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ECS A785GM-M Motherboard Review




Socket AM3 socket for AMD Phenom™ II processors
High-performance HyperTransport 3.0 CPU Interface
Support transfer rate up to 5200 mega-transfers per second
AMD® 785G & AMD® SB710
North Bridge: AMD® 785G
South Bridge: AMD® SB710
HyperTransport BUS
HT 3.0
Integrated Graphics Processor
On Chip (AMD 785G-based with ATI™ Radeon HD4200 graphics )
Integrated DirectX10.1 graphics processor
Dual-channel DDR3 memory architecture
4 x 240-pin DDR3 DIMM socket support up to 32GB*
Support DDR3 1333/1066/800 SDRAM
*(Due to the DRAM maximum size is 4GB at present, the memory maximum size we have tested is 16GB
Expansion Slots
1 x PCI Express x16 slot
2 x PCI Express x1 slots
1 x PCI slot
Support by AMD® SB710
2 x Ultra DMA 100/66/33 devices
6 x Serial ATA 3.0Gb/s devices
RAID0, RAID1, RAID10 configuration
Support by JMicron® JMB362
2 x eSATAII 3.0Gb/s devices
Realtek ALC 888S supports 8-channel HD audio
Compliant with HD audio specification
Ethernet LAN
RealTek 8111DL Gigabit Fast Ethernet NIC
Rear I/O Panel
6 x USB ports
1 x Gigabit Ethernet Port
1 x 1394a port
2 x e-SATA ports
1 x Audio port (1x Line in, 4x Line out, 1x Optical SPDIF Out)
1 x VGA port
1 x DVI connector
1 x HDMI Port
Internal I/O Connectors and Headers
1 x 24-pin ATX Power Supply Connector & 8-pin 12V Connector
1 x 8-pin ATX 12V Power Connector
1 x CPU_FAN connector
1 x PWR_FAN connector
1 x SYS Fan header
1 x IDE connector
6 x Serial ATA 3Gb/s connectors
1 x 7S-LED Display
1 x Buzzer
1 x Front panel switch/LED header
1 x Front panel audio header
1X Power on LED (Green light)
1X Stand by LED (Red Light)
1 x SPDIF out header
1 x 1394a header
3 x USB 2.0 headers support additional 6 USB ports
1 x Power button/1 x Reset button
1 x Clear CMOS button
System BIOS
Supports Plug and Play, STR/STD, Hardware monitor, Multi Boot, DMI,HDCP
Supports ACPI 3.0 revision
Support ECS M.I.B II Utility
-CPU voltage adjustable
-Memory voltage adjustable
-NB Chipset Voltage Adjustable
-SB Chipset Voltage Adjustable
-HT Voltage Adjustable
-External Clock Adjustable
-Multiple Frequency Adjustable by CPU
ECS eJIFFY utility
-Instant access to the internet
-Leaves away from virus attacks under Windows
-An alternative interface when Windows crashes
-Just download the application & BIOS from ECS
Form Factor
Micro-ATX Size, 244mm*244mm



