Lenovo ServeRAID M5200 Series RAID 5 Upgrade - RAID controller upgrade key - for System x3250 M6, x3300 M4, x3650 M4 HD, x3850 X6, x3950 X6

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.