NOTE: this post is now pretty outdated, please see here for a current list of recommended controllers and related discussion.       Many unRAID servers use one or more SATA controller cards expand the number of SATA connections a motherboard can support.  Some of these cards have a few special settings or tricks needed to get them working properly.   8 Port Cards   Supermicro AOC-SASLP-MV8   Requirements: PCIe x4 or faster slot (PCIe x16 works fi