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    The specifications may be slightly different by region accordingly. Please contact your local dealer for more details.
     
    RS400-A (V1.0)
    Socket 775 for Intel Pentium 4 processor
  • ATI Certified
  • First IGP fully support DirectX 9.0 for Pentium 4 or Prescott platforms
  • Integrated ATI RADEON X300 based 2D/3D graphics


  •   FSB 800MHz
    Supports the 800MHz front side bus Intel CPUs.
     
      DDR2+DDR
    Supports the latest Dual-channel DDR2 533 DIMM and mainstream Dual-channel DDR400/333 DIMM. Users can use either DDR2 or DDR memory modules.
     
      PCI Express
    PCI Express Lite is an ECS patent design. To make use of the PCI Express interface, it can not only upgrade the expansion of PCI-E x16 graphics card but also support the Quad-Display function.
     
      AGP express
    AGP Express is a patented ECS design delivering the backward compatibility for VGA interface. Chipsets including were originally designed without AGP graphic card support, but with this ECS innovative technical breakthrough, limited AGP card is now available on these platform as the support list of each model.
     
      SATA RAID
    SATA RAID allows you to join several hard drives and increase data transfer by separating data (RAID 0) or by keeping 100% secure data duplication (RAID 1). This fulfills a total performance and security purposes that you need for your data.
     
      Serial ATA
    Serial ATA is the next generation ATA specification that provides superior performance. With up to 150MB/s data transfer rate, Serial ATA is faster than current Parallel ATA, while providing 100% software compatibility.
     
      ATA133
    Supports Ultra DMA 33/66/100/133 IDE devices, data transfer rate up to 133MB/s
     
      6-Channel Audio
    Onboard 6-channel audio CODEC supports uncompromising DVD audio quality, bringing a move vivid sound experience and high-quality 6-channel audio without having to buy advanced sound cards
     
      10/100 LAN
    Provides 10/100 Mbps solution to your network or broadhand connection without having to buy an extra LAN card.
     
      USB 2.0
    USB2.0 is the latest connectivity standard which delivers transfer speeds up to 480Mb/s for easy connectivity and ultra-fast data transfers.
     
      WHQL Certificate
    WHQL Certificate
     
    CPUº LGA775 socket for latest Intel Pentium 4 / Celeron D processor
    º FSB 800/533 MHz
    º Supports Hyper-Threading Technology CPU
    CHIPSETº ATI® RS400 & SB400
    º North Bridge: ATI® RS 400
    º South Bridge: ATI® SB 400
    GRAPHICSº On Chip (Radeon X300-based. 2D/3D graphic engine)
    MEMORYº Dual-channel DDRI & DDR2 memory architecture
    º 2 x 184-pin DDR DIMM or 2 x 240-pin DDR2 DIMM socket support up to 2 GB
    º Support DDR400/333 DDR SDRAM or DDR2 667/533/400 DDR2 SDRAM
    Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS.
    For Windows® 64-bit OS with 64-bit CPU, there is no such limitation

    EXPANSION SLOTº 1 x PCI Express x16 slot
    º 2 x PCI Express x1 slots
    º 2 x PCI slots
    º 1 x AGP Express slot
    STORAGEº Supported by SB 400
        • 4 x Ultra DMA133/100/66/33 devices
        • 4 x Serial ATA devices
        • RAID0 & RAID1 configuration
    AUDIOº Realtek ALC655 6-Channel audio CODEC
    º Compliant with AC'97 2.3 specification
    LANº Realtek RTL8100C 10/100 Mbps Fast Ethernet Controller
    REAR PANEL I/Oº 1 x PS/2 keyboard & PS/2 mouse connectors
    º 4 x USB ports
    º 1 x VGA port
    º 1 x RJ45 LAN connector
    º 1 x Parallel port (LPT)
    º 1 x Serial port (COM1)
    º 1 x Audio port (Line-in, Line-out, Mic-in)
    INTERNAL I/O CONNECTORS & HEADERSº 1 x 24-pin ATX Power Supply connector
    º 1 x 4-pin ATX 12V connector
    º 1 x FDD connector supports one 360K~2.88MB FDD
    º 2 x IDE connectors
    º 4 x Serial ATA connectors
    º 2 x USB 2.0 headers support additional 4 USB 2.0 Ports
    º 1 x Speaker header
    º 1 x SPDIF out header
    º 1 x Front panel switch/LED header
    º 1 x Front panel audio header
    º 1 x TV out header
    º CD in/ AUX in headers
    º CPUFAN/PWRFAN/SYSFAN connectors
    SYSTEM BIOSº Award BIOS with 4Mb Flash ROM
    º Supports Plug and Play 1.0A, APM 1.2, Multi Boot, DMI
    º Supports ACPI revision 1.0 specification
    FORM FACTORº ATX Size, 305mm*244mm

    • +

       BIOS(2)

    • +

       MANUAL(1)


    IMPORTANT NOTE:
    Please read the notes carefully before updating BIOS.
    1.Do not update the BIOS if the system is running fine. Unsuccessful BIOS flash may cause the system fails to boot up. The manufacturer is not responsible for any BIOS flash failure.
    2.Make sure your M/B PCB version number first, and then read the updated description & special note carefully to check if the new BIOS version patch pertain to your current problem.
    (How to recognize the M/B PCB version)
    3.Please DO NOT reboot system,unplug power supply and remove battery during BIOS update process.
    4.It is recommended to use the updated flash utility included in each BIOS download package.
    (How to use flash utility).
    OS ID NOProduct Line
    Windows XP Windows XP967474Motherboards

    Question
    What's the maximum shared memory of RS400-A? 


