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  1. WD - Blue 1TB Internal SATA Hard Drive for Desktops

    Model: WD10EZEX/WDBH2D0010HNC-NRSN
    SKU: 9312067
    Your price for this item is $49.99
  2. Seagate - IronWolf 12TB Internal SATA NAS Hard Drive with Rescue Data Recovery Services

    Storage Capacity:
    12000GB
    Model: ST12000VNA008
    SKU: 6459354
    Your price for this item is $199.99
    The previous price was $259.99
  3. Seagate - Barracuda 8TB Internal SATA Hard Drive for Desktops

    Storage Capacity:
    8000GB
    Model: ST8000DMA04
    SKU: 6425021
    Your price for this item is $109.99
    The previous price was $136.99
  4. WD - Blue 1TB Internal SATA Hard Drive for Laptops

    Model: WD10SPZX/WDBMYH0010BNC-NRSN
    SKU: 9314126
    Your price for this item is $47.99
    The previous price was $52.99
  5. WD - Blue 4TB Internal SATA Hard Drive for Desktops

    Storage Capacity:
    4000GB
    Model: WD40EZAX/WDBH2D0040HNC-NRSN
    SKU: 9026007
    Your price for this item is $72.99
    The previous price was $82.99
  6. WD - Red Plus 8TB Internal SATA NAS Hard Drive for Desktops

    Storage Capacity:
    8000GB
    Model: WD80EFZZ/WDBC9V0080HH1-WRSN
    SKU: 6523110
    Your price for this item is $169.99
    The previous price was $209.99
  7. Seagate - IronWolf Pro 16TB Internal SATA NAS Hard Drive with Rescue Data Recovery Services

    Storage Capacity:
    16000GB
    Model: ST16000NTA01
    SKU: 6545785
    Your price for this item is $316.99
    The previous price was $329.99
  8. Seagate - IronWolf Pro 14TB Internal SATA NAS Hard Drive with Rescue Data Recovery Services

    Storage Capacity:
    14000GB
    Model: ST14000NEA008
    SKU: 6473141
    Your price for this item is $359.99
    Clearance
    The regular price is $449.99
  9. WD - Red Pro 18TB Internal SATA NAS Hard Drive for Desktops

    Storage Capacity:
    18000GB
    Model: WD181KFGX/WDBC9Y0180HH1-WRSN
    SKU: 6523108
    Your price for this item is $349.99
    The previous price was $519.99
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  11. WD - BLACK Gaming 4TB Internal SATA Hard Drive for Desktops

    Storage Capacity:
    4000GB
    Model: WD4005FZBX/WDBSLA0040HNC-NRSN
    SKU: 9315347
    Your price for this item is $127.99
    The previous price was $179.99
  12. Seagate - FireCuda 4TB Internal SATA Hard Drive for Desktops

    Model: ST4000DXA05
    SKU: 6498117
    Your price for this item is $149.99
  13. Seagate - SkyHawk 4TB Internal SATA Hard Drive for Desktops

    Model: ST4000VXA07
    SKU: 6387159
    Your price for this item is $91.99
    The previous price was $104.99

Buying internal hard drives.

Benefits of a new internal drive.

The increased storage capacity of a new internal drive will improve your PC’s performance and give you the ability to experience advanced features. For example, if you’re a graphic artist and you want to get the most out of graphic design software, you’ll need an internal hard drive with enough room for the data required to produce stunning visuals and to save your works in progress. When you first bring home your desktop computer, you might have a hard time believing that you’ll run out of space on the factory-installed internal hard drive. However, with all the photos, movies, and music saved to your desktop, you’ll find the capacity fills up more quickly than you thought it would. This is often true of professional artists and hobbyists who are fond of building their own PCs from scratch. Just make sure to measure the physical space inside your desktop so you know which form factor size will fit within your PC. No matter what size you’re shopping for, Best Buy carries a large selection, starting at smaller capacities and going all the way up to 8TB internal hard drives and higher.

Choosing the best internal hard drive size for you.

When deciding which size hard drive is best for your needs, it’s suggested that you buy as many terabytes as you can afford to avoid having to buy another one when it fills up. If you’re buying a secondary internal hard drive to support an existing one, thus freeing up space on the first, then a 1TB internal hard drive or 2TB internal hard drive will likely be enough. Shutterbugs and audiophiles who have an abundance of images and favorite tunes to store should consider investing in a 4TB internal hard drive or greater. Even though this size might seem like a hefty amount that would work for anyone, there are times when these storage capabilities just aren’t enough. If you’re into PC gaming, your gaming computer uses unique programs and hardware built to keep up with the action. As you add more peripherals to enjoy the game or you venture into the next level of gaming with virtual reality, you’ll need more storage to accommodate the visual data demands.

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