User Manual
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... this guide viii M4A785-M specifications summary x Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.3.1 Product highlights 1-1 1.3.2 Innovative ASUS features 1-3 1.4 Before you proceed 1-5 1.5 Motherboard overview 1-6 1.5.1 Placement direction 1-6 1.5.2 Screw holes 1-6 1.5.3 Motherboard layout 1-7 1.5.4 Layout contents 1-7 1.6 Central Processing Unit (CPU 1-8 1.6.1 Installing the CPU 1-8 1.6.2 Installing the heatsink and fan 1-10 1.7 System memory 1-11 1.7.1 Overview 1-11 1.7.2 Memory configurations 1-12 1.7.3 Installing...
... this guide viii M4A785-M specifications summary x Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.3.1 Product highlights 1-1 1.3.2 Innovative ASUS features 1-3 1.4 Before you proceed 1-5 1.5 Motherboard overview 1-6 1.5.1 Placement direction 1-6 1.5.2 Screw holes 1-6 1.5.3 Motherboard layout 1-7 1.5.4 Layout contents 1-7 1.6 Central Processing Unit (CPU 1-8 1.6.1 Installing the CPU 1-8 1.6.2 Installing the heatsink and fan 1-10 1.7 System memory 1-11 1.7.1 Overview 1-11 1.7.2 Memory configurations 1-12 1.7.3 Installing...
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... 1 x PCIe x1 slot 2 x PCI 2.2 slots (continued on CPU type) * Refer to www.asus.com for the AMD® CPU support list. RGB & DVI - M4A785-M specifications summary CPU Chipset Front Side Bus Memory Graphics Expansion slots AMD® Phenom™ II / Athlon™ II / Phenom™ / Athlon...Windows® Vista only) Supports Microsoft® DirectX 10.1, OpenGL 2.0, Shader Model 4.1, Hardware Decode Acceleration for the latest Memory QVL (Qualified Vendors List). ***** When you are using a Windows® 32-bit operating system. Integrated ATI Radeon™ HD 4200 GPU...
... 1 x PCIe x1 slot 2 x PCI 2.2 slots (continued on CPU type) * Refer to www.asus.com for the AMD® CPU support list. RGB & DVI - M4A785-M specifications summary CPU Chipset Front Side Bus Memory Graphics Expansion slots AMD® Phenom™ II / Athlon™ II / Phenom™ / Athlon...Windows® Vista only) Supports Microsoft® DirectX 10.1, OpenGL 2.0, Shader Model 4.1, Hardware Decode Acceleration for the latest Memory QVL (Qualified Vendors List). ***** When you are using a Windows® 32-bit operating system. Integrated ATI Radeon™ HD 4200 GPU...
User Manual
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... 1066 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus. Thank you start installing the motherboard, and hardware devices on it another standout in the new 45nm manufacturing process. ASUS M4A785-M 1-1 Chapter 1 Product introduction 1.1 Welcome! Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4A785-M motherboard 2 x Serial...
... 1066 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus. Thank you start installing the motherboard, and hardware devices on it another standout in the new 45nm manufacturing process. ASUS M4A785-M 1-1 Chapter 1 Product introduction 1.1 Welcome! Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4A785-M motherboard 2 x Serial...
User Manual
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...S/PDIF_OUT (SONYPHILIPS Digital Interface) jacks. S/PDIF digital sound ready This motherboard provides convenient connectivity to increase memory computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications. HyperTransport™ 3.0 support HyperTransport™ 3.0 technology provides ...; X2 / Athlon™ / Sempron™ processors (socket AM2+/AM2) This motherboard supports AMD® Socket AM2+ multi-core processors. It features dual-channel DDR2 1066 memory support, data transfer rate up to analog format and keeps the best signal quality....
...S/PDIF_OUT (SONYPHILIPS Digital Interface) jacks. S/PDIF digital sound ready This motherboard provides convenient connectivity to increase memory computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications. HyperTransport™ 3.0 support HyperTransport™ 3.0 technology provides ...; X2 / Athlon™ / Sempron™ processors (socket AM2+/AM2) This motherboard supports AMD® Socket AM2+ multi-core processors. It features dual-channel DDR2 1066 memory support, data transfer rate up to analog format and keeps the best signal quality....
