Below are answers to frequently asked questions about the Western Digital WD4000YS hard drive, based on available technical information and user discussions.
Q: What is the Western Digital WD4000YS?
A: The Western Digital WD4000YS is a 400GB hard disk drive designed for enterprise storage environments. It operates at 7200 RPM and uses a SATA interface.
Q: What is the spindle speed of the WD4000YS?
A: The spindle speed of the WD4000YS is 7200 revolutions per minute.
Q: What interface does the WD4000YS use?
A: It uses a SATA 3.0 Gb/s interface, which is backward compatible with SATA 1.5 Gb/s.
Q: What is the cache size of the WD4000YS?
A: The drive features a 16 MB cache buffer.
Q: Is the WD4000YS suitable for RAID configurations?
A: Yes, it is designed for enterprise RAID environments and includes features like RAFF (Rotary Accelerometer Feed Forward) to handle vibration in multi-drive setups.
Q: What is the average latency of the WD4000YS?
A: The average latency is 4.2 milliseconds.
Q: What is the data transfer rate of the WD4000YS?
A: The sustained data transfer rate is up to 72 MB/s.
Q: What is the power consumption of the WD4000YS?
A: Typical power consumption is approximately 8.4 watts during read/write operations and 5.8 watts at idle.
Q: What is the noise level of the WD4000YS?
A: The acoustic noise level is rated at 2.9 dBA during idle and 3.1 dBA during seek operations.
Q: What is the operating temperature range for the WD4000YS?
A: The drive operates within a temperature range of 0°C to 60°C.
Q: Does the WD4000YS support Native Command Queuing?
A: Yes, it supports Native Command Queuing for optimized command execution.
Q: What is the physical size of the WD4000YS?
A: The drive is a standard 3.5-inch form factor with dimensions of approximately 26.1 mm in height, 101.6 mm in width, and 147 mm in depth.
Q: Does the WD4000YS have a built-in shock protection feature?
A: Yes, it includes Shock Protection Technology to help protect the drive during handling and operation.
Q: Is the WD4000YS compatible with all operating systems?
A: It is compatible with most operating systems, including Windows, Linux, and macOS, when used with the appropriate drivers.
Q: What is the warranty period for the WD4000YS?
A: The drive comes with a limited warranty of 5 years from the date of purchase.