I'm using a 3Ware 9500S-8, and I bought it from Newegg.com. It has been absolutely perfect and stable. It cost a bit of $$$, but has been worth it...

Randy
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Happy owner of 2 Centrals, 2 Empegs Mk2a 160GB, 1 Empeg Mk2a 60 GB, a Rio Riot, 4 Rio Receivers, and two 1GB iPod Shuffles...