The RS422+ is a compact 1U 4-bay rackmount NAS for home, office and small business networks, built for high-speed backups, file sharing and video surveillance archiving. Its four 2.5"/3.5" SATA drive bays are driven by a 2.6 GHz AMD Ryzen R1600 dual-core processor and 2GB of DDR4 ECC RAM, with sequential reads of up to 590 MB/s and sequential writes of up to 521 MB/s. Two Gigabit Ethernet ports support failover and link aggregation for fast, reliable connections to compatible network devices, and a single USB 3.2 Gen 1 Type-A port is available for direct-attached storage. RAID 0, 1, 5, 6 and 10 are supported alongside Synology Hybrid RAID (SHR), JBOD and Single configurations, balancing performance against data security. Runs Synology DiskStation Manager (DSM).