This article covers Seagate Barracuda 7200.12 st3500418as 500 GB 7200 RPM 16 MBキャッシュSATA 3.0 GB.

Overview

The Seagate Barracuda 7200.12 ST3500418AS is a 3.5-inch internal hard disk drive with a 500GB storage capacity. It features a spindle speed of 7200 RPM, 16MB cache memory, and a SATA 3.0Gb/s interface. This drive is positioned as an entry-level HDD suitable for secondary storage or data backup in desktop PCs. As part of the long-standing Barracuda series, it offers reliable performance at an affordable price point.

Compatibility Guide

This drive uses the 3.5-inch form factor, fitting into standard desktop drive bays. It connects via SATA 3.0Gb/s (SATA II) and is backward compatible with SATA 6.0Gb/s (SATA III) ports, though transfer speeds will be limited to 3.0Gb/s. Power is supplied through a standard SATA power connector. For use as a boot drive, ensure your motherboard supports legacy boot or UEFI mode. It works with most desktop motherboards from the late 2000s onward.

Product Info

The Seagate Barracuda 7200.12 ST3500418AS was originally released around 2010 and is now primarily available through secondhand markets or clearance stock. Warranty coverage depends on the seller for used units. It sits in the entry-level market tier, ideal for archiving and backup tasks. Sequential read speeds reach up to 375MB/s and write speeds up to 300MB/s, which are standard for HDDs of its era but significantly slower than modern SSDs.

Best Use Cases

Data Backup: Perfect for users who need to regularly back up documents, photos, and other important files. The cost per gigabyte is lower than SSDs, making it a budget-friendly choice for bulk storage. Secondary Storage: Use alongside a primary SSD for storing games, media libraries, or less frequently accessed data. The 7200 RPM spindle speed provides faster access than 5400 RPM drives. * Legacy PC Upgrades: Ideal for replacing an aging HDD in an older desktop with SATA II support, offering a cost-effective capacity increase without compatibility issues.

Things to Consider

The 500GB capacity is limited for modern gaming or large media collections. The SATA 3.0Gb/s interface cannot fully utilize SATA III bandwidth, capping transfer speeds. Compared to SSDs, this HDD is much slower for random reads/writes, making it unsuitable as a primary OS drive due to noticeable lag. When buying used, check for power-on hours and bad sectors. New stock is scarce, so availability may be inconsistent.

Product Disclosure (Amazon)

  • Manufacturer: シーゲイト(SEAGATE)
  • Seller: P-LAB
  • Fulfilled by: P-LAB
  • ASIN: B0035G0JAW
  • Note: This article covers a manufacturer-made product based on Amazon listing details.