Product Specification
Page 5
...Summary 12 1.3.2 Manufacturing Options 13 1.3.3 Board Layouts 14 1.3.4 Block Diagram 18 1.4 Online Support ...19 1.5 Processor ...19 1.6 System Memory ...20 1.6.1 Memory Configurations 22 1.7 Intel® 915G Chipset ...26 1.7.1 Intel 915G Graphics Subsystem 26 1.7.2 USB ...28 1.7.3 IDE Support 28 1.7.4 Real-Time Clock, CMOS SRAM, and...Keyboard and Mouse Interface 32 1.10 Audio Subsystem ...32 1.10.1 Audio Subsystem Software 33 1.10.2 Audio Connectors 33 1.10.3 Intel® High Definition Audio Subsystem 34 1.11 LAN Subsystem ...35 1.11.1 10/100 Mbits/sec LAN Subsystem 35 1.11.2 ...
...Summary 12 1.3.2 Manufacturing Options 13 1.3.3 Board Layouts 14 1.3.4 Block Diagram 18 1.4 Online Support ...19 1.5 Processor ...19 1.6 System Memory ...20 1.6.1 Memory Configurations 22 1.7 Intel® 915G Chipset ...26 1.7.1 Intel 915G Graphics Subsystem 26 1.7.2 USB ...28 1.7.3 IDE Support 28 1.7.4 Real-Time Clock, CMOS SRAM, and...Keyboard and Mouse Interface 32 1.10 Audio Subsystem ...32 1.10.1 Audio Subsystem Software 33 1.10.2 Audio Connectors 33 1.10.3 Intel® High Definition Audio Subsystem 34 1.11 LAN Subsystem ...35 1.11.1 10/100 Mbits/sec LAN Subsystem 35 1.11.2 ...
Product Specification
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...in Figure 1 15 5. S/PDIF Connector (Optional 70 23. Main Power Connector 72 32. Fan Connector Current Capability 82 41. Processor Heatsink for Components 85 42. D915GAV Board Components Shown in Figure 20 69 22. Effects of Board Differences 11 2. Back Panel Connectors ...PCI Interrupt Routing Map 62 19. Front Panel Connector 74 36. BIOS Setup Configuration Jumper Settings 77 39. Environmental Specifications 86 viii Intel Desktop Board D915GAV/D915GAG Technical Product Specification 27. I /O Map ...58 16. Summary of Pressing the Power Switch 42 11. Manufacturing...
...in Figure 1 15 5. S/PDIF Connector (Optional 70 23. Main Power Connector 72 32. Fan Connector Current Capability 82 41. Processor Heatsink for Components 85 42. D915GAV Board Components Shown in Figure 20 69 22. Effects of Board Differences 11 2. Back Panel Connectors ...PCI Interrupt Routing Map 62 19. Front Panel Connector 74 36. BIOS Setup Configuration Jumper Settings 77 39. Environmental Specifications 86 viii Intel Desktop Board D915GAV/D915GAG Technical Product Specification 27. I /O Map ...58 16. Summary of Pressing the Power Switch 42 11. Manufacturing...
Product Specification
Page 11
...Description What This Chapter Contains 1.1 PCI Bus Terminology Change 11 1.2 Board Differences ...11 1.3 Overview ...12 1.4 Online Support ...19 1.5 Processor ...19 1.6 System Memory ...20 1.7 Intel® 915G Chipset ...26 1.8 PCI Express Connectors 30 1.9 I/O Controller...31 1.10 Audio Subsystem ...32 1.11 LAN Subsystem ...35 1....Subsystem 38 1.13 Power Management ...41 1.14 Trusted Platform Module (Optional 48 1.1 PCI Bus Terminology Change Previous generations of Intel® Desktop Boards used an add-in card connector referred to as PCI. The 32-bit parallel bus previously referred ...
...Description What This Chapter Contains 1.1 PCI Bus Terminology Change 11 1.2 Board Differences ...11 1.3 Overview ...12 1.4 Online Support ...19 1.5 Processor ...19 1.6 System Memory ...20 1.7 Intel® 915G Chipset ...26 1.8 PCI Express Connectors 30 1.9 I/O Controller...31 1.10 Audio Subsystem ...32 1.11 LAN Subsystem ...35 1....Subsystem 38 1.13 Power Management ...41 1.14 Trusted Platform Module (Optional 48 1.1 PCI Bus Terminology Change Previous generations of Intel® Desktop Boards used an add-in card connector referred to as PCI. The 32-bit parallel bus previously referred ...
