# WESTERNDIGITAL WD Scorpio 320GB 16MB 7200rpm > With SATA 3Gbps interface and 16MB cache, it offers consistent storage at a budget-friend Tags: hdd, western-digital, wd-scorpio, 2-5-inch, 7200rpm, sata Source: https://www.amazon.co.jp/dp/B001CO3EKQ Article page: https://web-autoai.com/articles/westerndigital-wd-scorpio-320gb-16mb-7200rpm?lang=en Prices and ratings change over time — check the article page for the current values. --- ## Overview The WESTERNDIGITAL WD Scorpio 320GB is a 2.5-inch internal hard disk drive featuring 7200 RPM spindle speed, 16MB cache, and a SATA 3Gbps interface. This model was a popular choice in the late 2000s and early 2010s for notebooks and compact desktops, offering a good balance of capacity, speed, and reliability. Despite the SSD era, this HDD remains relevant for specific use cases such as legacy PC upgrades, external backup drives, and low-cost data archiving. Its 320GB capacity won't challenge modern game installs, but it provides sufficient space for document storage, photo archives, or secondary backup. The 7200 RPM spin speed ensures faster sequential read/write than typical 5400 RPM drives, making it a decent performer in its class. Positioned as an entry-to-midrange storage solution, the WD Scorpio excels in environments where cost per gigabyte and data retention matter more than raw speed. It's a niche but solid pick for users who need a reliable mechanical drive for non-primary storage tasks. ## Compatibility Guide This WD Scorpio is a standard 2.5-inch SATA drive. It fits into any 2.5-inch bay in laptops, desktop PCs with adapters, or external USB enclosures. * Interface: SATA 3Gbps (SATA II). Backward compatible with SATA 6Gbps ports, but speed limited to ~300 MB/s. * Form factor: 2.5-inch, 9.5mm height. Compatible with most laptop bays and USB-SATA adapters. * Power: Uses SATA 15-pin power connector, draws about 5V/0.5A. Can be powered via USB-SATA cable. * Note: Not compatible with old IDE/PATA systems without a converter. ## Product Info The WD Scorpio 320GB was originally released by Western Digital as part of their mobile HDD lineup. This is relatively expensive for a 320GB drive compared to modern SSDs, but it's a specific niche product for users who need a genuine 7200 RPM 2.5-inch HDD. Key specs: 320GB capacity, 7200 RPM, 16MB cache, SATA 3Gbps interface, average seek time ~12ms, max read speed ~300 MB/s. Weight only 0.1 kg. The drive is known for low acoustic noise and vibration. Market position: a legacy/reliability-focused midrange HDD. It's not for speed demons, but it offers dependable mechanical storage for low-frequency access scenarios. ## Best Use Cases * Reviving an old notebook: If you have a laptop from 2008-2012, swapping the original slow or failing HDD for this fresh WD Scorpio can restore reliable storage. However, for OS booting, we still recommend an SSD — use this HDD for bulk storage. * Creating a portable external drive: Pair the WD Scorpio with a USB 3.0 enclosure for a compact, cost-effective backup drive. The 7200 RPM speed gives decent transfer performance for backups. * Media archive drive: Perfect for storing music, photos, videos, and documents that you access occasionally. The low cost per GB makes it suitable for cold storage. * Not recommended for: Primary OS drive, high-performance gaming, or applications requiring fast random I/O. Also avoid if you need silent operation — even though it's relatively quiet, an SSD is completely silent. ## Things to Consider Be aware that this WD Scorpio 320GB is an older model. Most units available for purchase are new old stock or used, so warranty coverage may be limited or absent. Check the seller's warranty policy before buying. The SATA 3Gbps interface caps maximum real-world transfer speeds at around 250-300 MB/s. This is far slower than any modern SSD's SATA 6Gbps performance (500+ MB/s). Using it as a boot drive will result in sluggish OS boot and application launches. Compared to alternatives like the Seagate Momentus or HGST Travelstar, the WD Scorpio is praised for its quiet operation and shock tolerance. However, stock is scarce and the price premium over a comparable SATA SSD may make it a poor value unless you specifically need an HDD for compatibility or data recovery reasons. ## FAQ Q: Can I use this HDD with Windows 11? A: Yes, it will be recognized as a data drive. It meets the 64GB minimum storage requirement, but using it as a boot drive will be very slow. We recommend it only for secondary storage. Q: Will it work in an external USB enclosure? A: Absolutely. Standard 2.5-inch SATA USB enclosures work fine. With a USB 3.0 enclosure, the HDD will run at its native speed (about 300 MB/s read). Q: How durable is the WD Scorpio? A: The MTBF is rated at approximately 300,000 hours under typical conditions. However, for old stock or used drives, actual lifespan may be shorter. Always maintain backups of important data regardless of drive age. ### Product Disclosure (Amazon) - Manufacturer: ウエスタンデジタル(Western Digital) - Seller: MIBAストア（インボイス登録済） - Fulfilled by: MIBAストア（インボイス登録済） - ASIN: B001CO3EKQ - Note: This article covers a manufacturer-made product based on Amazon listing details.