Intel® 975X Express ChipsetTechnical Documents
Application notes
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AP-728 Intel® ICH Family Real Time Clock (RTC) Accuracy and Considerations under Test Conditions
This document describes Intel ICH Family Real Time Clock (RTC) signal quality analysis under test conditions.
File Type/Size: PDF 176KB
Datasheets
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Intel® 975X Express Chipset Datasheet - For the Intel® 82975X Memory Controller Hub (MCH)
The Intel® 975X Express chipset is designed for use with Intel® Pentium® 4 processor in the 90 nm process in the LGA775 Land Grid Array package, Intel® Pentium® D processor, and Intel® Pentium® processor Extreme Edition processor-based platforms. The chipset contains two components: Intel® 82975X MCH for the host bridge and ICH7 for the I/O subsystem. The MCH provides the interface to the processor, main memory, PCI Express*, and the ICH7.
File Type/Size: PDF 2730KB
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Intel® Pentium® 4 Processor 6xx◊ Sequence and Intel® Pentium® 4 Processor Extreme Edition Datasheet: On 90 nm Process in the 775-land LGA Package and supporting Intel® Extended Memory 64 Technology◊, and supporting Intel® Virtualization Technology◊
The Intel® 975X Express chipset is designed for use with Intel® Pentium® 4 processor in the 90 nm process in the LGA775 Land Grid Array package, Intel® Pentium® D processor, and Intel® Pentium® processor Extreme Edition processor-based platforms. The chipset contains two components: Intel® 82975X MCH for the host bridge and ICH7 for the I/O subsystem. The MCH provides the interface to the processor, main memory, PCI Express*, and the ICH7.
File Type/Size: PDF 2730KB
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Intel® I/O Controller Hub 7 (ICH7) Family Datasheet
This document is intended for Original Equipment Manufacturers and BIOS vendors creating Intel I/O Controller Hub 7 (ICH7) Family based products. This document is the datasheet for the following:Intel 82801GB ICH7 (ICH7), Intel 82801GR ICH7 RAID (ICH7R) and Intel 82801GBM ICH7 Mobile (ICH7-M).
File Type/Size: PDF 6758KB
Design guides
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Intel® 975X Express Chipset Thermal and Mechanical Design Guide - For the Intel® 82975X Memory Controller Hub (MCH)
The goals of this document are to: Outline the thermal and mechanical operating limits and specifications for the Intel® 82975X MCH. Describe a reference thermal solution that meets the specifications of the 82975X MCH. This document addresses thermal design and mechanical design specifications for the 82975X MCH component only. For thermal design information on other chipset components, refer to the respective component datasheet.
File Type/Size: PDF 621KB
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Intel® Pentium® 4 Processor on 90 nm Process in the 775-Land LGA Package Thermal and Mechanical Design Guidelines - Supporting Intel®Pentium® 4 Processor 5xx and 6xx Sequences in the 775-land LGA Package and Intel® Pentium® 4 Processor Extreme Edition in the 775-land LGA Package
The objective of thermal management is to ensure that the temperatures of all components in a system are maintained within their functional temperature range. Within this temperature range, a component, and in particular its electrical circuits, is expected to meet its specified performance. This document provides an understanding of thermal characteristics and discusses guidelines for meeting the thermal requirements imposed on single processor systems.
File Type/Size: PDF 5295KB
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Intel® I/O Controller Hub 7 (ICH7) Thermal Design Guide
The goal of this document is to provide an understanding of the operating limits of the Intel® 82801GB ICH7 and 82801GR ICH7R I/O Controller Hubs.
File Type/Size: PDF 415KB
Manuals
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Intel® I/O Controller Hub 7 (ICH7) / Intel® High Definition Audio / AC'97 Programmer's Reference Manual
The Intel® High Definition Audio controller resides in PCI Device 27, Function 0 on bus 0. This function contains a set of DMA engines that are used to move samples of digitally encoded data between system memory and external codecs.
File Type/Size: PDF 498KB
Packaging information
Specification updates
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Intel® 975X Express Chipset Specification Update - For the Intel® 82975X Memory Controller Hub (MCH)
This document is an update to the specifications contained in the documents listed in the Intel 975X® Express Chipset Datasheet. It is a compilation of device and document errata and specification clarifications and changes. It is intended for hardware system manufacturers and for software developers of applications, operating system, and tools.
File Type/Size: PDF 98KB
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Intel® Pentium® 4 Processor on 90nm Process Specification Update
This document is intended for hardware system manufacturers and software developers of applications, operating systems, or tools. It contains specification changes, S-specs, errata, specification clarifications, and documentation changes. The Pentium 4 processor may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request.
File Type/Size: PDF 636KB
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Intel I/O Controller Hub 7 (ICH7) Specification Update
This document is an update to the specifications contained in the Intel® I/O Controller Hub 7 (ICH7) Family Datasheet. This document is a compilation of device and documentation errata, specification clarifications and changes. It is intended for hardware system manufacturers and software developers of applications, operating systems, or tools.
File Type/Size: PDF 299KB
White papers
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New Device Enumeration for Intel® UMA White Paper
This document describes the changes that have occurred in the 14.X baseline for Intel's graphics driver concerning enumeration in the Microsoft Windows* Device Manager. The first change involves showing two of each display device under the Device Manager Monitors section. The second introduces a new virtual monitor as part of the Dual Display Clone behavior starting in the Intel® Graphics Media Accelerator Driver Production Version 14.11.0.4277.
File Type/Size: PDF 94KB
- Product and Performance Data
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◊1 Intel® Virtualization Technology (Intel® VT), Intel® Trusted Execution Technology (Intel® TXT), and Intel® 64 architecture require a computer system with a processor, chipset, BIOS, enabling software and/or operating system, device drivers and applications designed for these features. Performance will vary depending on your configuration. Contact your vendor for more information.
◊2 Intel® EM64T requires a computer system with a processor, chipset, BIOS, operating system, device drivers and applications enabled for Intel EM64T. Processor will not operate (including 32-bit operation) without an Intel EM64T-enabled BIOS. Performance will vary depending on your hardware and software configurations. Intel EM64T-enabled OS, BIOS, device drivers and applications may not be available. See www.intel.com/technology/intel64/ for more information including details on which processors support Intel EM64T or consult with your system vendor for more information.