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4 Thermal and Mechanical Design Guidelines
Figures
Figure 1. (G)MCH Non-Grid Array......................................................................12
Figure 2. 0° Angle Attach Methodology (top view, not to scale)..............................16
Figure 3. 0° Angle Attach Heatsink Modifications (generic heatsink side and bottom
view shown, not to scale)...........................................................................
16
Figure 4. Airflow Temperature Measurement Locations .........................................17
Figure 5. Processor Heatsink Orientation to Provide Airflow to (G)MCH Heatsink on an
ATX Platform............................................................................................
20
Figure 6. Processor Heatsink Orientation to Provide Airflow to (G)MCH Heatsink on a
Balanced Technology Extended (BTX) Platform..............................................
21
Figure 7. ATX GMCH Heatsink Installed on Board.................................................22
Figure 8. Balanced Technology Extended (BTX) GMCH Heatsink Installed on Board...23
Figure 9. (G)MCH Package Drawing ...................................................................28
Figure 10. (G)MCH Component Keep-Out Restrictions for ATX Platforms .................29
Figure 11. (G)MCH Component Keep-Out Restrictions for Balanced Technology
Extended (BTX) Platforms ..........................................................................
30
Figure 12. (G)MCH Reference Heatsink for ATX Platforms – Sheet 1 .......................31
Figure 13. (G)MCH Reference Heatsink for ATX Platforms – Sheet 2 .......................32
Figure 14. (G)MCH Reference Heatsink for ATX Platforms – Anchor ........................33
Figure 15. (G)MCH Reference Heatsink for ATX Platforms – Ramp Retainer Sheet 1..34
Figure 16. (G)MCH Reference Heatsink for ATX Platforms – Ramp Retainer Sheet 2..35
Figure 17. (G)MCH Reference Heatsink for ATX Platforms – Wire Preload Clip ..........36
Figure 18. (G)MCH Reference Heatsink for Balanced Technology Extended (BTX)
Platforms.................................................................................................
37
Figure 19. (G)MCH Reference Heatsink for Balanced Technology Extended (BTX)
Platforms – Clip........................................................................................
38
Figure 20. (G)MCH Reference Heatsink for Balanced Technology Extended (BTX)
Platforms – Heatsink Assembly ...................................................................
39
Tables
Table 1. (G)MCH Loading Specifications..............................................................12
Table 2. (G)MCH Case Temperature Specifications .............................................13
Table 3. (G)MCH Thermal Design Power Specifications........................................14
Table 4. Reference Thermal Solution Environmental Reliability Requirements.........24
Table 5. (G)MCH ATX Intel Reference Heatsink Enabled Suppliers.........................25
Table 6. (G)MCH Balanced Technology Extended (BTX) Intel Reference Heatsink
Enabled Suppliers .....................................................................................
26