Intel® Server Board SE7505VB2 Technical Product Specification Intel part number C32194-002 Revision 1.2 April 2004 Enterprise Platforms and Services Marketing Revision History Intel® Server Board SE7505VB2 Revision History Date Revision Number Modifications January 2003 1.0 Initial Release Added memory cooling duct information, added section on BIOS event March 2003 1.1 log, incorporated Technology Leadership terminology, and corrected miscellaneous minor technical details. April 2004 1.2 New graphics for Mechanical Changes. ii Revision 1.2 Intel part number C32194-002 Intel® Server Board SE7505VB2 Disclaimers 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, or life sustaining 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 SE7505VB2 server system may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are available on request. Intel and Xeon are trademarks or registered trademarks of Intel Corporation. *Other brands and names may be claimed as the property of others. Copyright © Intel Corporation 2003. Revision 1.2 iii Intel part number C32194-002 Table of Contents Intel® Server Board SE7505VB2 Table of Contents 1. Introduction ........................................................................................................................ 13 2. SE7505VB2 Server Board Overview ................................................................................. 14 2.1 Intel® Server Board SE7505VB2 Feature Set................................................................ 14 3. Functional Architecture ..................................................................................................... 16 3.1 Processor and Memory Subsystem............................................................................... 16 3.1.1 Processor Support ................................................................................................... 16 3.1.2 Memory Subsystem ................................................................................................. 17 3.2 The Intel® E7505 Chipset............................................................................................... 21 3.2.1 MCH Memory Architecture Overview....................................................................... 22 3.2.2 Memory Controller Hub (MCH) ................................................................................ 23 3.2.3 P64H2 ...................................................................................................................... 24 3.2.4 ICH4 ......................................................................................................................... 24 3.3 Super I/O .......................................................................................................................28 3.3.1 GPIOs ...................................................................................................................... 29 3.3.2 Serial Ports............................................................................................................... 29 3.3.3 BIOS Flash............................................................................................................... 30 4. Clock Generation and Distribution ................................................................................... 31 5. PCI I/O Subsystem ............................................................................................................. 33 5.1 PCI Subsystem .............................................................................................................. 33 5.1.1 P32-A: 32-bit/33-MHz PCI Subsystem..................................................................... 33 5.1.2 P64-B and P64-C: 64-bit/100- or 66-MHz PCI Subsystem ...................................... 34 5.2 Serial ATA Controller ..................................................................................................... 35 5.3 Video Controller ............................................................................................................. 36 5.3.1 Video Modes ............................................................................................................ 37 5.3.2 Video Memory Interface ........................................................................................... 37 5.3.3 Host Bus Interface.................................................................................................... 38 5.4 Network Interface Controller (NIC) ................................................................................ 39 5.4.1 NIC Connector and Status LEDs ............................................................................. 39 5.5 Interrupt Routing ............................................................................................................ 40 5.5.1 Legacy Interrupt Routing.......................................................................................... 40 5.5.2 APIC Interrupt Routing ............................................................................................. 40 5.5.3 Serialized IRQ Support ............................................................................................ 41 iv Revision 1.2 Intel part number C32194-002 Intel® Server Board SE7505VB2 Table of Contents 5.5.4 IRQ Scan for PCIIRQ ............................................................................................... 41 5.6 PCI Error Handling......................................................................................................... 41 6. Hardware Monitoring ......................................................................................................... 45 6.1 Monitored Components ................................................................................................. 45 6.2 Fan Speed Control......................................................................................................... 46 6.3 Chassis Intrusion ........................................................................................................... 46 7. SE7505VB2 ACPI Implementation .................................................................................... 48 7.1 ACPI .............................................................................................................................. 48 7.1.1 Front Panel Switches ............................................................................................... 48 7.1.2 Wake up Sources (ACPI and Legacy) ..................................................................... 49 8. SE7505VB2 Connectors..................................................................................................... 50 8.1 Main Power Connector .................................................................................................. 50 8.2 Memory Module Connector ........................................................................................... 51 8.3 Processor Socket........................................................................................................... 52 8.4 I2C Header ..................................................................................................................... 55 8.5 PCI Slot Connector ........................................................................................................ 55 8.6 AGP 3.0 Pro50 Connector ............................................................................................. 58 8.7 Front Panel Connector................................................................................................... 59 8.8 VGA Connector.............................................................................................................. 59 8.9 NIC Connector ............................................................................................................... 60 8.10 IDE Connector............................................................................................................ 60 8.11 SATA Connector......................................................................................................... 61 8.12 USB Connector........................................................................................................... 62 8.13 Floppy Connector ....................................................................................................... 63 8.14 Serial Port Connector ................................................................................................. 63 8.15 Keyboard and Mouse Connector...............................................................................