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Document Number: 314915-002Dual-Core Intel® Xeon® Processor 3000Δ SeriesDatasheeton 65 nm Process in the 775-land LGA Package November 2007

Introduction12 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet1.1.1 Processor TerminologyCommonly used terms are explained here for clarificati

Boxed Processor Specifications102 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetNotes:1. Set point variance is approximately ± 1 ° C from fan

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 103Debug Tools Specifications8 Debug Tools Specifications8.1 Logic Analyzer Interface (LAI)Inte

Debug Tools Specifications104 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 13Introduction• Intel® 64 Architecture — An enhancement to Intel's IA-32 architecture, all

Introduction14 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet§Conroe Processor Enabled Components Drawings1, 2, 4Conroe Processor I/O Buffer M

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 15Electrical Specifications2 Electrical SpecificationsThis chapter describes the electrical cha

Electrical Specifications16 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.2.3 FSB DecouplingThe processor integrates signal termination on t

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 17Electrical SpecificationsTable 2-1. Voltage Identification DefinitionVID6 VID5 VID4 VID3 VID2

Electrical Specifications18 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.4 Market Segment Identification (MSID)The MSID[1:0] signals may be

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 19Electrical SpecificationsThe TESTHI signals may use individual pull-up resistors or be groupe

Electrical Specifications20 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.6.2 DC Voltage and Current SpecificationTable 2-3. Absolute Maximu

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 21Electrical SpecificationsNotes:1. Unless otherwise noted, all specifications in this table ar

2 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetINFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRES

Electrical Specifications22 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetNotes:1. The loadline specification includes both static and transie

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 23Electrical SpecificationsNotes:1. The loadline specification includes both static and transie

Electrical Specifications24 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.6.3 VCC OvershootThe processor can tolerate short transient oversh

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 25Electrical Specifications2.7 Signaling SpecificationsMost processor Front Side Bus signals us

Electrical Specifications26 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetNotes:1. Refer to Section 4.2 for signal descriptions.2. In processo

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 27Electrical Specifications2.7.2 CMOS and Open Drain SignalsLegacy input signals such as A20M#,

Electrical Specifications28 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetNote:1. VTT supplies the PECI interface. PECI behavior does not affe

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 29Electrical Specifications2.7.3.1 GTL+ Front Side Bus SpecificationsIn most cases, termination

Electrical Specifications30 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.7.6 FSB Frequency Select Signals (BSEL[2:0]) The BSEL[2:0] signals

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 31Electrical Specifications2.7.8 BCLK[1:0] Specifications (CK505 based Platforms)Table 2-18. Fr

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 3Contents1Introduction...

Electrical Specifications32 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet2.7.9 BCLK[1:0] Specifications (CK410 based Platforms)Figure 2-5. Di

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 33Electrical Specifications2.8 PECI DC Specifications PECI is an Intel proprietary one-wire int

Electrical Specifications34 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetIleak-High impedance leakage to GND N/A 10 µA3CbusBus capacitance p

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 35Package Mechanical Specifications3 Package Mechanical SpecificationsThe processor is packaged

Package Mechanical Specifications36 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet3.1 Package Mechanical DrawingThe package mechanical drawing

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 37Package Mechanical SpecificationsFigure 3-2. Processor Package Drawing Sheet 1 of 3

Package Mechanical Specifications38 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetFigure 3-3. Processor Package Drawing Sheet 2 of 3

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 39Package Mechanical SpecificationsFigure 3-4. Processor Package Drawing Sheet 3 of 3

Package Mechanical Specifications40 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet3.1.1 Processor Component Keep-Out ZonesThe processor may co

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 41Package Mechanical Specifications3.1.5 Processor Mass SpecificationThe typical mass of the pr

4 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet5.2.1 Thermal Monitor...

Package Mechanical Specifications42 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetFigure 3-6. Processor Top-Side Markings Example for the Dual

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 43Package Mechanical Specifications3.2.1 Processor Land CoordinatesFigure 3-8 shows the top vie

Package Mechanical Specifications44 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 454 Land Listing and Signal DescriptionsThis chapter provid

Land Listing and Signal Descriptions46 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetFigure 4-1. land-out Diagram (Top View – Left Side)30 29

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 47Figure 4-2. land-out Diagram (Top View – Right Side)14 13

Land Listing and Signal Descriptions48 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetTable 4-1. Alphabetical Land Assignments (Sheet 1 of 20)L

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 49D24# F12 Source Synch Input/OutputD25# D13 Source Synch I

Land Listing and Signal Descriptions50 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetFC37 AB3 Power/OtherFC38 G10 Power/Other FC38 C9 Power/O

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 51VCC AC25 Power/Other VCC AC26 Power/Other VCC AC27 Powe

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 5Figures2-1 VCC Static and Transient Tolerance for Processors with 4 MB L2 Cache...

Land Listing and Signal Descriptions52 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetVCC AK11 Power/Other VCC AK12 Power/Other VCC AK14 Powe

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 53VCC K28 Power/Other VCC K29 Power/Other VCC K30 Power/O

Land Listing and Signal Descriptions54 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetVSS A2 Power/Other VSS A21 Power/Other VSS A6 Power/Oth

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 55VSS AJ10 Power/Other VSS AJ13 Power/Other VSS AJ16 Powe

Land Listing and Signal Descriptions56 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetVSS D3 Power/Other VSS D5 Power/Other VSS D6 Power/Othe

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 57VSS R28 Power/Other VSS R29 Power/Other VSS R30 Power/O

Land Listing and Signal Descriptions58 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetTable 4-2. Numerical Land Assignment (Sheet 1 of 20)Land

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 59C22 VSS Power/Other C23 VCCIOPLL Power/Other C24 VSS Po

Land Listing and Signal Descriptions60 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetF15 D30# Source Synch Input/OutputF16 VSS Power/Other F1

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 61J6 REQ4# Source Synch Input/OutputJ7 VSS Power/Other J8

6 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetTables2-1 Voltage Identification Definition ...

Land Listing and Signal Descriptions62 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetN8 VCC Power/Other N23 VCC Power/Other N24 VCC Power/Ot

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 63V8 VCC Power/Other V23 VSS Power/Other V24 VSS Power/Ot

Land Listing and Signal Descriptions64 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetAC8 VCC Power/Other AC23 VCC Power/Other AC24 VCC Power

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 65AF26 VSS Power/Other AF27 VSS Power/Other AF28 VSS Powe

Land Listing and Signal Descriptions66 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetAJ16 VSS Power/Other AJ17 VSS Power/Other AJ18 VCC Powe

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 67AM6 FC40 Power/OtherAM7 VID7 Power/Other OutputAM8 VCC P

Land Listing and Signal Descriptions68 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet4.2 Alphabetical Signals ReferenceTable 4-3. Signal Descr

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 69BR0# Input/Output BR0# drives the BREQ0# signal in the sy

Land Listing and Signal Descriptions70 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetDEFER# Input DEFER# is asserted by an agent to indicate t

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 71IGNNE# Input IGNNE# (Ignore Numeric Error) is asserted to

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 7Revision HistoryRevision NumberDescription Date-001 • Initial release September 2006-002• Upda

Land Listing and Signal Descriptions72 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetREQ[4:0]# Input/Output REQ[4:0]# (Request Command) must c

Land Listing and Signal DescriptionsDual-Core Intel® Xeon® Processor 3000 Series Datasheet 73THERMTRIP# Output In the event of a catastrophic cooling

Land Listing and Signal Descriptions74 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet§VTT Input Miscellaneous voltage supply.VTT_OUT_LEFTVTT_O

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 75Thermal Specifications and Design Considerations5 Thermal Specifications and Design Considera

Thermal Specifications and Design Considerations76 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetThe case temperature is defined at the geomet

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 77Thermal Specifications and Design ConsiderationsTable 5-2. Thermal Profile (Dual-Core Intel®

Thermal Specifications and Design Considerations78 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetTable 5-3. Thermal Profile (Dual-Core Intel®

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 79Thermal Specifications and Design ConsiderationsTable 5-4. hermal Profile (Dual-Core Intel® X

Thermal Specifications and Design Considerations80 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet5.1.2 Thermal MetrologyThe maximum and minimu

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 81Thermal Specifications and Design ConsiderationsWith a properly designed and characterized th

8 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetDual-Core Intel® Xeon® Processor 3000 Series Features The Dual-Core Intel® Xeon® processor 300

Thermal Specifications and Design Considerations82 Dual-Core Intel® Xeon® Processor 3000 Series Datasheetvoltage transition back to the normal system

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 83Thermal Specifications and Design Considerationshowever, if the system tries to enable On-Dem

Thermal Specifications and Design Considerations84 Dual-Core Intel® Xeon® Processor 3000 Series Datasheetthe "diode" parameter and interface

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 85Thermal Specifications and Design ConsiderationsNOTES:1. Intel does not support or recommend

Thermal Specifications and Design Considerations86 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetFigure 5-6. Processor PECI Topology5.4.1.1 Ke

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 87Thermal Specifications and Design ConsiderationsFigure 8. Conceptual Fan Control on Thermal D

Thermal Specifications and Design Considerations88 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet5.4.2 PECI Specifications5.4.2.1 PECI Device

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 89Features6 Features6.1 Power-On Configuration OptionsSeveral configuration options can be conf

Features90 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet6.2.1 Normal StateThis is the normal operating state for the processor.6.2.2 HALT and

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 91FeaturesThe return from a System Management Interrupt (SMI) handler can be to either Normal M

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 11Introduction1 IntroductionThe Dual-Core Intel® Xeon® processor 3000 series combines the perfo

Features92 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetA transition to the Grant Snoop state will occur when the processor detects a snoop o

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 93Features6.3 Enhanced Intel® SpeedStep® TechnologyThe processor supports Enhanced Intel SpeedS

Features94 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetThe following are key features of Enhanced Intel SpeedStep® Technology:• Multiple vol

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 95Boxed Processor Specifications7 Boxed Processor SpecificationsThe processor is also offered a

Boxed Processor Specifications96 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet7.1 Mechanical Specifications7.1.1 Boxed Processor Cooling Solu

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 97Boxed Processor Specifications7.1.2 Boxed Processor Fan Heatsink WeightThe boxed processor fa

Boxed Processor Specifications98 Dual-Core Intel® Xeon® Processor 3000 Series DatasheetThe boxed processor's fanheat sink requires a constant +12

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 99Boxed Processor Specifications7.3 Thermal SpecificationsThis section describes the cooling re

Boxed Processor Specifications100 Dual-Core Intel® Xeon® Processor 3000 Series Datasheet Figure 7-7. Boxed Processor Fan Heatsink Airspace Keepout Req

Dual-Core Intel® Xeon® Processor 3000 Series Datasheet 101Boxed Processor Specifications7.3.2 Variable Speed FanIf the boxed processor fan heatsink 4-