QNAP TS-1683XU-RP-E2124-16G 256TB 16 Bay Rack Solution Installed with 16 x 16TB Seagate EXOS Drives DDR4 ECC memory detects & then corrects single-bit memory errors, demonstrating high reliability for crucial applications. Two 10 Gb E SFP+ Smart NIC ports with i SER support accelerate large file sharing, intensive data transfer, & VMware virtualization applications. PCIe expandability allows for graphics cards or 40 Gb E/ 25 Gb E/ 10 Gb E adapters to increase application performance. Supports VMware, Citrix, Microsoft Hyper-V & Windows Server 2016 virtualization with reliability & cost-efficiency. Software-defined SSD extra over-provisioning combats write amplification & optimizes SSD random write speeds for IOPS-demanding applications. Comprehensive security management, providing a security portal for your NAS & helping you to stay informed of NAS status at all times. The Intel Xeon E based TS-1683XU-RP enterprise NAS with up to 64 GB DDR4 ECC (Error Correcting Code) memory delivers server-grade performance with dependable reliability. It features Mellanox Connect X-4 Lx 10 Gb E controllers that not only fulfill bandwidth-demanding applications but also support i SER to offload CPU workloads with boosted virtualization performance, while PCIe expansion allows for installing graphics cards to empower video surveillance, virtualization & AI applications. The performance-driven TS-1683XU-RP provides you with advanced business-ready features, including software-defined SSD extra over-provisioning, software-defined networking & virtual switch, & much more.