Originally Posted by spoop
I have an Opty 165 with a CNPS9500. The stepping and week are CCBBE 0617 FPMW, which is supposed to be the best, but I only managed to get mine to 2.75GHz on 1.5v. Other people can do around 2.8 on stock volts with this stepping.
As for a cooler, that Tt you have looks pretty weak, not really any better than the stock Opty HSF. Go with something like a Tuniq Tower 120 if you can find it or a Zalman CNPS9700.
Lap your 9500. the base is concave... Atleast mine was.