Western Digital Hard Disk Blue Disk
Western Digital Blue Disk (WD Blue) is a hard disk series launched by Western Digital for the mainstream consumer market, positioning the "all-round player" in home and office scenarios. The series is divided into two product lines: mechanical hard disks (HDD) and solid state drives (SSD). Mechanical hard disks focus on balanced performance, affordable price, stable and reliable, suitable for daily office and home storage; SSD series provides high-speed read and write experience to meet system disk and lightweight creation needs. Western Digital Blue Disk is known as the "panacea" in the hard disk industry due to its "moderate performance, affordable price and strong compatibility". It is an ideal choice for users who pursue cost performance.
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Estimated Delivery Date: Dec 01 - Dec 01
Frequently Asked Questions
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Specifications
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1. Mechanical Hard Disk (HDD) Series: Stable and Reliable Storage Cornerstone
Core Specifications and Features :
Capacity Range : 500GB to 14TB, covering storage requirements from entry-level to high-end
Speed configuration : Mainstream capacity (1TB and below) is mostly 7200RPM, large capacity (2TB and above) is mostly 5400RPM, taking into account performance and power consumption
Cache configuration : 32MB-256MB range, large capacity hard disk with larger cache (such as 4TB/6TB with 256MB)
Interface type : SATA 6Gb/s (mainstream), some older models support SATA 3Gb/s
recording technology : mainly use CMR (vertical magnetic recording), some low-capacity models may use SMR (shingle type)
quality assurance period : Standard 2-Year Limited Warranty
Technical Highlights :
- WhisperDrive Noise Reduction Technology : Optimize motor and head operation, reduce working noise, and create a quiet environment
- NoTouch Ramp Loading Technology : Place the head in a safe position away from the disk surface when not working to prevent vibration damage
- IntelliPower Intelligent Power Management : Automatically adjust speed, power consumption and cache to achieve a balance between performance and energy efficiency
- Dynamic cache technology : Automatically adjust the cache usage policy according to the workload to improve data access efficiency
- Performance :
7200RPM model: sequential read speed about 150-210MB/s, random read and write IOPS about 80-120
5400RPM model: sequential read speed about 120-180MB/s, lower power consumption, less noise
Advantages of CMR version: track independence, more stable long-term write performance, not affected by available space, more suitable for frequent read and write scenarios
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