Here is another high-end NAS system ready for your small business storage needs. The QNAP TVS-872N Multi-Gigabit NAS System is driven by an Intel Core i3-8100T Quad-Core 3.1GHz processor. It supports 16TB of storage space with 8GB of RAM. It also has Intel UHD Graphics 630.
This NAS system features 5GBASE-T high bandwidth with 5 times the speed of regular Gigabit Ethernet. It supports M.2 SSD. You can find out more about it here.