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NAS Builder

Whether it’s to navigate your keepsake media collection, stream high-resolution videos in your own personal cloud, or to share and access files securely to other employers with ease as a business owner, an NAS (Network Attached Storage) provides a high-capacity storage solution that connects to your home or office network. With 24/7 access through your mobile device or PC, NAS is a cost-effective way to back up essential data without paying a high cloud subscription fee.

Buying a Hard Drive is EASY! (HD Buying Guide by Seagate)

Join Kenan on this fun and detailed breakdown that introduces Seagate's IronWolf and IronWolf Pro hard drives and clarifies which hard drive is better for various scenarios. Kenan also answers the questions: Why buy a hard drive in the first place? What type of hard drive should you buy (HDD vs SSD)? What size should the hard drive be? All of these answers, and more, are here!

Hard Drive Featured Items

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WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
  • Dimensions: 6.53" x 1.89" x 5.30"
  • Weight: 1.98 lbs.
  • Package Contents: WD Elements Desktop hard drive SuperSpeed USB-A cable (5Gbps) AC adapter Quick Install Guide
  • Model #: WDBWLG0200HBK-NESN
  • Item #: N82E16822234519
  • Return Policy: Extended Holiday Return Policy
WD Red Plus 4TB 3.5" 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ
WD Red Plus 4TB 3.5" 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ
WD Red Plus 10TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD100EFGX
WD Red Plus 10TB NAS Hard Disk Drive - 7200 RPM Class SATA 6Gb/s, CMR, 512MB Cache, 3.5 Inch - WD100EFGX
WD Red Plus 8TB 5640 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drives -WD80EFPX
WD Red Plus 8TB 5640 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drives -WD80EFPX
Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive
Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive
Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drives Bare Drive - OEM
Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drives Bare Drive - OEM

Save even more w/ combo purchase, limited offer

Seagate IronWolf ST4000VN006 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive
Seagate IronWolf ST4000VN006 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive HDD
Seagate IronWolf 8TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage - ST8000VN004
Seagate IronWolf 8TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage - ST8000VN004
Synology HAT3310 16TB Plus Series SATA III 3.5" Internal NAS HDD (HAT3310-16T)
Synology HAT3310 16TB Plus Series SATA III 3.5" Internal NAS HDD (HAT3310-16T)

+ $20 off w/ promo code BNWF47, limited offer

  • Brand: Synology
  • Capacity: 16TB
  • RPM: 7200 RPM
  • Interface: SATA 6.0Gb/s
  • Model #: HAT3310-16T
  • Item #: N82E16822108844
  • Return Policy: Extended Holiday Return Policy
Synology HAT3300 4TB Plus Series SATA HDD 3.5"
Synology 4TB HAT3300 Plus Series SATA III 3.5" Internal NAS HDD (HAT3310-4T)
  • Brand: Synology
  • Series: HAT3300 Plus Series
  • Capacity: 4TB
  • RPM: 5400 RPM
  • Model #: HAT3300-4T
  • Item #: N82E16822108832
  • Return Policy: Extended Holiday Return Policy
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
WD Elements 16TB USB 3.0 Desktop External Hard Drive WDBWLG0160HBK-NESN Black
  • Dimensions: 6.53" x 1.89" x 5.31"
  • Weight: 1.98 lbs.
  • Package Contents: WD Elements Desktop hard drive SuperSpeed USB-A cable (5Gbps) AC adapter Quick Install Guide
  • Model #: WDBWLG0160HBK-NESN
  • Item #: N82E16822234435
  • Return Policy: Extended Holiday Return Policy
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive
Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive

Save even more w/ combo purchase, limited offer

Hard Drives & HDDs for PC Storage | Newegg

Explore a wide selection of HDDs from trusted brands like Seagate, Western Digital, and Toshiba, ranging from 1TB to 6TB with speeds between 5400 and 7200 RPM. This page is designed for PC builders and upgraders seeking reliable storage solutions, featuring the latest Black November deals and Black Friday deals on hard drives.

