Synology RackStation RS1619xs+ is a high-performance 1U rackmount NAS with comprehensive storage, data backup, and collaboration applications, suitable for small- to medium-sized businesses. RS1619xs+ simplifies data management, optimizes virtualization environments, and rapidly expands storage capacity with minimal time investment in setup and maintenance. Synology RS1619xs+ is backed by Synology's 5-year limited warranty. Redundant power supplies, system fans, and network ports with failover support ensure continual service uptime. Powerful 1U NAS for growing businesses, featuring a quad-core CPU with AES-NI and 8 GB (up to 64 GB)DDR4 ECC UDIMM Built-in M.2 NVMe/SATA SSD slots for system cache support Excellent performance of over 1,523 MB/s sequential reading and 136,558 iSCSI random read IOPS Optional 10GbE NIC support Scalable up to 16 drives with Synology RX1217/RX1217RP ( only 1 expansion unit permitted) Complete virtualization solution with Synology Virtual Machine Manager Backed by Synology's 5-year limited warranty & Synology Replacement Service (SRS) Maximum IP camera: 75 (total of 2,250 FPS at 720p, H.264) (Including two free camera licenses; additional cameras require the purchasing of additional licenses) CPU Model Intel Xeon D-1527 CPU Architecture 64-bit CPU Frequency 4-core 2.2 (base) / 2.7 (turbo) GHz Hardware Encryption Engine (AES-NI) System Memory 8 GB DDR4 ECC UDIMM Memory Module Pre-installed 8 GB (8 GB x 1) Maximum Memory Capacity 64 GB (16 GB x 4) Drive Bays 4 Maximum Drive Bays with Expansion Unit 16 (RX1217/RX1217RP x 1) M.2 Drive Slots 2 (NVMe & SATA) Compatible Drive Type* (See all supported drives) •3.5' SATA HDD •2.5' SATA HDD •2.5' SATA SSD •M.2 2280 NVMe & SATA SSD Hot Swappable Drive RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support) USB 3.0 Port 2 PCIe Expansion 1 x Gen3 x8 slot (x8 link) Rack Installation Support* 4-post 19' rack Rail Kit - RKM114/RKS1317