Expand your computer storage with high-capacity hard disk drives (HDD). They come in different designs, including internal HDDs, security drives and network-assisted (NAS) drives, to meet varying storage and performance needs. Internal desktop hard drives connect to the PC’s motherboard directly for speedy access to files. In contrast, NAS drives provide data access via a shared network, allowing for near-seamless storage and automated backups. Security-grade hard drives have a high workload rate to meet the demands of constant use. HDDs write data to magnetic disks that spin against a sturdy magnetized arm, making them durable accessories.

High Capacity Desktop Hard Drives Improve Performance

Most internal hard drives come with a Serial Advanced Technology Attachment (SATA) for easy connection to a compatible PC. Internal hard drives for notebooks showcase an even slimmer, lightweight build for an easy fit. Choosing a 7,200 RPM hard drive will result in faster data speeds than a 5,200 RPM notebook laptop hard drive, making it suitable for transferring large files, such as full HD movies. Some gaming computer hard drives come integrated with advanced write, multi-tier caching (MTC) technology to reduce the risk of potential file loss during power outages. Hard drives with advanced MTC technology also help improve your computing performance, allowing for easier data access and shorter load times. A gaming notebook hard drive may employ two-stage actuator positioning systems to deliver accurate performance for lag-free gameplay.

Surveillance Hard Drives Allow Consistent Use

Suitable for security systems, surveillance desktop hard drives deliver reliable performance even with intensive use. Some models have a workload rate of over 150TB/year, reducing the risk of hard drive failure. Others have built-in hard drive cooling mechanisms to reduce the high temperatures produced by continually running surveillance video recorders. Surveillance hard disk drives may also come with built-in rotational vibration (RV) sensors that detect vibrations and disperse them efficiently to protect your data. They often support use with multiple cameras, allowing you to expand your surveillance system to cover a larger area on a single drive. Integrated playback technology enhances productivity. Surveillance desktop hard drives work well with most operating systems, and fit into most casings, making them versatile accessories. Newer models may come with software that facilitates seamless data backups at the click of a button.

NAS Hard Drives Offer Shared Storage Options

Network assisted (NAS) hard drives allow multiple network users to access files from a single drive with ease, making them suitable for streaming and data backups in heavy multi-user environments. Built for continuous operation with little downtime, NAS hard drives support installation in multiple bay setups, enhancing versatility. Others come with vibration dampening materials for silent and discreet operation. Most networked hard disk drives come with software that monitors your drives’ health, ensuring it runs optimally. They may also provide integrated management tools that let you tweak drive performance and initiate data recovery measures.

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Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive - OEM
Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive - OEM
  • Height (maximum): 20.20mm
  • Width (maximum): 101.85mm
  • Length (maximum): 146.99mm
  • Model #: ST2000DM008
  • Item #: N82E16822184773
  • Return Policy: Extended Holiday Return Policy
  • $55.99
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  • $49.99 
  • Save: 10%
  • $3.99 Shipping

"Exactly what you would expect from a Seagate hard drive, cost effective, good performance and reliability."

  • 2
WD Blue 1TB Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD10EZEX
WD Blue 1TB Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 64MB Cache 3.5 Inch - WD10EZEX
  • Height (maximum): 26.10mm
  • Width (maximum): 101.60mm
  • Length (maximum): 147.00mm
  • Model #: WD10EZEX
  • Item #: 9SIAA0SJGP0930
  • Return Policy: View Return Policy
  • $28.85
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  • $28.22 
  • Free Shipping

"1.) Stores information. 2.) Doesn't corrupt data as a result of a dumb design feature that isn't clearly marked anywhere on the packaging for whatever reason, unlike some other drives by the same manufacturer."

  • 3
WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD40EFRX
WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD40EFRX

Limited time offer, ends 12/04

  • Height (maximum): 26.10mm
  • Width (maximum): 101.60mm
  • Length (maximum): 147.00mm
  • Model #: WD40EFRX
  • Item #: 9SIAKEYJ8N8125
  • Return Policy: View Return Policy
  • $80.01
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  • $79.59 
  • Free Shipping

"Fast Shipping. Massive amount of Storage. Cool and quite. Decent transfer speed."

  • 4
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage ST6000VN0033
Seagate IronWolf 6TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage ST6000VN0033
  • Height (maximum): 26.11mm
  • Width (maximum): 101.85mm
  • Length (maximum): 146.99mm
  • Model #: ST6000VN0033
  • Item #: 9SIAR88H057680
  • Return Policy: View Return Policy
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  • $105.39 
  • Free Shipping

"Been using this for years."

  • 5
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD4005FZBX
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD4005FZBX
  • NAND Flash Memory Type: Hard Drive
  • Recording Technology: CMR
  • Features: Inspiring performance and capacity WD Black performance storage is designed to enhance your PC experience across heavier computing tasks whether you are a digital artist, video editor, photographer, or gamer. Available with an impressive 256MB of DRAM cache on higher capacity models, the WD Black PC drive is optimized for drive
  • Usage: Gaming Hard Drives
  • Model #: WD4005FZBX
  • Item #: 234-000G-000W6
  • Return Policy: Extended Holiday Return Policy
  • $189.99
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  • $119.99 
  • Save: 36%
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"It's a good HDD to offload games you aren't currently playing on your nvm or ssd"

  • 6
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURZ
WD Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch WD40PURZ
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 26.10mm
  • Width (maximum): 101.60mm
  • Length (maximum): 147.00mm
  • Model #: WD40PURZ
  • Item #: 9SIA2W06GM1447
  • Return Policy: View Return Policy
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  • $85.90 
  • Free Shipping

"Easy to order a great product, and it was on sale."

