Intel X5472 Data Sheet - Page 13
State of Data, References - xeon quad core
UPC - 735858201551
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1.2 1.3 • VRM (Voltage Regulator Module) - DC-DC converter built onto a module that interfaces with a card edge socket and supplies the correct voltage and current to the processor based on the logic state of the processor VID bits. • EVRD (Enterprise Voltage Regulator Down) - DC-DC converter integrated onto the system board that provides the correct voltage and current to the processor based on the logic state of the processor VID bits. • VCC - The processor core power supply. • VSS - The processor ground. • VTT - FSB termination voltage. State of Data The data contained within this document is the most accurate information available by the publication date of this document. References Material and concepts available in the following documents may be beneficial when reading this document: Document AP-485, Intel® Processor Identification and the CPUID Instruction Intel® 64 and IA-32 Architectures Software Developer's Manual, Volume 1 Intel® 64 and IA-32 Architectures Software Developer's Manual, Volume 2A Intel® 64 and IA-32 Architectures Software Developer's Manual, Volume 2B Intel® 64 and IA-32 Architectures Software Developer's Manual, Volume 3A Intel® 64 and IA-32 Architectures Software Developer's Manual, Volume 3B Intel® 64 and IA-32 Intel® Architectures Optimization Reference Manual Intel® 64 and IA-32 Intel® Architectures Software Developer's Manual Documentation Changes Quad-Core Intel® Xeon® Processor 5400 Series Specification Update Document Number1 241618 253665 253666 253667 253668 253669 248966 252046 318585 Voltage Regulator Module (VRM) and Enterprise Voltage Regulator-Down (EVRD) 11.0 Design Guidelines Quad-Core Intel® Xeon® Processor 5400 Series Thermal/Mechanical Design Guidelines (TMDG) LGA771 Socket Mechanical Design Guide 315889 318611 313871 Quad-Core Intel® Xeon® Processor 5400 Series Boundary Scan Descriptive Language (BSDL) Model 318587 Notes 2 2 2 2 2 2 1 2 2 Notes: 1. Contact your Intel representative for the latest revision of these documents 2. Document is available publicly at http://developer.intel.com. § 13