Quote Originally Posted by Chukundur View Post
S1284 is not better than S1283, because the surface of the HSI on LGA775 CPU's can't cover the hole cooler surface. It covers 2,1/2 pipes, for example
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That is not exactly the S1284 surface (D1284's), but the size is the same.
the heat is still being transferred through the heatpipes. the IHS doesn't need to cover the whole base.