The System p5 550 offers a new POWER5+ processor option with the 2-way 1.65 GHz processor with a 36 MB L3 cache. The new processor on the p5-550 allows you to configure either a 2-way or 4-way system.The p5-550 with the new 1.65 GHz processor is supported by a wide range of System Storage offerings, including the new N3000 and N5000 series of iSCSI offerings. iSCSI allows for a SAN to be set up on your existing Ethernet network. The combination of System p5 and System Storage provides a highly flexible end-to-end server and storage solution designed to help maximize your infrastructure investment.