User Manual
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...footprint compared to connect the CPU fan connector! DDR2 DIMMs are notched differently to prevent installation on the motherboard labeled CPU_FAN. When the fan and heatsink assembly is in place. The figure illustrates the location of the...to secure the heatsink and fan to plug this connector. 1.7 System memory 1.7.1 Overview The motherboard comes with four Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. Hardware monitoring errors can occur if you cannot ...Channel Channel A Channel B Sockets DIMM_A1 and DIMM_A2 DIMM_B1 and DIMM_B2 ASUS M4A785-M 1-11
...footprint compared to connect the CPU fan connector! DDR2 DIMMs are notched differently to prevent installation on the motherboard labeled CPU_FAN. When the fan and heatsink assembly is in place. The figure illustrates the location of the...to secure the heatsink and fan to plug this connector. 1.7 System memory 1.7.1 Overview The motherboard comes with four Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. Hardware monitoring errors can occur if you cannot ...Channel Channel A Channel B Sockets DIMM_A1 and DIMM_A2 DIMM_B1 and DIMM_B2 ASUS M4A785-M 1-11
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For effective use of 256 megabits (Mb) chips or less. Install a maximum of 3GB system memory if you install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. AD21066E002GU 78.0AG9S.9K4 78.AAGAL.9KZ CM2X1024-8500C5 ... mapped for the dual-channel configuration. Use a 64-bit Windows® OS if you want to the memory address limitation on the next page) 1-12 Chapter 1: Product introduction M4A785-M Motherboard Qualified Vendors Lists (QVL) DDR2-1200(O.C.)MHz capability Size Vendor Part No. 2048MB(Kit of 2) Kingston KHX96002K2...
For effective use of 256 megabits (Mb) chips or less. Install a maximum of 3GB system memory if you install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. AD21066E002GU 78.0AG9S.9K4 78.AAGAL.9KZ CM2X1024-8500C5 ... mapped for the dual-channel configuration. Use a 64-bit Windows® OS if you want to the memory address limitation on the next page) 1-12 Chapter 1: Product introduction M4A785-M Motherboard Qualified Vendors Lists (QVL) DDR2-1200(O.C.)MHz capability Size Vendor Part No. 2048MB(Kit of 2) Kingston KHX96002K2...
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Visit the ASUS website at www.asus.com for the latest QVL. 1-16 Chapter 1: Product introduction DDR2-667MHz capability Size 1024MB 512MB 1024MB 1024MB 2048MB 2048MB 1024MB 512MB 1024MB 1024MB 2048MB 4096MB ...;• •• • •• SS: Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into any slot as single-channel memory configuration. • B*: Supports one pair of modules inserted into either the blue slots or the black slots as one pair of dual-channel...
Visit the ASUS website at www.asus.com for the latest QVL. 1-16 Chapter 1: Product introduction DDR2-667MHz capability Size 1024MB 512MB 1024MB 1024MB 2048MB 2048MB 1024MB 512MB 1024MB 1024MB 2048MB 4096MB ...;• •• • •• SS: Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into any slot as single-channel memory configuration. • B*: Supports one pair of modules inserted into either the blue slots or the black slots as one pair of dual-channel...
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...cord. 2. For system failure due to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. ASUS M4A785-M 1-19 Clear RTC RAM (CLRTC) This jumper allows you to overclocking, use the CPU Parameter Recall (C.P.R) feature. Hold down and reboot the system ...so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Except when clearing the RTC RAM, never remove the cap...
...cord. 2. For system failure due to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. ASUS M4A785-M 1-19 Clear RTC RAM (CLRTC) This jumper allows you to overclocking, use the CPU Parameter Recall (C.P.R) feature. Hold down and reboot the system ...so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Except when clearing the RTC RAM, never remove the cap...
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... CPU type. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the Advanced menu items. Incorrect field values can cause the system to achieve desired CPU internal frequency. Select Screen Select Item +- Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] ASUS M4A785-M 2-9 The BIOS...
... CPU type. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the Advanced menu items. Incorrect field values can cause the system to achieve desired CPU internal frequency. Select Screen Select Item +- Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] ASUS M4A785-M 2-9 The BIOS...
