Better to remove the plastic feet on the heatsink...
The Duron's feet are designed by AMD to provide a certain support at a certain pressure (when the heatsink is pushing on them).
My personal opinion is that there is less chance of damage if the AMD feet are used instead (my opinion)...
P4 2.5 Engineering Sample C1 stepping on Asus P4B266 w/512 MB PC2700
ATI Radeon 9700 Pro w/Sony E500
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