Synology SAT5221 ,1920GB ,2.5" SATA SSDEnterprise solid state drives Synology SAT5200 Series SATA SSDs offer stable I O performance while reducing the latency of critical services and applications. They are built to handle mixed and intensive 24 7 workloads without compromising on endurance, providing a streamlined storage experience on Synology systems with minimal service disruptions. Performance Up to 67,000 4K random write IOPS Endurance Up to 10,000 TBW for 24 7 enterprise workloads