® Intel I/O Controller Hub 9 (ICH9) Family Specification Update

® — For the Intel 82801IB ICH9, 82801IR ICH9R, 82801IH ICH9DH, 82801IO ICH9DO, 82801IBM ICH9M, 82801IEM ICH9M-E, and ICH9M- SFF I/O Controller Hubs May 2012 ® Notice: The Intel I/O Controller Hub 9 (ICH9) 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. Order Number: 316973-025 Legal Lines and Disclaimers INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL'S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, life sustaining, critical control or safety systems, or in nuclear facility applications. Intel may make changes to specifications and product descriptions at any time, without notice. Designers must not rely on the absence or characteristics of any features or instructions marked “reserved” or “undefined.” Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them. ® The Intel I/O Controller Hub 9 (ICH9) Family chipset components 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. Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order. 2 2 I C is a two-wire communications bus/protocol developed by Philips. SMBus is a subset of the I C bus/protocol and was developed by Intel. 2 Implementations of the I C bus/protocol may require licenses from various entities, including Philips Electronics N.V. and North American Philips Corporation. ® ® Intel Active Management Technology requires the platform to have an Intel AMT-enabled chipset, network hardware and software, connection with a power source and a network connection. 64-bit computing on Intel architecture requires a computer system with a processor, chipset, BIOS, operating system, device drivers and applications ® enabled for Intel 64 architecture. Processors will not operate (including 32-bit operation) without an Intel 64 architecture-enabled BIOS. Performance will vary depending on your hardware and software configurations. Consult with your system vendor for more information. ® No computer system can provide absolute security under all conditions. Intel Trusted Execution Technology is a security technology under development ® by Intel and requires for operation a computer system with Intel Virtualization Technology, a Intel Trusted Execution Technology-enabled Intel processor, chipset, BIOS, Authenticated Code Modules, and an Intel or other Intel Trusted Execution Technology compatible measured virtual machine monitor. In addition, Intel Trusted Execution Technology requires the system to contain a TPMv1.2 as defined by the Trusted Computing Group and specific software for some uses. ® ® Intel Virtualization Technology requires a computer system with an enabled Intel processor, BIOS, virtual machine monitor (VMM) and, for some uses, certain platform software enabled for it. Functionality, performance or