Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

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Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

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internal hard drives

Reliable Hard Disk

A hard disk is the device that stores and retrieves data on a computer. A hard disk drive (HDD) is a magnetic disk storage device that holds data on rapidly rotating platters with magnetic surfaces. Hard disks are found in desktop and laptop computers, as well as in external storage systems ranging from portable USB drives to large-scale RAID arrays. Here are some of the best and most reliable hard disk drives on the market today.

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  1. SanDisk - Extreme Portable 8TB External USB-C NVMe SSD - Black

    SKU: JXJ62CRYYF

    Product Description

    A rugged black external SSD offering 8TB NVMe storage, USB-C connectivity, and fast 1050MB/s read speeds.
    See all External SSDs
    Your price for this item is $1,494.99

  2. Seagate - IronWolf Pro 20TB NAS Internal Hard Drive with Rescue Data Recovery Services

    SKU: J37C5H5LGW

    Product Description

    An enterprise-grade red internal HDD with 20TB capacity, 7200 RPM, CMR technology, and data recovery services.
    See all Internal Hard Drives
    Your price for this item is $499.99

  3. WD - Blue 3TB Internal SATA Hard Drive for Desktops

    SKU: JXTHCJ4K8X

    Product Description

    A reliable blue internal SATA hard drive offering 3TB storage, 5400 rpm speed, and efficient performance.
    See all Internal Hard Drives
    Your price for this item is $119.99

  4. Seagate - IronWolf Pro 28TB NAS Internal Hard Drive with Rescue Data Recovery Services

    SKU: J37C5H5KWC

    Product Description

    An enterprise-grade 28TB internal HDD offering 24x7 reliability, RAID support, and Rescue Data Recovery Services.
    See all Internal Hard Drives
    Your price for this item is $689.99

  5. Seagate - Skyhawk Surveillance 6TB Internal Hard Drive

    SKU: J37C5HZSFV

    Product Description

    A surveillance-optimized 6TB internal HDD with 24/7 reliability, RV sensors, and health management technology.
    See all Internal Hard Drives
    Your price for this item is $169.99

  6. Seagate - BarraCuda 24TB 3.5" Internal Hard Drive for Desktops

    SKU: J37C5H54TZ

    Product Description

    A high-capacity 24TB 3.5" internal HDD offering reliable performance for desktop storage expansion.
    See all Internal Hard Drives
    Your price for this item is $519.49
    Save $12
    The previous price was $532.32

  7. SanDisk - Extreme 2TB Portable SSD External USB Type-C SSD, up to 2000MB/s, IP65 water / dust resistance - Black

    SKU: JXJ62CQGCV

    Product Description

    A rugged black portable SSD offering 2TB storage, USB-C connectivity, fast 2000MB/s speeds, and IP65 protection.
    See all External SSDs
    Your price for this item is $515.99
    Save $74
    The previous price was $589.99

  8. Seagate - BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC

    SKU: J37C5HTJJC

    Product Description

    A reliable 4TB internal HDD offering 5400 RPM speed, 256MB cache, and SATA 6 Gb/s connectivity.
    See all Internal Hard Drives
    Your price for this item is $116.99
    Save $27
    The previous price was $144.75

  9. Samsung - 870 EVO 2TB Internal SSD SATA

    SKU: J3ZYGCHH26

    Product Description

    A high-performance black internal SSD offering fast speeds, reliable storage, and built-in data encryption.
    See all Internal SSDs
    Your price for this item is $359.99

  10. Lexar - NS100 2.5" SATA III 6 GB/s Solid-State Drive 512 GB - Black

    SKU: J36XPKZPVG

    Product Description

    A black SATA III SSD offering 512GB storage, up to 550MBps read speeds, and shock resistance.
    See all Internal SSDs
    Your price for this item is $169.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.