80546KF Datasheet, PDF (4/138 Pages) Intel Corporation – 64-bit Intel Xeon Processor MP with up to 8MB L3 Cache

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Pin Listing......................................................................................................................... 69
5.1 Processor Pin Assignments ................................................................................ 69
5.1.1 Pin Listing by Pin Name ......................................................................... 69
5.1.2 Pin Listing by Pin Number ...................................................................... 78
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Signal Definitions ............................................................................................................. 87
6.1 Signal Definitions ................................................................................................ 87
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Thermal Specifications..................................................................................................... 97
7.1 Package Thermal Specifications ......................................................................... 97
7.1.1 Thermal Specifications ........................................................................... 97
7.1.2 Thermal Metrology ............................................................................... 100
7.2 Processor Thermal Features............................................................................. 100
7.2.1 Thermal Monitor ................................................................................... 100
7.2.2 Thermal Monitor 2 ................................................................................ 101
7.2.3 On-Demand Mode................................................................................ 102
7.2.4 PROCHOT# Signal Pin ........................................................................ 103
7.2.5 FORCEPR# Signal Pin ........................................................................ 103
7.2.6 THERMTRIP# Signal Pin ..................................................................... 103
7.2.7 TCONTROL and Fan Speed Reduction............................................... 103
7.2.8 Thermal Diode...................................................................................... 104
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Features ......................................................................................................................... 105
8.1 Power-On Configuration Options ...................................................................... 105
8.2 Clock Control and Low Power States................................................................ 105
8.2.1 Normal State ........................................................................................ 106
8.2.2 HALT or Enhanced Power Down State ................................................ 106
8.2.3 Stop-Grant State .................................................................................. 107
8.2.4 Enhanced HALT Snoop State or HALT Snoop State,
Stop Grant Snoop State ....................................................................... 108
8.3 Enhanced Intel SpeedStep^® Technology.......................................................... 108
8.4 System Management Bus (SMBus) Interface ................................................... 109
8.4.1 Processor Information ROM (PIROM).................................................. 110
8.4.2 Scratch EEPROM ................................................................................ 112
8.4.3 PIROM and Scratch EEPROM Supported SMBus Transactions ......... 113
8.4.4 SMBus Thermal Sensor ....................................................................... 113
8.4.5 Thermal Sensor Supported SMBus Transactions ................................ 114
8.4.6 SMBus Thermal Sensor Registers ....................................................... 115
8.4.7 SMBus Thermal Sensor Alert Interrupt ................................................ 118
8.4.8 SMBus Device Addressing................................................................... 118
8.4.9 Managing Data in the PIROM .............................................................. 120
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Boxed Processor Specifications..................................................................................... 127
9.1 Introduction ....................................................................................................... 127
9.2 Mechanical Specifications ................................................................................. 128
9.2.1 Boxed Processor Heatsink Dimensions ............................................... 128
9.2.2 Boxed Processor Heatsink Weight....................................................... 135
9.2.3 Boxed Processor Retention Mechanism and Heatsink Supports......... 135
9.3 Thermal Specifications...................................................................................... 135
9.3.1 Boxed Processor Cooling Requirements ............................................. 135
9.3.2 Boxed Processor Contents .................................................................. 136
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64-bit Intel^® Xeon™ Processor MP with up to 8MB L3 Cache Datasheet