Seagate ST1000NX0313 Internal SATA Hard Drive

Seagate ST1000NX0313 is an enterprise-capacity 1 TB, 2.5-inch SATA hard drive designed for always-on storage environments. It spins at 7200 RPM and includes 128 MB of on-board cache, delivering a sustained data transfer rate around 136 MB/s and an average access latency of about 4.16 ms, with a SATA 6 Gb/s interface for modern controllers. Weighing roughly 190 g, this drive is built for dense server racks, RAID arrays, and data-center backup appliances where reliability matters. It operates in a 5–55°C range (non-operating -40–70°C) and supports PowerChoice for power optimization. With an AFR around 0.44% and MTBF of 2.0 million hours, Seagate backs ST1000NX0313 with a 5-year limited warranty. This model is part of Seagate’s Enterprise Capacity 2.5 HDD family, offering enterprise-class reliability in a compact 2.5-inch footprint suitable for high-density storage, streaming workloads, and mixed-read/write enterprise workloads.