Product Specification
Page 12
... BIOS (resident in this document show only the Desktop Board D915GAV. Intel Desktop Board D915GAV/D915GAG Technical Product Specification NOTE Most of the Desktop Boards D915GAV and D915GAG. Table 2. Feature Summary Form Factor Processor • D915GAV: ATX (12.00 inches by 9.60 inches [304.80 millimeters by ... • D915GAG: microATX Form Factor (9.60 inches by 9.60 inches [243.84 millimeters by 243.84 millimeters]) Support for an Intel® Pentium® 4 processor in an LGA775 socket with an 800 or 533 MHz system bus Memory • Four DDR SDRAM Dual Inline Memory Module (DIMM) ...
... BIOS (resident in this document show only the Desktop Board D915GAV. Intel Desktop Board D915GAV/D915GAG Technical Product Specification NOTE Most of the Desktop Boards D915GAV and D915GAG. Table 2. Feature Summary Form Factor Processor • D915GAV: ATX (12.00 inches by 9.60 inches [304.80 millimeters by ... • D915GAG: microATX Form Factor (9.60 inches by 9.60 inches [243.84 millimeters by 243.84 millimeters]) Support for an Intel® Pentium® 4 processor in an LGA775 socket with an 800 or 533 MHz system bus Memory • Four DDR SDRAM Dual Inline Memory Module (DIMM) ...
Product Specification
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... Express x1 Slot 1 PCI Express x1 Slot 2 D915GAV only Parallel ATA IDE Connector Parallel ATA IDE Interface LGA775 Processor Socket System Bus (800/533 MHz) PCI Express x16 Interface PCI Express x16 Connector Intel 82915G Graphics and Memory Controller Hub (GMCH) VGA Port Channel A DIMMs (2) Display Interface Dual-Channel Memory Bus SMBus...
... Express x1 Slot 1 PCI Express x1 Slot 2 D915GAV only Parallel ATA IDE Connector Parallel ATA IDE Interface LGA775 Processor Socket System Bus (800/533 MHz) PCI Express x16 Interface PCI Express x16 Connector Intel 82915G Graphics and Memory Controller Hub (GMCH) VGA Port Channel A DIMMs (2) Display Interface Dual-Channel Memory Bus SMBus...
Product Specification
Page 19
.../design/motherbd/ag/ag_available.htm http://www.intel.com/design/litcentr http://developer.intel.com/design/chipsets/datashts http://intel.com/design/motherbd/gen_indx.htm http://www.intel.com/design/motherbd http://www.intel.com/design/motherbd 1.5 Processor The boards are designed to support Intel Pentium 4 processors in an LGA775 processor socket with an 800 or 533 MHz system...
.../design/motherbd/ag/ag_available.htm http://www.intel.com/design/litcentr http://developer.intel.com/design/chipsets/datashts http://intel.com/design/motherbd/gen_indx.htm http://www.intel.com/design/motherbd http://www.intel.com/design/motherbd 1.5 Processor The boards are designed to support Intel Pentium 4 processors in an LGA775 processor socket with an 800 or 533 MHz system...
Product Specification
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... Serial Presence Detect • DDR 400 MHz and DDR 333 MHz SDRAM DIMMs Table 6 lists the supported system bus frequency and memory speed combinations. Intel Desktop Board D915GAV/D915GAG Technical Product Specification 1.6 System Memory The boards have four DIMM sockets and support the following memory features: • 2.5 V...following restriction: Double-sided DIMMS with DIMMs that support the Serial Presence Detect (SPD) data structure. DDR 400 DDR 333 (Note) The processor's system bus frequency must be impacted or the DIMMs may be ... 800 MHz 800 or 533 MHz Note: When using an 800 ...
... Serial Presence Detect • DDR 400 MHz and DDR 333 MHz SDRAM DIMMs Table 6 lists the supported system bus frequency and memory speed combinations. Intel Desktop Board D915GAV/D915GAG Technical Product Specification 1.6 System Memory The boards have four DIMM sockets and support the following memory features: • 2.5 V...following restriction: Double-sided DIMMS with DIMMs that support the Serial Presence Detect (SPD) data structure. DDR 400 DDR 333 (Note) The processor's system bus frequency must be impacted or the DIMMs may be ... 800 MHz 800 or 533 MHz Note: When using an 800 ...
Product Specification
Page 28
...meets the requirements for all ports. The Parallel ATA IDE interface supports the following modes: • Programmed I/O (PIO): processor controls data transfer. • 8237-style DMA: DMA offloads the processor, supporting transfer rates of up to 16 MB/sec. • Ultra DMA: DMA protocol on IDE bus supporting host ...and target throttling and transfer rates of up to 66 MB/sec. ATA-66 protocol is similar to 88 MB/sec. 28 Intel Desktop Board D915GAV/...
...meets the requirements for all ports. The Parallel ATA IDE interface supports the following modes: • Programmed I/O (PIO): processor controls data transfer. • 8237-style DMA: DMA offloads the processor, supporting transfer rates of up to 16 MB/sec. • Ultra DMA: DMA protocol on IDE bus supporting host ...and target throttling and transfer rates of up to 66 MB/sec. ATA-66 protocol is similar to 88 MB/sec. 28 Intel Desktop Board D915GAV/...
