Scalable Storage Server On-Demand RS2418+/RS2418RP+ is an ideal storage solution for small- and medium-sized businesses with great flexibility in terms of expandable storage capacity, upgradable memory, and optional high-speed NIC or M.2 SSD cache support. It serves perfectly as a centralized file server, backup target for distributed businesses, or backup target for employee workstations in a growing business. CPU Quad-core 2.1GHz RAM options 4GB DDR4 UDIMM, up to 64GB Scalability Up to 24 drives with one RX1217/RX1217RP 1 Boost your storage performance with easy-to-install add-in cards Equipped with a PCIe 3.0 slot, RS2418+ supports installing an M.2 SSD adapter card or 10GbE NIC for a high-IOPS system cache and ultra-fast data model : ADATA XPG SX6000 Lite 512GB PCIe 3D NAND PCIe Internal Solid State Drive tag : NAS