. The ServeRAID M5110 and M5110e SAS/SATA controllers for IBM® System x® are part of the IBM. ServeRAID M Series family that 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 the performance that is demanded by the ever-growing I/O. requirements of today\'s enterprises. While M5110 comes as a small form factor PCIe adapter M5110e. comes integrated with the IBM System x3650 M4 and x3750 M4 servers. These adapters also share a. common set of upgrades simplifying inventory management. .