Intel Q9300 - Core 2 Quad 2.5 GHz 6M L2 Cache 1333MHz FSB LGA775 Quad-Core Processor - Page 4

4 Datasheet
5.2.3 On-Demand Mode...................................................................................84
5.2.4 PROCHOT# Signal ..................................................................................85
5.2.5 THERMTRIP# Signal ................................................................................85
5.3 Platform Environment Control Interface (PECI) ......................................................86
5.3.1 Introduction...........................................................................................86
5.3.1.1 TCONTROL and TCC activation on PECI-Based Systems ..................86
5.3.2 PECI Specifications .................................................................................87
5.3.2.1 PECI Device Address..................................................................87
5.3.2.2 PECI Command Support .............................................................87
5.3.2.3 PECI Fault Handling Requirements ...............................................87
5.3.2.4 PECI GetTemp0() Error Code Support ..........................................87
6Features..................................................................................................................89
6.1 Power-On Configuration Options ..........................................................................89
6.2 Clock Control and Low Power States.....................................................................89
6.2.1 Normal State .........................................................................................90
6.2.2 HALT and Extended HALT Powerdown States ..............................................90
6.2.2.1 HALT Powerdown State ..............................................................90
6.2.2.2 Extended HALT Powerdown State ................................................91
6.2.3 Stop Grant and Extended Stop Grant States ...............................................91
6.2.3.1 Stop-Grant State.......................................................................91
6.2.3.2 Extended Stop Grant State .........................................................92
6.2.4 Extended HALT Snoop State, HALT Snoop State, Extended
Stop Grant Snoop State, and Stop Grant Snoop State..................................92
6.2.4.1 HALT Snoop State, Stop Grant Snoop State ..................................92
6.2.4.2 Extended HALT Snoop State, Extended Stop Grant Snoop State.......92
6.2.5 Sleep State............................................................................................92
6.2.6 Deep Sleep State....................................................................................93
6.2.7 Deeper Sleep State .................................................................................93
6.2.8 Enhanced Intel SpeedStep
®
Technology ....................................................94
6.3 Processor Power Status Indicator (PSI) Signal .......................................................94
7 Boxed Processor Specifications................................................................................95
7.1 Introduction......................................................................................................95
7.2 Mechanical Specifications....................................................................................96
7.2.1 Boxed Processor Cooling Solution Dimensions.............................................96
7.2.2 Boxed Processor Fan Heatsink Weight .......................................................97
7.2.3 Boxed Processor Retention Mechanism and Heatsink Attach Clip Assembly .....97
7.3 Electrical Requirements ......................................................................................97
7.3.1 Fan Heatsink Power Supply ......................................................................97
7.4 Thermal Specifications........................................................................................99
7.4.1 Boxed Processor Cooling Requirements......................................................99
7.4.2 Variable Speed Fan ...............................................................................100
7.5 Boxed Intel
®
Core™2 Extreme Processor QX9650 Specifications ............................ 101
7.5.1 Boxed Intel
®
Core™2 Extreme Processor QX9650 Fan Heatsink Weight........ 102
8 Debug Tools Specifications .................................................................................... 105
8.1 Logic Analyzer Interface (LAI) ........................................................................... 105
8.1.1 Mechanical Considerations ..................................................................... 105
8.1.2 Electrical Considerations ........................................................................ 105