Product Specification
Page 37
... the RJ-45 LAN connector (as shown in PCI Conventional bus slot 2: • Monitoring of system firmware progress events, including: ⎯ BIOS present ⎯ Primary processor initialization ⎯ Memory initialization ⎯ Video initialization ⎯ PCI resource configuration ⎯ Hard-disk initialization ⎯ User authentication ⎯ Starting operating system boot process •...
... the RJ-45 LAN connector (as shown in PCI Conventional bus slot 2: • Monitoring of system firmware progress events, including: ⎯ BIOS present ⎯ Primary processor initialization ⎯ Memory initialization ⎯ Video initialization ⎯ PCI resource configuration ⎯ Hard-disk initialization ⎯ User authentication ⎯ Starting operating system boot process •...
Product Specification
Page 38
... monitoring and fan control ASIC include: • Internal ambient temperature sensor • Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing • Power supply monitoring of the fan connectors and sensors for thermal monitoring on the D915GAG board Refer... Management Subsystem The hardware management features enable the Desktop Boards to Figure 14, page 39 Figure 15, page 40 38 Intel Desktop Board D915GAV/D915GAG Technical Product Specification 1.11.4 LAN Subsystem Software LAN software and drivers are available from...
... monitoring and fan control ASIC include: • Internal ambient temperature sensor • Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing • Power supply monitoring of the fan connectors and sensors for thermal monitoring on the D915GAG board Refer... Management Subsystem The hardware management features enable the Desktop Boards to Figure 14, page 39 Figure 15, page 40 38 Intel Desktop Board D915GAV/D915GAG Technical Product Specification 1.11.4 LAN Subsystem Software LAN software and drivers are available from...
Product Specification
Page 39
Thermal Monitoring for the D915GAV board. 13 3 1 A CB 4 1 D 13 1 3 Item A B C D E F G H HG F E OM16669 Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware monitoring and fan control ASIC Processor fan Rear chassis fan 1 Front chassis fan ATX fan (optional) Rear chassis fan 2 Figure 14. Product Description 1.12.2 Thermal Monitoring Figure 14 shows the location of the sensors and fan connectors for D915GAV Board 39
Thermal Monitoring for the D915GAV board. 13 3 1 A CB 4 1 D 13 1 3 Item A B C D E F G H HG F E OM16669 Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware monitoring and fan control ASIC Processor fan Rear chassis fan 1 Front chassis fan ATX fan (optional) Rear chassis fan 2 Figure 14. Product Description 1.12.2 Thermal Monitoring Figure 14 shows the location of the sensors and fan connectors for D915GAV Board 39
Product Specification
Page 40
Thermal Monitoring for the D915GAG board. 3 1 A CB 4 1 D 1 3 Item A B C D E F F E OM16659 Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware monitoring and fan control ASIC Processor fan Rear chassis fan Front chassis fan Figure 15. Intel Desktop Board D915GAV/D915GAG Technical Product Specification Figure 15 shows the location of the sensors and fan connectors for D915GAG Board 40
Thermal Monitoring for the D915GAG board. 3 1 A CB 4 1 D 1 3 Item A B C D E F F E OM16659 Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware monitoring and fan control ASIC Processor fan Rear chassis fan Front chassis fan Figure 15. Intel Desktop Board D915GAV/D915GAG Technical Product Specification Figure 15 shows the location of the sensors and fan connectors for D915GAG Board 40
Product Specification
Page 43
... specification specific. no power except for wake-up logic. Service can be performed safely. Power States and Targeted System Power Global States G0 - working Processor States C0 - Processor stopped C1 - sleeping state G1 - mechanical off . Context saved to RAM. Cold boot is disconnected from the computer. No power to disk. No power...
... specification specific. no power except for wake-up logic. Service can be performed safely. Power States and Targeted System Power Global States G0 - working Processor States C0 - Processor stopped C1 - sleeping state G1 - mechanical off . Context saved to RAM. Cold boot is disconnected from the computer. No power to disk. No power...
Product Specification
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... Ring enables telephony devices to access the computer when it was in before power was interrupted (on the D915GAG board The signal names of the processor fan connector The signal names of the chassis fan connectors Refer to Figure 19, page 66 Figure 20, page 68 Figure 14, page 39 Figure...
... Ring enables telephony devices to access the computer when it was in before power was interrupted (on the D915GAG board The signal names of the processor fan connector The signal names of the chassis fan connectors Refer to Figure 19, page 66 Figure 20, page 68 Figure 14, page 39 Figure...