How to Choose Hard Drive

Key Features to Compare When Choosing a Hard Drive

  • Storage Capacity: Ranges typically from 1TB to 6TB for standard PC HDDs, with options up to 12TB in external models for huge libraries.
  • Rotational Speed (RPM): Commonly 5400 RPM for quieter, energy-efficient drives or 7200 RPM for faster data access and better performance.
  • Form Factor: Desktop hard drives usually come in 3.5” sizes, while laptops use compact 2.5” HDDs; external drives vary based on portability needs.
  • Interface Type: SATA is the standard for most internal HDDs, offering easy compatibility; USB 3.0 and Thunderbolt are preferred for external models to maximize data transfer speed.
  • Reliability and Warranty: Brands like Seagate, Western Digital, and Toshiba provide trusted durability backed by warranty terms that matter for long-term use.
  • Use Case: Whether desktop storage, laptop upgrades, backups, or on-the-go data transfer, the drive’s features should align with your daily computer needs.

Why Rotational Speed (RPM) Is Crucial for Hard Drives

Among the specifications visible on hard drive labels, rotational speed is a primary factor shaping overall performance. Measured in revolutions per minute, 5400 RPM drives offer quieter operation and lower energy consumption, making them ideal for laptops and low-power setups. Meanwhile, 7200 RPM models spin faster and access files more quickly, which improves load times, file transfers, and responsiveness for gaming and professional environments. When shopping Newegg’s internal HDD selection like these Desktop/Laptop Internal HDDs, consider which RPM best suits your workload and noise tolerance, especially as you evaluate options during Black November deals and Black Friday deals.

Hard Drives for Advanced and Enterprise Use

For professionals handling massive datasets or demanding server environments, enterprise HDDs present specialized solutions. These drives often operate at higher RPM speeds above 7200 RPM and use robust SAS interfaces designed for reliability and scalability under continuous heavy load. Newegg offers enterprise-grade solutions to support data centers and commercial applications requiring uptime and performance consistency. Explore options on our Enterprise HDDs page for cutting-edge technology that exceeds regular PC storage demands, perfect for data professionals gearing up during Black November deals.

Performance and Setup Tips

  • Format your hard drive with the appropriate file system to ensure compatibility and optimal performance for your operating system.
  • Use SATA III interfaces on your motherboard to take full advantage of 7200 RPM HDD speed capabilities.
  • Keep your hard drive cool and well-ventilated; consider Hard Drive & SSD Cooling solutions to avoid thermal throttling.
  • Schedule regular backups and consider external or portable drives for redundancy, like those found in Portable External HDDs.
  • Perform disk health checks periodically using software tools to catch errors early and extend your drive's lifespan.
  • When adding a new internal drive, align it physically for the best airflow inside your case and connect with high-quality SATA cables from the HDD / SSD Accessories section.

Newegg shopping tip: When choosing a hard drive, consider both capacity and speed—larger storage suits media-heavy use, while faster RPMs improve load times. Keep an eye out for Black November deals and Black Friday deals to find the best options that fit your needs and budget.

Explore Hard Drive & Related Categories

Desktop External HDDs

Store massive desktop backups or multimedia libraries with reliable external HDDs featuring USB 3.0 and up to 12TB capacity for steady, budget-friendly storage.

Desktop/Laptop Internal HDDs

Opt for high-capacity SATA internal HDDs in 7200 RPM for desktops and laptops aiming to balance speed and cost without sacrificing data security.

Desktop Internal Hard Drives

Keep your desktop running smoothly with 7200 RPM SATA internal hard drives engineered for broad compatibility and solid daily performance.

Hard Drives 101: What New Shoppers Should Know

If you’re new to hard drives, understanding the basics is key to picking the right storage for your PC. Hard Disk Drives (HDDs) store data on magnetic disks and are favored for their large capacities and affordability compared to SSDs. Common capacities range from 1TB to 6TB, perfect for storing documents, photos, videos, and games. Speed typically varies between 5400 RPM and 7200 RPM, with the higher RPM offering quicker data access but possibly more noise and power usage. Whether you need a drive for backups or everyday use, exploring Desktop/Laptop Internal HDDs helps you find options optimized for both desktops and laptops.

Building or Upgrading a Desktop PC

When building a desktop or upgrading your current setup, internal hard drives are essential for storing your operating system, applications, and large media files. Desktop Internal Hard Drives, typically running at 7200 RPM, strike the right balance between speed and capacity for gamers, creatives, and daily users who need reliable performance. Larger capacities from 1TB up to 6TB accommodate extensive game libraries and video editing projects, while SATA interfaces ensure broad motherboard compatibility. For added storage or backup, consider pairing your build with Desktop External HDDs to keep your data safe and accessible.

