WD Black 3.5" 4TB, 7200 RPM, 256MB, SATA III Hard Drive

This internal 3.5-inch hard disk drive provides 4 TB of storage capacity, designed specifically for high-performance desktop computing environments. It utilizes the SATA 6 Gb/s interface standard, ensuring compatibility with modern motherboards and enclosures. The drive operates at 7200 RPM, a specification that contributes to faster overall system responsiveness and minimized data retrieval times. This specific model is tailored for users requiring robust storage for resource-intensive applications, such as high-end gaming or advanced content creation workflows.

Performance is enhanced by a large 256 MB cache buffer, which facilitates quicker access to frequently requested data blocks. Sequential performance testing indicates maximum read speeds of 256 MB/s and write speeds reaching 202 MB/s. The drive maintains an average rotational latency of 4.17 ms, supporting consistent throughput across demanding operational sequences. Reliability measures include integrated S.M.A.R.T. technology for proactive health monitoring, intended to ensure stable long-term operation within standard desktop usage patterns.

• 4 TB storage capacity
• 7200 RPM spindle speed
• SATA 6 Gbit/s interface protocol
• 256 MB data buffer size
• 4.17 ms average rotational latency
• Integrated S.M.A.R.T. monitoring support
• 10,000 hour Mean Time Between Failures (MTBF) rating
• 5.8 W power consumption during idle state
• Standard 3.5" form factor
• Dimensions of 147 mm deep by 101.6 mm wide by 26.1 mm high