Below are answers to frequently asked questions about the Hitachi HTS722016K9A300 hard drive, based on available technical information and user discussions.
Q: What is the Hitachi HTS722016K9A300?
A: The Hitachi HTS722016K9A300 is a 160GB 2.5-inch SATA hard disk drive designed for use in laptops and portable storage devices. It operates at a spindle speed of 7200 RPM, offering faster data access compared to standard 5400 RPM drives.
Q: What is the form factor of this drive?
A: This drive features a 2.5-inch form factor, making it compatible with most standard laptop hard drive bays and external enclosures designed for 2.5-inch drives.
Q: What is the interface type?
A: It uses a SATA (Serial ATA) interface, specifically SATA 2.0 (3 Gb/s) with backward compatibility with SATA 1.0.
Q: What is the storage capacity?
A: The storage capacity is 160 gigabytes (GB) formatted. This capacity is suitable for storing operating systems, applications, documents, and media files.
Q: What is the spindle speed?
A: The spindle speed is 7200 RPM (revolutions per minute). This higher rotational speed results in lower latency and faster read and write speeds than 5400 RPM drives.
Q: What is the cache buffer size?
A: The drive includes an 8 MB cache buffer, which helps improve performance by temporarily storing frequently accessed data.
Q: Is this drive compatible with newer SATA 3.0 (6 Gb/s) ports?
A: Yes, this drive is backward compatible with SATA 3.0 ports but will operate at the maximum speed of its SATA 2.0 interface, providing standard performance.
Q: What are the physical dimensions?
A: The physical dimensions are approximately 100 mm x 70 mm x 9.5 mm (length x width x height). The weight is around 100 grams.
Q: What is the power consumption?
A: Typical power consumption is about 1.8 watts during read/write operations and approximately 0.8 watts when idle.
Q: Is this drive suitable for use in a desktop computer?
A: Yes, while primarily designed for laptops, it can be used in a desktop computer if a 2.5-inch to 3.5-inch mounting bracket is used for physical fitting. SATA connectivity is standard.
Q: Does this drive support advanced features like NCQ?
A: Yes, it supports Native Command Queuing (NCQ), which optimizes the order of read and write commands to improve performance under heavy workloads.
Q: What operating systems are compatible?
A: This drive is compatible with all major operating systems that support SATA storage, including Windows, macOS, and Linux distributions.
Q: How do I install this drive?
A: Power down the device, disconnect the power source, locate the drive bay, slide the drive into the bay, connect the SATA data and power cables, secure the drive with screws, and reassemble the device. Formatting may be required if the drive is not pre-formatted.
Q: What is the warranty period?
A: The standard warranty period for this drive varies by retailer but typically ranges from 1 to 3 years. Check the specific purchase terms for exact coverage.
Q: Is this drive noisy during operation?
A: It operates relatively quietly with typical acoustic noise levels around 2.5 dBA during idle and 2.8 dBA during seek operations.