Figure 12. Design Concept For Atx (G)Mch Heatsink - Installed On Board; Figure 13. Design Concept For Balanced Technology Extended (Btx) (G)Mch - Intel 4 Series Thermal/Mechanical Design Manuallines

Reference Thermal Solution
Figure 12. Design Concept for ATX (G)MCH Heatsink — Installed on Board
Figure 13. Design Concept for Balanced Technology Extended (BTX) (G)MCH Heatsink
Design — Installed on Board
Thermal and Mechanical Design Guidelines 28