The ServeRAID M5210 SAS/SATA controllers are optimized for high-performance, internal data storage, with a 12 Gbps SAS controller featuring a DDR3 1866 MHz cache memory interface and PCIe 3.0 host interface. The ServeRAID M5200 portfolio is designed around several base solutions with upgrades that are rich with features to satisfy a wide range of storage needs while minimizing parts-on-the-floor upgrades.