  • 7
WD Gold 4TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch - WD4003FRYZ - OEM
WD Gold 4TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch - WD4003FRYZ - OEM
  • Features: Conquer tough workloads with enterprise-grade WD Gold HDDs. Available in 1TB to 14TB capacities Enhanced reliability with up to 2.5M hours MTBF Specifically designed for use in enterprise-grade data centers and storage systems Improve performance with our vibration protection technology HelioSeal technology delivers high capacities with a low power draw [12TB and
  • Usage: For Enterprise Storage
  • Height (maximum): 26.10mm
  • Width (maximum): 101.60mm
  • Model #: WD4003FRYZ
  • Item #: 1Z4-0002-013V8
  • Return Policy: Extended Holiday Return Policy
  • $176.99
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  • $149.99 
  • Save: 15%
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"Fast and quiet !"

  • 8
Seagate Exos 16TB Enterprise HDD X16 SATA 6Gb/s 512e/4Kn 7200 RPM 256MB Cache 3.5" Internal Hard Drive ST16000NM001G - OEM
Seagate Exos 16TB Enterprise HDD X16 SATA 6Gb/s 512e/4Kn 7200 RPM 256MB Cache 3.5" Internal Hard Drive ST16000NM001G - OEM
  • Average Latency: 4.16ms
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 26.11mm
  • Width (maximum): 101.85mm
  • Model #: ST16000NM001G
  • Item #: 1Z4-002P-015K6
  • Return Policy: Extended Holiday Return Policy
  • $449.99
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  • $289.99 
  • Save: 35%
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"Large Capacity Hard Drive that's great for the person that can't throw a program away! It's very quiet running and seems plenty fast other than if you sit around and let it spin down to save power, If so it seems to take a while to get ready to access again! I got around this buy going to my power settings and setting them to max power and telling ..."

  • 9
Seagate BarraCuda ST500DM009 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive
Seagate BarraCuda ST500DM009 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive
  • Average Latency: 6Gb/s
  • Height (maximum): 19.99mm
  • Width (maximum): 101.60mm
  • Length (maximum): 146.99mm
  • Model #: ST500DM009
  • Item #: 9SIAHZUJCC4160
  • Return Policy: View Return Policy
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  • $28.00 
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"well packed"

  • 10
Seagate IronWolf 12TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage ST12000VN0008 - OEM
Seagate IronWolf 12TB NAS Hard Drive 7200 RPM 256MB Cache SATA 6.0Gb/s CMR 3.5" Internal HDD for RAID Network Attached Storage ST12000VN0008 - OEM

+ $30 off w/ promo code SSBY2923, limited offer

  • NAND Flash Memory Type: Hard Drive
  • Recording Technology: CMR
  • Features: Optimized for NAS with AgileArray. AgileArray enables dual-plane balancing and RAID optimization in multi-bay environments, with the most advanced power management possible. Actively protect your NAS with IronWolf Health Management focusing on prevention, intervention, and recovery. High performance means no lag time or downtime for users during workload traffic for the NAS.
  • Usage: For NAS systems
  • Model #: ST12000VN0008
  • Item #: 1JW-001N-00027
  • Return Policy: Extended Holiday Return Policy
  • $359.99
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  • $229.99 
  • Save: 36%
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"Allowed me to combine four 2-TB HDD's from my wife's failed XP computer without her losing any data. (Her new Win 10 computer MB didn't support that many HDD's)"

  • 11
HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Enterprise Hard Drive  - w/3 Year Warranty
Refurbished: HGST Ultrastar 7K3000 HUA723030ALA640 (0F12456) 3TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Enterprise Hard Drive - w/3 Year Warranty
  • Parts: 3 Year Warranty from Reseller
  • Labor: 3 Year Warranty from Reseller
  • Model #: HUA723030ALA640-CR
  • Item #: 9SIA575FSC4987
  • Return Policy: View Return Policy
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  • $58.92 
  • Free Shipping

"Refurbished electronics seem to work very well typically"

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Colorful SSD 512GB M.2 2280 NVMe Gen3 x 4 PCIe 3D NAND, Internal Solid State Drive Read Up to 2400 MB/s, Model CN600 512GB
Colorful SSD 512GB M.2 2280 NVMe Gen3 x 4 PCIe 3D NAND, Internal Solid State Drive Read Up to 2400 MB/s, Model CN600 512GB
  • Sustained Sequential Read: 1000MB/S
  • Sustained Sequential Write: 500MB/s
  • Height: 8mm
  • Width: 80mm
  • Model #: CN600 512GB
  • Item #: 9SIB9RSHF03131
  • Return Policy: View Return Policy
  • $59.99
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  • $39.99 
  • Save: 33%
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"-Adding a lot more storage - good price - can be used as external drive"