This article covers WD Scorpio Blue 320GB (5400 RPM) PATA 8MB Mobile Internal Hard Drive.

Overview

The Western Digital Scorpio Blue 320GB 5400RPM PATA 8MB Mobile Internal Hard Drive is a legacy 2.5-inch hard disk designed for notebook computers with a Parallel ATA (PATA) interface. With a capacity of 320GB and a rotational speed of 5400 RPM, it was a mainstream option for laptops around 2009. The 8MB cache helps buffer small data transfers. This drive is now primarily targeted at users who need to replace a failed PATA HDD in an older laptop, or who require a secondary storage solution for legacy systems. While SSDs have largely replaced HDDs for primary storage, this Scorpio Blue drive still serves a niche audience. Its low power consumption and quiet operation make it suitable for file servers or backup purposes, provided speed is not critical. However, it cannot compete with modern SSDs in terms of performance, so it is not recommended as an OS boot drive for current operating systems.

Compatibility Guide

This hard drive uses a PATA (IDE) interface, specifically Ultra ATA/100, with a standard 44-pin connector. It fits into any 2.5-inch drive bay designed for a 9.5mm thick device. Power is supplied via a dedicated 4-pin connector found on most PATA-enabled laptops. - Form Factor: 2.5-inch, 9.5mm height - Interface: PATA (Ultra ATA/100) - Connector: 44-pin IDE + 4-pin power - Compatible Systems: Notebooks from the mid-2000s to early 2010s that feature a PATA connector (e.g., ThinkPad T60, Dell Latitude D630, HP Pavilion dv6000). It can also be used in desktop PCs with a PATA port or a PATA-to-SATA adapter.

Product Info

The Western Digital Scorpio Blue family targets value-oriented mobile storage. This 320GB model was released around 2009 and is now discontinued. New-old-stock or used units are available through online marketplaces like . Warranty varies by seller—usually limited to 30–90 days on used drives. Market positioning: entry-to-mid level for legacy systems. It offers adequate capacity for document storage and light media usage, but is not suitable for high-performance applications. The 5400RPM spindle speed prioritizes low power over speed.

Best Use Cases

  1. Reviving an Old Laptop If you own a PATA-based notebook (e.g., IBM ThinkPad X41, Dell Latitude D430) with a dead HDD, this Scorpio Blue drive is a drop-in replacement. It avoids the need for adapters and keeps costs low. Not suitable for those seeking faster boot times—consider an SSD with a PATA-to-IDE converter instead. 2. Secondary Storage in a PATA Desktop For older desktop PCs with spare PATA ports, this drive can serve as a bulk storage device for backups or media archives. Its low noise and heat output are advantages. However, for primary storage, a SATA HDD or SSD is far more practical. 3. Data Retrieval Tool When extracting data from a deceased PATA laptop, this drive can be temporarily installed to copy files. It eliminates compatibility headaches that come with USB adapters. Not for long-term use—once data is moved, repurpose the drive or retire it.

Things to Consider

  • Speed Limitations: The 5400RPM spindle and 8MB cache result in sequential read speeds around 100 MB/s and write speeds about 80 MB/s. This is extremely slow by modern standards. Do not expect a snappy OS experience. - Availability & Pricing: New units are scarce; used ones are common. At around ￥13,581 on Japan, you are paying a premium for legacy compatibility. A comparable-capacity SATA HDD plus an adapter may be cheaper and more reliable. - Failure Risk: Used drives have unknown power-on hours. Sectors may have degraded. Always back up important data and consider the drive expendable. - No TRIM/SMART for modern OS: While basic SMART monitoring works, this drive lacks the advanced features of modern SSDs. Performance may degrade over time if heavily used. ## FAQ
    Q: Can I use this drive in a modern laptop? A: No. Modern laptops exclusively use SATA or NVMe interfaces. You would need an adapter (PATA to SATA), but physical fit and BIOS support are unlikely. Stick to PATA-native systems. Q: How does this drive compare to a 7200RPM PATA drive? A: A 7200RPM drive offers approximately 20-30% faster sequential transfers and better random access. However, 7200RPM PATA laptop drives are rare and often louder. For typical legacy use, 5400RPM is acceptable. Q: Is this drive compatible with Windows 10? A: Windows 10 works, but expect very slow boot times (2-5 minutes) and laggy application launches. Ideal for Windows XP or lightweight Linux distributions (e.g., Puppy Linux, Lubuntu).

Product Disclosure (Amazon)

  • Manufacturer: ウエスタンデジタル(Western Digital)
  • Seller: Kahala Market(輸入品専門店)
  • Fulfilled by: Kahala Market(輸入品専門店)
  • ASIN: B001SQH1DY
  • Note: This article covers a manufacturer-made product based on Amazon listing details.