Product Specification
Page 71
... Drive Activity LED Connector (Optional) Pin Signal Name 1 SCSI_ACT# 2 No connect Table 28. Table 30. Chassis Fan Connectors Pin Signal Name 1 Control 2 +12 V 3 Tach 71 Processor Fan Connector Pin Signal Name 1 Ground 2 +12 V 3 FAN_TACH 4 FAN_CONTROL 2.8.2.1 Chassis Fan Connectors The D915GAV board has three standard and one optional chassis fan connectors: •...
... Drive Activity LED Connector (Optional) Pin Signal Name 1 SCSI_ACT# 2 No connect Table 28. Table 30. Chassis Fan Connectors Pin Signal Name 1 Control 2 +12 V 3 Tach 71 Processor Fan Connector Pin Signal Name 1 Ground 2 +12 V 3 FAN_TACH 4 FAN_CONTROL 2.8.2.1 Chassis Fan Connectors The D915GAV board has three standard and one optional chassis fan connectors: •...
Product Specification
Page 72
... -12 V 15 Ground 16 PS-ON# (power supply remote on Intel Desktop boards. a 2 x 12 connector. The board supports the use of power delivery is to use two connectors to provide power to the processor voltage regulator and must always be unconnected. 72 Intel Desktop Board D915GAV/D915GAG Technical Product Specification 2.8.2.2 Power Supply Connectors...
... -12 V 15 Ground 16 PS-ON# (power supply remote on Intel Desktop boards. a 2 x 12 connector. The board supports the use of power delivery is to use two connectors to provide power to the processor voltage regulator and must always be unconnected. 72 Intel Desktop Board D915GAV/D915GAG Technical Product Specification 2.8.2.2 Power Supply Connectors...
Product Specification
Page 77
... off the power and unplug the power cord from the computer before changing a jumper setting. When the jumper is powered-up, the BIOS compares the processor version and the microcode version in the same location on . The 3 maintenance menu is required. 77 Technical Reference 2.9 Jumper Block CAUTION Do not move the...
... off the power and unplug the power cord from the computer before changing a jumper setting. When the jumper is powered-up, the BIOS compares the processor version and the microcode version in the same location on . The 3 maintenance menu is required. 77 Technical Reference 2.9 Jumper Block CAUTION Do not move the...
Product Specification
Page 81
...(all six expansion slots and the PCI Express x16 slot filled) must not exceed 8 A. 81 These calculations are not based on specific processor values or memory configurations but are designed to provide 2 A (average) of all three expansion slots and the PCI Express x16 slot filled...00 A +5 V 10.00 A 14.00 A DC Current at the system level is dependent on the system's usage model and not necessarily tied to a particular processor speed. Minimum values assume a light load placed on the board that is similar to a heavy gaming environment with no applications running and no USB current...
...(all six expansion slots and the PCI Express x16 slot filled) must not exceed 8 A. 81 These calculations are not based on specific processor values or memory configurations but are designed to provide 2 A (average) of all three expansion slots and the PCI Express x16 slot filled...00 A +5 V 10.00 A 14.00 A DC Current at the system level is dependent on the system's usage model and not necessarily tied to a particular processor speed. Minimum values assume a light load placed on the board that is similar to a heavy gaming environment with no applications running and no USB current...
Product Specification
Page 82
... total amount of standby current required depends on the D915GAV board. Intel Desktop Board D915GAV/D915GAG Technical Product Specification 2.11.3 Fan Connector Current Capability CAUTION The processor fan must be connected to the processor fan connector, not to a chassis fan connector. Connecting the processor fan to a chassis fan connector may result in onboard component...
... total amount of standby current required depends on the D915GAV board. Intel Desktop Board D915GAV/D915GAG Technical Product Specification 2.11.3 Fan Connector Current Capability CAUTION The processor fan must be connected to the processor fan connector, not to a chassis fan connector. Connecting the processor fan to a chassis fan connector may result in onboard component...
Product Specification
Page 83
... of chassis that have been tested with Intel desktop boards please refer to the board. Failure to do so could cause components to maintain required airflow across the processor voltage regulator area. For a list of both the processor and/or voltage regulator or, in Figure... 28) to exceed their maximum case temperature and malfunction. Processor Heatsink for determining the adequacy of 38 oC at the processor fan inlet is a requirement. Use a processor heatsink that the ambient temperature does not exceed the board's maximum operating temperature. For...
... of chassis that have been tested with Intel desktop boards please refer to the board. Failure to do so could cause components to maintain required airflow across the processor voltage regulator area. For a list of both the processor and/or voltage regulator or, in Figure... 28) to exceed their maximum case temperature and malfunction. Processor Heatsink for determining the adequacy of 38 oC at the processor fan inlet is a requirement. Use a processor heatsink that the ambient temperature does not exceed the board's maximum operating temperature. For...