Lenovo ServeRAID M5200 Series RAID 5 Upgrade - RAID controller cache memory - 4GB - for System x3250 M6, x35XX M4, x3650 M4, x3650 M4 HD, x3750 M4, x3850 X6, x3950 X6

ServeRAID M-Series family of products offers a complete server storage solution consisting of RAID controllers, cache/flash modules, energy packs, and software feature upgrades in an ultra-flexible offerings structure. These products are optimized to deliver performance demanded by the ever- growing I/O requirements of today's enterprises. They integrate popular disk media such as SAS and SATA HDDs and emerging solid-state disks into an organization's storage infrastructure. The portfolio is designed around several base solutions with a set of upgrades that are rich with features, designed to minimize "parts-on-the-floor" upgrades, optimized for storage performance and consistent with existing industry-leading ServeRAID products.