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

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3tb Disk Drives

An internal hard drive is one of the most important parts of your computer setup. It provides speed and storage for your everyday computing needs. Browse the top-ranked list of 3TB disk drives below along with associated reviews and opinions.

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  1. 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

  2. WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver

    SKU: JXTHCJFGR9

    Almost automatic, but not quite. I gave her 3TB for Time Machine and 1TB for project storage.

    Product Description

    A sleek silver portable hard drive featuring USB 3.0, USB-C, automatic backup, and 256-bit AES encryption.
    See all External Hard Drives
    Your price for this item is $139.99
    Save $15
    The previous price was $154.99

  3. WD - BLACK P10 Game Drive for Xbox 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black With White Trim

    SKU: JXTHCJF476

    I used the code included with this 3TB Drive to get a free two month trial of Xbox Game Pass Ultimate and immediately started to install games.

    Product Description

    A portable black hard drive with white trim offering 5TB storage and USB 3.2 Gen 1 connectivity.
    See all Xbox Series X|S Storage
    Your price for this item is $164.99
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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.