Support

Having problem after you bought a product? You can find driver, manual download, and FAQ on ASUS Customer Service website. To provide you the best service ASUS provides you different ways to make a contact with us as well.

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    M4A78-EM

    Model Number : N50 >
    • CPU
      AMD AM3/AM2+/AM2 ;Phenom™II /Athlon™II /Phenom™ / Athlon™ /Sempron™ Processors
      Support 45nm Phenom™ II CPU
      AMD Cool 'n' Quiet™ 2.0 Technology (by CPU type)
      Support CPU up to 125W
      *Refer to www.asus.com for the AMD CPU support list
    • Chipset
      AMD 780G/SB700
    • System Bus
      Up to 5200 MT/s HyperTransport™ 3.0 interface for AM3 / AM2+ CPU
    • Memory
      4 x DIMM, Max. 16 GB, DDR2 1200(O.C.)/1066*/800/667 ECC,Non-ECC,Un-buffered Memory
      Dual Channel memory architecture
      *Due to AMD CPU limitation, DDR2 1066 is supported by AM2+/AM3 CPU for one DIMM per channel only.
      *Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Hence, a total installed memory of less than 3GB is recommended.
      *Refer to www.asus.com or user manual for Memory QVL (Qualify Vendor List)
    • Expansion Slots
      1 x PCIe x16
      1 x PCIe x1
      2 x PCI
    • VGA
      Integrated ATI Radeon HD3200
      Max. shared memory: 256 MB
      Supports DVI-D with HDCP compliant with max. resolution 2560x1600 (@ 60Hz dual-link)
      Supports HDMI™ Technology with max. resolution up to 1920 x 1200 (1080P)
      Supports RGB with max. resolution 2048 x 1536 (@85Hz)
      Hybrid CrossFireX™ Support (For Windows Vista only)
      Dual VGA output support:
      RGB & DVI
      RGB & HDMI
      *Refer to www.amd.com for the Hybrid CrossFireX selected GPUs.
      *To playback the HD-DVD and Blu ray Disc we recommended system configuration above Graphic shared memory 256MB/Dual-Core CPU minimum/Minimum 1GB memory of Dual-channel DDR2 667 or Single -chanel DDR2 800.
    • Storage
      Chipset
      1 xUltraDMA 133/100
      5 xSATA 3 Gb/s ports Support RAID 0,1,10
      1 x External SATA 3Gb/s support JBOD

      *Due to the Windows XP/ Vista limitation, the RAID array with the total capacity over 2TB cannot be set as a boot disk. A RAID array over 2TB can only be set as a data disk only. For more information, please refer to http://support.microsoft.com/kb/946557/en-us
    • LAN
      PCIe Gb LAN
    • Audio
      ALC887 High Definition Audio 8-Channel CODEC
      Supports Jack-detect and Multistreaming teconologies
      Supports S/PDIF out interface
    • USB
      12 USB 2.0/1.1 ports (6 ports at mid-board, 6 ports at back panel)
    • ASUS Unique Features
      - ASUS EPU-4 Engine
      - ASUS Express Gate
      - ASUS Turbo Key
      - ASUS Q-Fan
      - ASUS CrashFree BIOS 3
      - ASUS EZ Flash 2
      - ASUS MyLogo 2
      - ASUS AI NET 2
    • Overclocking Features
      SFS (Stepless Frequency Selection)
      - FSB tuning from 200MHz to 550MHz at 1MHz increment
      Adjustable DRAM Voltage
      ASUS C.P.R.(CPU Parameter Recall)
    • Special Features
      100% All High-quality Conductive Polymer Capacitors
    • Back Panel I/O Ports
      1 x DVI
      1 x VGA
      1 x HDMI
      1 x LAN(RJ45) port
      6 x USB 2.0/1.1
      8 -Channel Audio I/O
      1 x Optical S/PDIF_OUT port
      1 x PS/2 Mouse / Keyboard port
      1 x eSATA
    • Internal I/O Connectors
      3 x USB connectors supports additional 6 USB 2.0 ports
      1 x IDE connector
      5 x SATA connectors
      1 x CPU Fan connector
      1 x Chassis Fan connector
      1 x Power Fan connector
      1 x S/PDIF Out connector
      1 x LPT connector
      1 x System Panel connector
      1 x COM connector
      1 x CD audio-in connector
      1 x High Definition Front panel audio connector
      1 x 24-pin EATX power connector
      1 x 4-pin ATX 12V Power connector
    • BIOS
      8 Mb Flash ROM AMI BIOS, PnP, DMI v2.0, WfM2.0, ACPI v2.0a, SMBIOS 2.5
    • Accessories
      1 x Serial ATA cable
      1 x UltraDMA 133/100/66 cable
      1 x I/O Shield
      User's manual
    • Support Disc
      Drivers
      ASUS PC Probe II
      Anti-virus software (OEM version)
      ASUS LiveUpdate Utility
    • Form Factor
      uATX Form Factor
      9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )