Instruction/ maintenance manual of the product E5440 Intel
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Reference Number: 3186 11 Revision: 001 Quad-Core Intel ® Xeon ® Processor 5400 Series Thermal/Mechanical Design Guidelines November 2007.
2 Quad-Core Intel® Xeon® Processor 5400 Series TMDG IINFORMA TION IN THIS DOCUMENT IS PR OVIDED IN CONNECTION WITH INTEL® PRODUCTS . NO LICENSE, EXPRES S OR IMPLIED, BY EST OPPEL OR OTHERWISE, T O ANY INTELLECTUAL PROPER TY RIGHT S IS GRANTED BY THIS DOCUMENT .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 3 Contents 1I n t r o d u c t i o n ......... ......... ........ ........... ........ ........... ........ ........ ........... ........ ........... ........ 9 1.1 Objective .......... ......... ....
4 Quad-Core Intel® Xeon® Processor 5400 Series TMDG D Safety Requirements .............. ........ ........... ........ ......... .......... ......... .......... ......... ........89 E Quality and Reliab ility Requirements .. ........ ........... ...
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 5 B-5 CEK Sp ring (Sheet 1 of 3) ................... ........ ........... ........... ........ ........... ........ ...... 62 B-6 CEK Sp ring (Sheet 2 of 3) ................... ........ ........... .
6 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Tables 1-1 Referen ce Documents... .......... ......... .......... ......... .......... ......... .......... ......... .......... . 9 1-2 Terms and Descriptions ...... ........... .......... ......
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 7 Revision History § Reference Number Revision Number Description Date 318611 001 Initial release of the document.
8 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 9 Introduction 1 Introduction 1.1 Objective The purpose of this guide is to describe the reference thermal solution and design parameters required for the Quad-Core Intel® Xeon® Processor 5400 Series.
Introduction 10 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: C ontact your Intel field sales representativ e for the latest revisi on and or der number of this d ocument.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 11 Introduction § T CONTROL A processor uni que value for use in fan speed control me chanisms. T CONTROL is a temperature specification based o n a temperature reading from the p rocessor ’s Digital Thermal Sensor .
Introduction 12 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 13 Thermal/Mechanical Reference Design 2 Thermal/Mechanical Reference Design This chapter describes the thermal/mechanic al reference design for Quad-Core Intel® X eon® Processor 5400 Series.
Thermal/Mechanical Reference Design 14 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.1.2 Quad-Core Intel® Xeon® Processor 5400 Series Package The Quad-Core Intel® X eon® Processor 5400 Series is packaged using the flip-chip land grid array (FC -LGA) package technology .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 15 Thermal/Mechanical Reference Design Note: Guidelines on pote ntial IHS flatness variat ion with so cket load plate actuation and ins tallation of the cooling solution are available in the processor Therma l/Mechanical Design Guidelines.
Thermal/Mechanical Reference Design 16 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure 2-2. Quad-Core Intel® Xeon® Processor 5400 Series Mechanical Drawing (2 of 3).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 17 Thermal/Mechanical Reference Design Note: The optional dimple packing marking highlighted by Detail F from the ab ove dr awing may only be found on initial processors.
Thermal/Mechanical Reference Design 18 Quad-Core Intel® Xeon® Processor 5400 Series TMDG The package includes an integr ated heat spreader (IHS). The IHS tr ansfers the non- uniform heat from the die to the top of the IHS, out of which th e heat flux is more uniform and spreads over a larger surface area (not the entire IHS area).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 19 Thermal/Mechanical Reference Design A potential mechanical solution for heavy heatsinks is th e direct attachment of the heatsink to the chassis pan. In this case, the strength of the chassis pan can be utilized rather than solely relying on the basebo ard strength.
Thermal/Mechanical Reference Design 20 Quad-Core Intel® Xeon® Processor 5400 Series TMDG processor operating frequency (via the bus multiplier) and input v oltage (via the VID signals). Please refer to the Quad-Core Intel® Xeon® Processor 5400 Series Datasheet for further details on TM and TM2.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 21 Thermal/Mechanical Reference Design smaller foot print and decreased sensitivity to noise. These D TS benefits will result in more accurate fan speed control and T CC ac tivation.Th e DTS app lication in fan speed control will be discussed in more detail in Section 2.
Thermal/Mechanical Reference Design 22 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.2.4.2 Thermal Mo nitor fo r Multiple Core Products The thermal management for multiple core products has only one T CONTROL val ue p er processor . The T CONTROL for processor 0 and T CONTROL for processor 1 are independent from each other .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 23 Thermal/Mechanical Reference Design Figure 2-6. Processor Core Geometric Center Locations X1 , X2, X3 , X4 Y X Y2 Y3 Y4 Y1 Cor e1 Cor e2 Cor e3 Cor e4 X1 , X2, X3 , X4 Y X Y2 Y3 Y4 Y1 Cor e1 Cor e2 Cor e3 Cor e4 Table 2-3.
Thermal/Mechanical Reference Design 24 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.2.5 Thermal Profile The thermal profile is a line that defines the relationship between a processor’ s case temperature and its power consumption as shown in Figure 2-7 .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 25 Thermal/Mechanical Reference Design above, the case-to-ambient resistance represents the slope of the line and the processor local ambient temperature represents the y- axis intercept. Hence the T CASE_MAX value of a specific solution can be ca lculated at TDP .
Thermal/Mechanical Reference Design 26 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure 2-9 depicts the interaction between the Thermal Profile a nd T CONTROL .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 27 Thermal/Mechanical Reference Design The Thermal Profile A is based on Intel’ s 2U+ air cooling solution. Designing to Thermal Profile A ensures that no measurable performance loss due to Thermal Control Circuit (TCC) activ ation is observed in the processo r .
Thermal/Mechanical Reference Design 28 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Refer to the Quad-Core Intel® Xeon® Processor 5400 Series Datasheet or Section 2.2.8 for the Thermal Profile A and Th ermal Profile B specifications . Section 2.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 29 Thermal/Mechanical Reference Design Notes: 1. The The thermal spec ifications shown in this graph ar e for Quad-Core Intel® Xeon ® Processor X5400 Series exc ept the Quad-Co re Intel® Xeon® P rocessor X548 2 sku .
Thermal/Mechanical Reference Design 30 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: The thermal spe cifications sh own in this gr aph are for reference only . R efer to the Quad-Core Intel® Xeon® Processor 5400 Series Datasheet for the Thermal Profile specificat ions.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 31 Thermal/Mechanical Reference Design Ta b l e 2 - 4 and Ta b l e 2 - 5 describe the thermal performance target for the Quad-Core Intel® Xeon® Processor 5400 Series cooling solution enabled by Intel.
Thermal/Mechanical Reference Design 32 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: Intel does not enable refere nce heat sink for the Quad-Core Intel® Xeon® Processor X5482 with 150W TDP. The Intel 2U CEK is capable of meeting the thermal specification when local ambient temperature (T LA ) is maintained at or below 35 ° C.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 33 Thermal/Mechanical Reference Design 2.4 Characterizing Cooling Solution Performance Requirements 2.4.1 Fan Speed Control F an speed control (FSC) techniques to reduce system level acoustic noise are a common pr actice in server designs.
Thermal/Mechanical Reference Design 34 Quad-Core Intel® Xeon® Processor 5400 Series TMDG There are many different ways of implementi ng fan speed control, including FSC based on processor ambient temperature, FSC based on processor Digital Thermal Sensor (DT S) temperature or a combination of the tw o.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 35 Thermal/Mechanical Reference Design The case-to-local ambient thermal characterization parameter of the processor , Ψ CA , is comprised of Ψ CS , the TIM thermal char acterization parameter , and of Ψ SA , the sink -to- local ambient thermal characterization parameter: Equation 2-4.
Thermal/Mechanical Reference Design 36 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Assume the datasheet TDP is 85 W and the case temperature specification is 68 °C. Assume as well that the system airflow has be en designed such that the local processor ambient temperature is 45°C.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 37 Thermal/Mechanical Reference Design T o develop a reliable, cost-effectiv e thermal solution, thermal char acterization and simulation should be carried out at the enti re system level, accounting for the thermal requirements of each component.
Thermal/Mechanical Reference Design 38 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.5.2 Thermal Interface Material TIM application between the processor IHS and the heatsink base is generally required to improve thermal conduction from the IHS to the heatsink.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 39 Thermal/Mechanical Reference Design 2.5.4 Assembly Overview of the Intel Refe rence Thermal Mechanical De sign The reference design heatsinks tha.
Thermal/Mechanical Reference Design 40 Quad-Core Intel® Xeon® Processor 5400 Series TMDG The CEK reference thermal solution is design ed to extend air-cooling capability through the use of larger heatsinks with minimal airflow blockage and bypass.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 41 Thermal/Mechanical Reference Design CEK, are now commonly using direct chas sis attach (DCA) as the mechanical retention design. The mass of the new thermal solution s is large enough to require consideration for structural support and stiffening on the ch assis.
Thermal/Mechanical Reference Design 42 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.5.6 Thermal Profile Adherence The 2U+ CEK Intel reference thermal solution is designed to meet the Th ermal Profile A for the Quad-Core Intel® X eon® Processor 5400 Series.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 43 Thermal/Mechanical Reference Design The 1U CEK Intel reference thermal solution is designed to meet the Thermal Profile B for the Quad-Core Intel® Xeon® Processor X5400 Series. From Ta b l e 2 - 7 the three- sigma (mean+3sigma) performance of the thermal solution is computed to be 0.
Thermal/Mechanical Reference Design 44 Quad-Core Intel® Xeon® Processor 5400 Series TMDG The 1U CEK Intel reference thermal solution is designed to meet the Thermal Profile specification for the Quad-Core Intel® Xeon® Processor E5400 Series.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 45 Thermal/Mechanical Reference Design Note: Intel has also developed an 1U alternat ive reference he atsink design.
Thermal/Mechanical Reference Design 46 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: Re f e r t o Appendix B for more detailed mechanical drawings of the heatsink. . Note: Re f e r t o Appendix B for more detailed mechanical drawings of the heatsink.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 47 Thermal/Mechanical Reference Design Although the CEK heatsink fits into the legacy volumetric k eep-in, it has a larger footprint due to the elimination of retent ion mechanism and clips used in the older enabled thermal/mechanical components.
Thermal/Mechanical Reference Design 48 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 2.5.7.3 CEK Sp ring The CEK spring, which is attached on the se condary side of the baseboard, is made from 0.80 mm [0.0315 in.] thick 301 stainless steel half hard.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 49 Thermal/Mechanical Reference Design 2.5.8 Boxed Active Thermal Solu tion for the Quad-Core Intel® Xeon® Processor 5400 Series Th ermal Profile Intel will provide a 2U passive and a 1U passiv e/active heatsink solution for bo xed Quad-Core Intel® Xeon® Processor 5400 Series.
Thermal/Mechanical Reference Design 50 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Clear ance is required around the heats ink to en sure unimpeded airflow for proper cooling. The physical baseboard keepout requ irements for the active solution are the same as the passive CEK solution shown in Appendix B .
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 51 Thermal/Mechanical Reference Design 2.5.8.2 Systems Considerations Associated with the Active CEK This heatsink was designed to help pedestal chassis users to meet the processor thermal requirements without the use of chassis ducting.
Thermal/Mechanical Reference Design 52 Quad-Core Intel® Xeon® Processor 5400 Series TMDG The other items listed in Figure 2-16 that are required to complete this solution will be shipped with either the chassis or boards.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 53 1U Alternative Heatsink Thermal/Mechanical D esign A1 U A l t e r n a t i v e H e a t s i n k Thermal/Mechanical Design Intel has also developed .
1U Alternative Heatsink Thermal/Mechanical Design 54 Quad-Core Intel® Xeon® Processor 5400 Series TMDG A.2 Thermal Solution Performance Characterics Figure A-2 s hows the performance of the 1U altern ative heatsink. This figure shows the thermal performance and the pressure drop through fins of the heatsink versus the airflow pro vided.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 55 1U Alternative Heatsink Thermal/Mechanical D esign x = Processor pow er value (W) Figure A-3 below shows the comparison of this reference thermal solution’ s Thermal Profile to the Quad-Core Intel® Xeon® Processor E5400 Series Thermal Profile specification.
1U Alternative Heatsink Thermal/Mechanical Design 56 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 57 Mechanical Drawings B Mechanical Drawings The mechanical drawings included in this appendix refer to the thermal mechanical enabling components for the Quad-Core Intel® Xeon® Processor 5400 Series.
Mechanical Drawings 58 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-1. 2U CEK Heatsink (Sheet 1 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 59 Mechanical Drawings Figure B-2. 2U CEK Heatsink (Sheet 2 of 4).
Mechanical Drawings 60 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-3. 2U CEK Heatsink (Sheet 3 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 61 Mechanical Drawings Figure B-4. 2U CEK Heatsink (Sheet 4 of 4).
Mechanical Drawings 62 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-5. CEK Spring (She et 1 of 3).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 63 Mechanical Drawings Figure B-6. CEK Spring (Sheet 2 of 3).
Mechanical Drawings 64 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-7. CEK Spring (She et 3 of 3).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 65 Mechanical Drawings Figure B-8. Baseboard Keep out Footprint Definition and Height Restrictions for Enabling Components (Sheet 1 of 6).
Mechanical Drawings 66 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-9. Baseboard Keep out Footprint Definition an d Height Restrictions for Enabling Components (Sheet 2 of 6).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 67 Mechanical Drawings Figure B-10. Baseboard Keep out Footprint Definition and Height Restrictio ns for Enabling Components (Sheet 3 of 6).
Mechanical Drawings 68 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-11. Baseboard Keep out Footprint Definition an d Height Restrictions for Enabling Components (Sheet 4 of 6).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 69 Mechanical Drawings Figure B-12. Baseboard Keep out Footprint Definition and Height Restrictio ns for Enabling Components (Sheet 5 of 6).
Mechanical Drawings 70 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-13. Baseboard Keep out Footprint Definition an d Height Restrictions for Enabling Components (Sheet 6 of 6).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 71 Mechanical Drawings Figure B-14. 1U CEK Heatsink (Sheet 1 of 4 ).
Mechanical Drawings 72 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-15. 1U CEK Heatsink (Sheet 2 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 73 Mechanical Drawings Figure B-16. 1U CEK Heatsink (Sheet 3 of 4 ).
Mechanical Drawings 74 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-17. 1U CEK Heatsink (Sheet 4 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 75 Mechanical Drawings Figure B-18. Acti ve CEK Thermal So lution Volumetric (Sheet 1 of 3).
Mechanical Drawings 76 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-19. Active CEK Thermal So lution Volumetric (Sheet 2 of 3).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 77 Mechanical Drawings Figure B-20. Acti ve CEK Thermal So lution Volumetric (Sheet 3 of 3).
Mechanical Drawings 78 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-21. 1U Alternati ve Heatsink (1 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 79 Mechanical Drawings Figure B-22. 1U Altern ative Heatsink (2 of 4).
Mechanical Drawings 80 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Figure B-23. 1U Alternati ve Heatsink (3 of 4).
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 81 Mechanical Drawings Figure B-24. 1U Altern ative Heatsink (4 of 4).
Mechanical Drawings 82 Quad-Core Intel® Xeon® Processor 5400 Series TMDG §.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 83 Heatsink Clip Load Methodology C Heatsink Clip Load Methodology C.1 Overview This section describes a procedure for measuring the load applied by the heatsink/clip/ fastener assembly on a processor package.
Heatsink Clip Load Methodology 84 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Alternate Heatsink Sample Preparation As just mentioned, making sure that the load cells have minimum protrusion out of the heatsink base is paramount to meaningful re sults.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 85 Heatsink Clip Load Methodology Figure C-2. Load Cell Installation in Ma chined Heatsink Base Pocket - Side Vi ew Figure C-3.
Heatsink Clip Load Methodology 86 Quad-Core Intel® Xeon® Processor 5400 Series TMDG C.2.2 Typical Test Equipment For the heatsink clip load measurement, use equiv alent test equipment to the one listed Ta b l e C - 1 . Notes: 1. Select load range depending on expect ed load level.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 87 Heatsink Clip Load Methodology (often on the order of 3 minut es). The time zero reading should be taken at the end of this settling time.
Heatsink Clip Load Methodology 88 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 89 Safety Requirements D S afety Requirements Heatsink and attachment assemblies shall be consistent with the manufacture of units that meet the safety standards: 1. UL Recognition- approved for flammabilit y at the system level.
Safety Requirements 90 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 91 Quality and Reliability Requirements E Quality and Reliability Requirements E.1 Intel Verification Criteria for the Reference Designs E.
Quality and Reliability Requirements 92 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: In the case of a discrepancy , information in the mo st recent LGA771 Socket Mechanical Design Guidelines supersedes that in the T able E-1 above. E.1.2.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 93 Quality and Reliability Requirements 3. No signs of physical damage on baseboard surface due to impact of heatsink. 4. No visible physical damage to the processor package. 5. Successful BIOS/Processor/memory test of post-test samples.
Quality and Reliability Requirements 94 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 95 Enabled Suppliers Information FE n a b l e d S u p p l i e r s Information F.1 Supplier Information F.1.1 Intel Enabled Suppliers The Intel reference enabling solution fo r Quad-Core Intel® Xe on® Processor 5400 Series is preliminary .
Enabled Suppliers Information 96 Quad-Core Intel® Xeon® Processor 5400 Series TMDG Note: CEK771-02-1U is the 1U alte rnative reference heatsi nk design for Quad-Core Intel® X e on® Processor E5400 Series in volumetrically constr ained form factors.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 97 Enabled Suppliers Information Table F-2. Additional Suppliers for the Qu ad-Core Intel® Xeon® Processor 5400 Series Intel Reference Solution (S.
Enabled Suppliers Information 98 Quad-Core Intel® Xeon® Processor 5400 Series TMDG 1U Heatsink Alternative CEK Heatsink Copper Fi n, Copper Base Aavid Thermalloy CNDA#2525071 David Huang huang@aavid.
Quad-Core Intel® Xeon® Processor 5400 Series TMDG 99 Enabled Suppliers Information §.
Enabled Suppliers Information 100 Quad-Core Intel® Xeon® Processor 5400 Series TMDG.
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