Backing Up Data and Expanding Storage for Laptops

Laptop users often need portable or compact storage solutions that won’t weigh down their workflow or battery life. Internal Laptop Internal Hard Drives typically spin at 5400 RPM to reduce power consumption and extend battery life while still offering ample space for photos, work files, and media. For easy data backups or extra capacity while on the move, consider rugged Portable External HDDs that connect via USB for quick transfers and plug-and-play convenience—perfect companions for laptops on Black November deals and Black Friday deals season.

Before You Buy

  • Confirm the drive type needed (internal vs. external) based on your device and storage goals.
  • Check the capacity requirement to ensure ample space for your files and future growth.
  • Consider RPM speed—7200 RPM for faster performance versus 5400 RPM for quieter, cooler operation and longer battery life.
  • Verify connection interfaces like SATA for internal drives or USB 3.0/3.2 for externals to match your system ports.
  • Assess drive size compatibility, especially for laptops requiring 2.5" form factor drives.
  • Explore accessory options like HDD / SSD Accessories or enclosures for extended use cases.
  • Plan your budget while taking advantage of Black November deals and Black Friday deals to get the most value.

Research more: If you’re weighing options between different hard drives, Newegg Insider’s detailed buying guides cover everything from RPM speeds to storage capacity and reliability. Dive into those resources to make an informed pick, especially with Black November deals and Black Friday deals enhancing your choices.

Last Updated: November 2026 | Newegg Hard Drive Buying Guide


Hard Drive FAQs:

How does an SSD compare to an HDD for everyday use?

SSDs are faster and more reliable because they have no moving parts, which means quicker boot times and file access; HDDs offer more storage for less money but run slower and are more prone to mechanical failure.

Are Western Digital hard drives better than Seagate for gaming?

Both brands produce solid drives, but Western Digital tends to focus more on performance and endurance in their gaming line, while Seagate offers higher capacity options at a lower cost, so it depends if you prioritize speed or storage size.

How do I know if I need a SATA or an NVMe hard drive for my computer?

It mostly depends on your motherboard’s compatibility and what you want speed-wise. SATA drives use a slower interface and are generally cheaper, while NVMe drives connect via PCIe slots and deliver much faster data transfer speeds.

What’s the difference between HDD and SSD hard drives?

HDDs store data on spinning disks and tend to offer more storage for less money, but they’re slower and more prone to damage. SSDs use flash memory, so they’re faster, quieter, and more reliable, but usually cost more per gigabyte.

Should I get an SSD or HDD for my everyday use computer?

If you want faster boot times and quicker file access, go with an SSD. But if you need a lot of storage on a budget, an HDD gives you more space for the price.

How do I decide what capacity hard drive to buy?

Think about what you'll store—photos, videos, games—and how much space you currently use. For general use, 500GB to 1TB is usually enough, but if you handle large files, consider 2TB or more.

How do I properly initialize a new hard drive for use on my computer?

After connecting the drive, go to your Disk Management tool, find the new drive, and follow the prompts to initialize it. This process formats the drive so your operating system can recognize and use it.

Can I use an external hard drive on multiple devices without losing data?

Yes, as long as the hard drive is formatted with a file system supported by each device, like exFAT for Windows and Mac compatibility, you can safely move it between systems without erasing your files.

Bestselling Hard Drive Reviews:

Anonymous
5/8/2026 5:51:22 AM
Worth it!

“ Great hard drives overall! ”

Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5" Internal Hard Drive - OEM
CHRISTOPHER S.
12/29/2025 3:44:13 PM
Great reliable drive

“ I rely on these drives for my work PCs, and have trusted WD black going back to the Velociraptor days 20 years back. ”

WD Black 10TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX
Danny M.
12/13/2025 7:02:54 PM
Great external hard drive

“ I've always been a fan of Western Digital hard drives over the past 30 years because they have have always had great reliability ”

WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
BRIAN Y.
10/24/2025 5:33:56 PM
Pretty fast for a HDD this size, but LOUD

“ So far so good. As I only use it as second backup - backing up my backups - it doesn't run very often, and I don't have to listen to it every day. I can hear it two rooms away when it's writing, with the doors open, it's really that loud. It's too early to have any idea of it's longevity, but I have two older Seagate 8TB HDDs and they're both still running fine after 6 years -- just past expected life for HDDs -- and no bad sectors or other issues yet. ”

Seagate Expansion 12TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP12000400)