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...only when you set the DRAM Timing Mode item to [Manual]. Configuration options: [Min.=1.20000V] [Max.=1.38000V] Memory Clock Mode [Auto] Sets the memory clock mode. Memclock Value [400MHz] Selects the DRAM frequency programming method. Configuration options: [200MHz] [266MHz] [333MHz... CLK] [3 CLK] tWRWR [Auto] Configuration options: [Auto] [1 CLK] [2 CLK] [3 CLK] [4 CLK] ASUS M4A785-M 2-11 Configuration options: [Auto] [DCT 0] [DCT 1] [Both] The following item only appears when you set Memory Clock Mode to [DCT 0], [DCT 1] or [Both]. HT Over Voltage [Auto] Sets the CPU over voltage....
...only when you set the DRAM Timing Mode item to [Manual]. Configuration options: [Min.=1.20000V] [Max.=1.38000V] Memory Clock Mode [Auto] Sets the memory clock mode. Memclock Value [400MHz] Selects the DRAM frequency programming method. Configuration options: [200MHz] [266MHz] [333MHz... CLK] [3 CLK] tWRWR [Auto] Configuration options: [Auto] [1 CLK] [2 CLK] [3 CLK] [4 CLK] ASUS M4A785-M 2-11 Configuration options: [Auto] [DCT 0] [DCT 1] [Both] The following item only appears when you set Memory Clock Mode to [DCT 0], [DCT 1] or [Both]. HT Over Voltage [Auto] Sets the CPU over voltage....
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... this item is enhanced. tRDRD [Auto] Configuration options: [Auto] [3 CLK] [4 CLK] [5 CLK] tRFC0/1/2/3 [Auto] Configuration options: [Auto] [75ns] [105ns] [127.5ns] [195ns] [327.5ns] Memory Over Voltage [Auto] Sets the memory over voltage. Configuration options: [Disabled] [Enabled] Microcode Updation [Enabled] Enables or disables Microcode Updation. Use the / keys to adjust the value.
... this item is enhanced. tRDRD [Auto] Configuration options: [Auto] [3 CLK] [4 CLK] [5 CLK] tRFC0/1/2/3 [Auto] Configuration options: [Auto] [75ns] [105ns] [127.5ns] [195ns] [327.5ns] Memory Over Voltage [Auto] Sets the memory over voltage. Configuration options: [Disabled] [Enabled] Microcode Updation [Enabled] Enables or disables Microcode Updation. Use the / keys to adjust the value.
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... DIMMs [Disabled] Enables unused Clocks to set the primary video controller. Configuration options: [Disabled] [Enabled] Memory Hole Remapping [Enabled] Enables or disables memory remapping around memory hole. Configuration options: [GFX0-GPP-IGFX-PCI] [GPP-GFX0-IGFX-PCI] [PCI-GFX0-GPP-IGFX]... video controller on a PCI slot UMA Frame Buffer Size [Auto] Configuration options: [Auto] [32MB] [64MB] [128MB] [256MB] [512MB] ASUS M4A785-M 2-13 Configuration options: [Disabled] [Enabled] DCT Unganged Mode [Always] Enables or disables the unganged DRAM mode (64-bit width). Configuration options:...
... DIMMs [Disabled] Enables unused Clocks to set the primary video controller. Configuration options: [Disabled] [Enabled] Memory Hole Remapping [Enabled] Enables or disables memory remapping around memory hole. Configuration options: [GFX0-GPP-IGFX-PCI] [GPP-GFX0-IGFX-PCI] [PCI-GFX0-GPP-IGFX]... video controller on a PCI slot UMA Frame Buffer Size [Auto] Configuration options: [Auto] [32MB] [64MB] [128MB] [256MB] [512MB] ASUS M4A785-M 2-13 Configuration options: [Disabled] [Enabled] DCT Unganged Mode [Always] Enables or disables the unganged DRAM mode (64-bit width). Configuration options:...
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... USB support is detected, the item shows None. Setting this item is enabled. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CDROM] ASUS M4A785-M 2-15 Configuration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec] Emulation Type [Auto] Allows you to display the configuration options. Take caution...-related features. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices and setting the memory size block for Legacy USB storage devices including USB flash drives and USB hard drives. The Module Version and USB Devices Enabled...
... USB support is detected, the item shows None. Setting this item is enabled. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CDROM] ASUS M4A785-M 2-15 Configuration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec] Emulation Type [Auto] Allows you to display the configuration options. Take caution...-related features. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices and setting the memory size block for Legacy USB storage devices including USB flash drives and USB hard drives. The Module Version and USB Devices Enabled...