FM2+ Socketed motherboard with proven quality, high-clarity audio and the new UEFI BIOS on the A68H ChipsetProven quality - 1000+ compatible devices. 7000+ validation hoursAudio Features - Audio that roars on the battlefieldNew UEFI BIOS - The Smoothest and Slickest Mouse-controlled Graphical BIOSUSB 3.0 Boost (UASP Support) - 170% faster transfer speeds than traditional USB 3.0CPU:-AMD Socket FM2+ Athlon™/A- Series Processors Supports CPU up to 4 coresSupports AMD® Turbo Core 3.0 Technology* Refer to www.asus.com for CPU support listChipset:-AMD A68H FCH (Bolton D2H)Memory:-2 x DIMM, Max. 32GB, DDR3 2400(O.C.)/2133/1866/1600/1333 MHz Non-ECC, Un-buffered Memory Dual Channel Memory Architecture Support AMD Memory Profile (AMP) memory* The Max. 32GB memory capacity can be supported with DIMMs of 16GB (or above). ASUS will update QVL once the DIMMs are available on the market.* Hyper DIMM support is subject to the physical characteristics of individual CPUs. * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).* Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Install a 64-bit Windows® OS when you want to install 4GB or more memory on the motherboard.Graphic:-Integrated AMD Radeon™ R/HD8000/HD7000 Series Graphics in the A-Series  APU Multi-VGA output support : DVI/RGB ports - Supports DVI with max. resolution 2560 x 1600 @ 60 Hz- Supports RGB with max. resolution 1920 x 1600 @ 60 HzMaximum shared memory of 2048 MBAMD® Dual Graphics technology support *1Expansion Slots1 x PCIe 3.0/2.0 x16 *21 x PCIe 2.0 x1 1 x PCIStorage:-AMD A68H FCH (Bolton D2H) chipset : 4 x SATA 6Gb/s port(s), graySupport Raid 0, 1, 10, JBODLAN:-Realtek® 8111GR, 1 x Gigabit LAN Controller(s)Audio:-Realtek® ALC887-VD 8-Channel High Definition Audio CODEC *3- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retaskingAudio Feature :-- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals- Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelityUSB Ports:-AMD A68H FCH (Bolton D2H) chipset : 6 x USB 2.0/1.1 port(s) (2 at back panel, black, 4 at mid-board)AMD A68H FCH (Bolton D2H) chipset : 2 x USB 3.1 Gen 1 port(s) (2 at back panel, )Special Features:-ASUS EPU :- EPU ASUS Exclusive Features :- AI Suite 3- Ai Charger- Anti-Surge- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface - USB 3.0 Boost- Disk UnlockerASUS Quiet Thermal Solution :- Stylish Fanless Design Heat-sink solution- ASUS Fan Xpert ASUS EZ DIY :- ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 - ASUS MyLogo 2 - Push NoticeASUS Q-Design :- ASUS Q-SlotOperating System SupportWindows® 8.1 , 32bit/64bitWindows® 8 , 32bit/64bitWindows® 7 , 32bit/64bitWindows® XP , 32bitBack I/O Ports:-1 x PS/2 keyboard (purple)1 x PS/2 mouse (green)1 x DVI1 x D-Sub1 x LAN (RJ45) port(s)2 x USB 3.1 Gen 1 2 x USB 2.0 3 x Audio jack(s)Internal I/O Ports:-2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)1 x TPM connector(s) 1 x COM port(s) connector(s)4 x SATA 6Gb/s connector(s)1 x CPU Fan connector(s) 1 x Chassis Fan connector(s) 1 x S/PDIF out header(s)1 x 24-pin EATX Power connector(s)1 x 4-pin ATX 12V Power connector(s)1 x Front panel audio connector(s) (AAFP)1 x Internal speaker connector(s)1 x System panel(s)Accessories:-User's manualI/O Shield2 x SATA 6Gb/s cable(s)1 x Supporting DVDBIOS:-64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.7, ACPI 4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, My Favorites, Quick Note, Last Modified log, F12 PrintScreen, F3 Shortcut functions and ASUS DRAM SPD (Serial Presence Detect) memory informationSupport DiscDriversASUS utilitiesASUS Update:- Anti-virus software (OEM version)Form Factor:-mATX Form Factor:- 8.9 inch x 7.0 inch ( 22.6 cm x 18.0 cm )Note:-*1: Refer to http://www.amd.com/us/products/technologies/dual-graphics/Pages/dual-graphics.aspx#3 for the discrete GPUs which support Dual Graphics technology.*2: Only FM2+ Processors can support PCIe3.0.*3: Use a chassis with HD audio module in the front panel to support an 8-channel audio output.AMD A4-4000 (2C, 3.0GHz, 1MB Cache, 65W, FM2)Socket FM2, 2, 1 MB, 3.00 GHz, 1500+, 65W, 32nm, Radeon HD7480DProcessor type A-Series A4Socket Socket FM2CPU Architecture RichlandCores 2Cache 1 MBClock rate 3.00 GHzTurbo frequency 3.20 GHzPerformance (PassMark) 1500+Processor number A-Series FM2 A4-4000Thermal Design Power 65WSemiconductor Fabrication Process 32nmiGPU Radeon HD7480DPackaging Box