  • AMD Phenom II
    With the state-of-the-art technology, AMD’s next generation processor, AMD Phenom II, enables the power of platform solutions for gaming, multitasking, and digital entertainment with outstanding performance and energy efficiency
  • Socket AM3
    The latest socket AM3 supports AMD’s AM3 processors which have featured the integrated memory controller for DDR3 memory that provides much higher bandwidth to enhance the overall system performance.
  • Certified For Windows® 7
    Windows® 7 platform introduces a number of manageability improvements that can reduce total cost of ownership by helping to increase automation, improve user productivity, and provide flexible administrative control to meet compliance requirements. It is more user-friendly and has been optimized to consume less system resources with Windows® 7 as well. Furthermore, the VT technology is enhanced to support real-time multimedia application including video playback and 3D games.
  • Certified For Windows Vista
    The latest generation Microsoft O.S., delivers better personal productivity and digital entertainment on your PC through its improved reliability, security, and performance.
  • EuP Certified
    ECS Motherboards have been certified by EuP. EuP certification verifies that ECS motherboards comply with European Union stander to decrease the environmental effects and promote sustainable environment. Save energy and keep healthy environment by choosing ECS motherboards.
  • Black Series
    ECS Black Series stand for amazing power and astonishing quality product with best price/performance ratio. Targeting performance segment, ECS Black Series embrace unprecedented innovative technologies to offer phenomenal over clocking ability and features plenty of exclusive powerful technologies to accomplish enthusiasts and gamers desire.
  • eJIFFY
    ECS eJIFFY is a Linux based interface for a fast boot application which is compressed in a CD to install on the hard drive.Within 8 seconds after the computer boots up, eJIFFY is ready to provide users the total enjoyment for web browsing, photo reviewing and on-line chat. Instead of waiting for the regular OS to start up, eJIFFY serves a convenient center to have quick fun or a glance at the hot news in today’s fast pace world where nothing can be too quick.
  • HT3.0
    The highly scalable Hyper Transport 3.0 is capable to provide incredible bandwidth of the system bus up to 20.8GB/s which would dramatically elevate the efficiency of computing performance.
  • Dual DDR3 1333
    Doubles the bandwidth of your system memory up to 21.0GB/s and pumps up the system performance at lower power.
  • eSATA
    The signal quality and the Max cable length is 2x longer than the conventional one. It also supports external HDD hot plug and keyed connector end for fool-proof.
  • RAID 0, 1, 10
    Supports RAID 0(Striped disk array), RAID 1(Mirroring disk array), RAID 10 (A Stripe of Mirrors). Provides users the performance and protection.
  • ATA133
    Supports Ultra DMA 33/66/100/133 IDE devices, data transfer rate up to 133MB/s.
  • Gigabit LAN
    Delivers transfer speed ten times faster than conventional 10/ 100 Ethernet connections, supporting a high transfer rate up to Gigabit/s. Gigabit LAN is the networking standards for the future and is ideal for handing large amount of data such as video, audio, and voice.
  • ROHS
    Choose an environment-friendly, fully RoHS-compliant ECS product as the foundation for keeping harmful substances out of our ecosystem.
  • 8 Channel High Definition Audio
    Integrated 8-channel HD Audio CODEC delivering advanced multi-channel audio and bringing you the experience of home theater-quality sound.
  • HDMI
    The interface supports existing high-definition video formats(720p, 1080i, and even 1080p), plus multi-channel digital audio on a single cable. Combination with HDCP, provides a secure audio/video interface that meets the security requirements of content providers and systems operators.
  • DVI Output
    A video interface standard designed to maximize the visual quality of digital display devices such as flat panel LCD computer displays and digital projectors. DVI transmits a digital signal from a digital location in the graphics card to a digital location on the display screen. So you get the full clarity and stability of liquid crystal technology — with sharp, clear pixels.
  • SPDIF Out
    S/PDIF (Sony/Philips Digital Interface) is a convenient connectivity and standard audio transfer format. It allows the transfer of audio from one file to another without the conversion to and from an analog format, and keeps the optical connector the best.
  • Ultra I/O Rear Panel
    One eSATA port provides almost over 2 times transferring speed than USB 2.0 high-speed port. 6 USB 2.0 high-speed ports on rear panel makes users more convenient to connect more PC peripherals.
  • HDCP
    A specification developed by Intel Corporation to protect digital entertainment content across the DVI/HDMI interface. HDCP encrypts transmission of digital content between HDCP-compliant devices that it allows users to enjoy HD content through HDCP-compliant playback software.
    The exceptionally increased interconnect bit rate from 2.5GT/s up to 5.0GT/s would effectively eliminates the bottle neck of the system performance and brings the most terrific computing experience from the present to the future.
  • Over-Clocking
    Maximizes your system performance by selecting from these overclocking options:
    (1) Flexible voltage adjustments
    (2) Adjustable ratio and Freq
  • M.I.B II
    ECS’s exclusive BIOS tweaking utility, M.I.B. II (Motherboard Intelligent BIOS II), which has gathered all options of overclocking in a single page, provides higher voltage capability for helping users to achieve better overclocking results.
  • AMD Overdrive
    The AMD OverDrive™ utility provides advanced system monitoring and amazing overclocking control options which allow users to directly tune the system performance in real-time under windows operation system.
  • All Solid Capacitors
    ECS’s All-Solid-Capacitors design brings the great benefit of better durability to users. Better conductivity and heat resistance can be expected as well thus the system stability can be assured under critical conditions.
  • Supports 140W CPU
    Mainbords support 140W CPU processors
  • ATI Hybrid Graphics Technology
    To provide better gaming performance than a single graphics card, the innovative design of ATIª Hybrid Graphics Technology is capable to bring additional performance increase up to 1.75X by enabling the power of both integrated graphics core and the add-on graphics card simultaneously.

  1. Introduction & Closer Look
  2. Closer Look: The Motherboard
  3. Closer Look: Drivers & Programs
  4. Closer Look: The BIOS
  5. Closer Look: The BIOS (Continued)
  6. Specifications & Features
  7. Testing: Setup & Overclocking
  8. Testing: Apophysis, WinRAR
  9. Testing: Office 2007, POV Ray 3.7, PcMark Vantage
  10. Testing: Sandra 2009 Professional
  11. Testing: ScienceMark, CineBench 10, HD Tune
  12. Testing: Far Cry 2
  13. Testing: Crysis Warhead
  14. Testing: BioShock
  15. Testing: Call of Duty: World at War
  16. Testing: Dead Space
  17. Testing: Fallout 3
  18. Testing: Left 4 Dead
  19. Testing: 3DMark06 Professional
  20. Testing: 3DMark Vantage Professional
  21. Conclusion
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