,  blue,  2 at mid-board) Intel Z77 chipset: 10 x USB (Universal Serial Bus) 2.0 port (s) (2 at back panel,  black,  8 at mid-board) ASMedia USB (Universal Serial Bus) 3.0 controller: *4 2 x USB (Universal Serial Bus) 3.0 port (s) (2 at back panel,  blue) Overclocking Features Overclocking Protection :
- ASUS C.P.R. (CPU Parameter Recall) Special Features ASUS EPU :
- EPU
- EPU switch ASUS Digital Power Design :
- Industry leading 4 + 1 + 1 Phase Power Design
- ASUS DIGI+ VRM Utility Turbo V GPU Boost ASUS Exclusive Features :
- Mem OK!
- AI Suite II
- Ai Charger+
- Anti-Surge
- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface
- Network i Control
- USB (Universal Serial Bus) 3.0 Boost
- Disk Unlocker ASUS Quiet Thermal Solution :
- Stylish Fanless Design Heat-sink solution & MOS Heatsink
- ASUS Fan Xpert+ ASUS EZ DIY :
- ASUS Crash Free BIOS 3
- ASUS EZ Flash 2
- ASUS My Logo 2 100% All High-quality Conductive Polymer Capacitors Back I/O Ports 1 x PS/2 keyboard/mouse combo port (s) 1 x DVI 1 x Display Port 1 x HDMI 1 x LAN (RJ45) port (s) 4 x USB (Universal Serial Bus) 3.0 2 x USB (Universal Serial Bus) 2.0 1 x Optical S/PDIF out 6 x Audio jack (s) Internal I/O 1 x USB (Universal Serial Bus) 3.0 connector (s) support (s) additional 2 USB (Universal Serial Bus) 3.0 port (s) 4 x USB (Universal Serial Bus) 2.0 connector (s) support (s) additional 8 USB (Universal Serial Bus) 2.0 port (s) 1 x COM port (s) connector (s) 2 x SATA 6 Gb/s connector (s) 4 x SATA 3 Gb/s connector (s) 1 x CPU Fan connector (s) (4 -pin) 3 x Chassis Fan connector (s) (4 -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 Mem OK! button (s) 1 x EPU switch (es) 1 x GPU Boost switch (es) 1 x Clear CMOS jumper (s) BIOS 64 Mb Flash ROM,  UEFI AMI BIOS,  Pn P,  DMI2.0,  Wf M2.0,  SM BIOS 2.7,  ACPI 2.0a,  Multi-language BIOS,  ASUS EZ Flash 2,  ASUS Crash Free BIOS 3,  F12 Print Screen,  F3 Shortcut Function & ASUS DRAM SPD (Serial Presence Detect) memory information Manageability Wf M 2.0,  DMI 2.0,  WOL by PME,  WOR by PME,  PXE Form Factor ATX Form Factor 12 inch x 8.8 inch (30.5 cm x 22.4 cm ) Note *1: Lucid Logix Virtu MVP supports Windows 7 operating systems. *2: PCIe 3.0 speed is supported by Intel 3rd generation Core processors. *3: Supports on Intel Core processor family with Windows 7 operating systems. *4-1: Supports ASUS USB (Universal Serial Bus) 3.0 Boost UASP Mode. *4-2: The USB (Universal Serial Bus) 3.0 ports only support Windows 7 or later versions. *5: Due to Intel chipset limitation,  P8Z77,  P8H77 & P8B75 series motherboards do not support Windows Vista operating system.                                             
