This article covers Seagate ST1000DM010 Guardian BarraCudaシリーズ 3.5インチ内蔵HDD 1TB SATA 6.0Gb.

Overview

The Seagate Guardian BarraCuda series has long been a staple in the internal HDD market, known for its balance of performance and affordability. The ST1000DM010 is a 3.5-inch model offering 1TB of storage with a 7200RPM spindle speed, making it a solid choice for secondary storage or bulk data archiving in desktop PCs. Equipped with a SATA 6.0Gb/s interface and 64MB of cache memory, this drive delivers consistent read and write speeds for everyday file operations. Its price-to-capacity ratio is excellent, appealing to users who need reliable storage without breaking the bank.

Compatibility Guide

The ST1000DM010 is a standard 3.5-inch SATA internal hard drive. It fits into most desktop PC cases that have a 3.5-inch drive bay. The SATA 6.0Gb/s interface is backward compatible with SATA II (3.0Gb/s) ports, so it can be used with older motherboards as well. Power is supplied via a standard SATA power connector, which is available on virtually all modern ATX power supplies. For use as a boot drive, simply connect it to a SATA port on your motherboard and set the boot order in BIOS. No additional drivers are required for Windows, macOS, or Linux.

Product Info

The ST1000DM010 sits in the entry-level to mid-range segment of Seagate's BarraCuda lineup. It has been on the market for several years but remains widely available through major retailers and online stores. Key specifications include 1TB capacity, 7200RPM rotational speed, 64MB cache, and SATA 6.0Gb/s interface. The drive comes with a 2-year limited warranty from Seagate. Pricing typically ranges from around $40 to $55 USD, offering excellent value per gigabyte.

Best Use Cases

First, this drive is ideal for backup and archival storage. Photos, videos, documents, and other files that don't require frequent access can be stored here safely. It's a cost-effective way to keep large amounts of data without occupying precious SSD space. Second, it works well as a secondary drive in a gaming PC. Install your operating system and frequently played games on an SSD, then move older titles, mod files, and game captures to this HDD. This keeps your SSD from filling up and maintains fast load times for active games. Third, it can serve as a component in a home file server or NAS. The 7200RPM speed provides adequate throughput for file sharing and media streaming. Multiple units can be combined in a RAID array for increased capacity or redundancy. ## Alternatives
A direct competitor is the Western Digital WD Blue 1TB (WD10EZEX). It shares nearly identical specs: 7200RPM, 64MB cache, 1TB capacity, and a similar price point. Both drives offer 2-year warranties and comparable real-world performance. The choice often comes down to brand preference or availability. Another alternative is the Toshiba DT01ACA100, also a 7200RPM 1TB 3.5-inch HDD. It is generally quieter than the Seagate and WD offerings, though availability may be more limited in some regions. All three are solid choices for budget-conscious storage expansion.

Things to Consider

Do not use this HDD as your primary boot drive. Its sequential read speed of around 200MB/s is far slower than even a basic SATA SSD, let alone an NVMe drive. Booting Windows or launching applications will feel sluggish. Always pair it with an SSD for the operating system and frequently used programs. Be aware that 3.5-inch HDDs generate noticeable vibration and noise during operation. If you prioritize a silent PC, consider a 2.5-inch HDD or an SSD instead. Also, HDDs are sensitive to physical shock, so handle the drive with care during installation and transport. Finally, while the 1TB capacity is sufficient for many users, larger drives (2TB, 4TB) are available at similarly attractive price-per-gigabyte ratios. If you anticipate needing more space in the near future, it may be worth investing in a higher-capacity model from the start to avoid the hassle of upgrading later.

Product Disclosure (Amazon)

  • Manufacturer: シーゲイト(SEAGATE)
  • Seller: ターゲットジャパン
  • Fulfilled by: ターゲットジャパン
  • ASIN: B01LNJBA2I
  • Note: This article covers a manufacturer-made product based on Amazon listing details.