Below are answers to frequently asked questions about the Seagate ST3400832NS hard drive, based on available technical information and user discussions.
Q: What is the Seagate ST3400832NS?
A: The Seagate ST3400832NS is a 400GB hard disk drive designed for enterprise and nearline storage applications. It belongs to the Barracuda ES series and features a 3.5-inch form factor with a SATA 3.0 Gb/s interface.
Q: What is the spindle speed of this drive?
A: The spindle speed of the ST3400832NS is 7200 RPM, providing a balance between performance and reliability for continuous operation in server environments.
Q: What is the cache size?
A: This drive includes an 16MB cache buffer to improve data transfer efficiency and reduce latency during read and write operations.
Q: What is the data transfer rate?
A: The maximum sustained data transfer rate is up to 78 MB/s, while the interface supports a burst transfer rate of 3.0 Gb/s.
Q: What are the physical dimensions and weight?
A: The drive measures 26.1 mm in height, 101.6 mm in width, and 146.99 mm in depth. It weighs approximately 720 grams.
Q: What is the power consumption?
A: Typical power consumption is around 12.5 watts during read/write operations and about 10.5 watts when idle. It also supports staggered spin-up for reduced peak power draw in multi-drive setups.
Q: Is it compatible with modern operating systems?
A: The ST3400832NS uses a standard SATA interface, so it is compatible with any system that supports SATA drives. However, its 400GB capacity and older 3.0 Gb/s speed may not leverage the full capabilities of newer SATA III controllers.
Q: What is the mean time between failures (MTBF)?
A: The drive has a rated MTBF of 1.2 million hours, indicating a high level of reliability for enterprise use.
Q: Does it support NCQ (Native Command Queuing)?
A: Yes, the ST3400832NS supports NCQ to optimize command ordering and improve performance under heavy workloads.
Q: What is the warranty period?
A: Seagate originally provided a 5-year limited warranty for this model, though specific terms depend on the region and purchase date.
Q: Can this drive be used in a RAID array?
A: Yes, it is designed for nearline and enterprise environments, making it suitable for RAID configurations. It includes error recovery controls to minimize drive dropouts in RAID arrays.