The adaptec series 7 raid adapter family features pmcs 24 port pm8015 raid on chip roc which combines a x8 pcie gen3 interface with 6gbs sas ports to enable a new generation of high performance raid adapters that are unmatched by any other roc in the industry adaptec series 7 raid adapters are available with 8 16 or 24 native sassata ports while the pcie gen3 interface doubles bandwidth to the host compared to pcie gen2 it requires at least 16 6gbs sassata ports to double the bandw