    Answer
    The maximum shared onboard memory size of RS400-A is 128MB.



    * means validated by ECS at time of writing. Changes to component or CPU may produce a different outcome. The result shown is for reference only and is subject to change w/o notification.

    SocketFamilyProcessorWattageFrequencyCacheSteppingSince BIOS
    LGA775Intel Pentium 4351N/A3.2 GHz256KBN/A1.1
    LGA775Intel Pentium 4355N/A3.33 GHz256KBN/A1.1
    LGA775Intel Pentium 4505N/A2.66 GHz1MBN/A1.1
    LGA775Intel Pentium 4506N/A2.66 GHz1MBN/A1.1
    LGA775Intel Pentium 4510N/A2.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4511N/A2.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4515N/A2.93 GHz1MBN/A1.1
    LGA775Intel Pentium 4516 (G1) (84W)N/A2.93 GHz1MBN/A1.1
    LGA775Intel Pentium 4519J (E1) (84W)N/A3.06 GHz1MBN/A1.1
    LGA775Intel Pentium 4519K (G1) (84W)N/A3.06 GHz1MBN/A1.1
    LGA775Intel Pentium 4520/520J N/A2.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4521N/A2.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4524N/A3.06 GHz1MBN/A1.1
    LGA775Intel Pentium 4530/530J N/A3.0 GHz1MBN/A1.1
    LGA775Intel Pentium 4531N/A3.0 GHz1MBN/A1.1
    LGA775Intel Pentium 4540/540J N/A3.2 GHz1MBN/A1.1
    LGA775Intel Pentium 4541N/A3.2 GHz1MBN/A1.1
    LGA775Intel Pentium 4550/550J N/A3.4 GHz1MBN/A1.1
    LGA775Intel Pentium 4551N/A3.4 GHz1MBN/A1.1
    LGA775Intel Pentium 4560/560J N/A3.6 GHz1MBN/A1.1
    LGA775Intel Pentium 4561N/A3.6 GHz1MBN/A1.1
    LGA775Intel Pentium 4570JN/A3.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4571N/A3.8 GHz1MBN/A1.1
    LGA775Intel Pentium 4630N/A3.0 GHz2MBN/A1.1
    LGA775Intel Pentium 4640N/A3.2 GHz2MBN/A1.1
    LGA775Intel Pentium 4650N/A3.4 GHz2MBN/A1.1
    LGA775Intel Pentium 4650 (R0) (84W)N/A3.40GHz2MBN/A1.1
    LGA775Intel Pentium 4660N/A3.6 GHz2MBN/A1.1
    LGA775Intel Pentium 4662N/A3.6 GHz2MBN/A1.1
    LGA775Intel Pentium 4670N/A3.8 GHz2MBN/A1.1
    LGA775Intel Pentium 4670 (R0) (115W)N/A3.80GHz2MBN/A1.1
    LGA775Intel Pentium 4672N/A3.8 GHz2MBN/A1.1
    LGA775Intel Celeron D325J N/A2.53 GHz256KBN/A1.1
    LGA775Intel Celeron D326N/A2.53 GHz256KBN/A1.1
    LGA775Intel Celeron D330J N/A2.66 GHz256KBN/A1.1
    LGA775Intel Celeron D331N/A2.66 GHz256KBN/A1.1
    LGA775Intel Celeron D335JN/A2.8 GHz256KBN/A1.1
    LGA775Intel Celeron D336N/A2.80 GHz256KBN/A1.1
    LGA775Intel Celeron D340JN/A2.93 GHz256KBN/A1.1
    LGA775Intel Celeron D341N/A2.93 GHz256KBN/A1.1
    LGA775Intel Celeron D345J N/A3.06 GHz256KBN/A1.1
    LGA775Intel Celeron D346N/A3.06 GHz256KBN/A1.1
    LGA775Intel Celeron D355N/A3.33 GHz256KBN/A1.1
    LGA775Intel Celeron D355 (G1) (84W)N/A3.33 GHz256KBN/A1.1
    Model: RS400-A
    PCB Version: V1.0
    Note:
    Awards

    Editor's choice
    PC Magazine


    commended
    Micromart


    Original design
    IXBT


    Best Performance
    Hard'n'Soft Magazine