Secure your digital data with some top-rated computer internal hard drives. Built to last, they come in a wide range of storage capacity options to meet your specific memory standards. Gaming desktop hard disk drives offer fast read/write speeds to augment your gaming experience, while network-attached storage (NAS) drives make it easier to automate backup schedules. Most internal hard disks have a Serial Advanced Technology Attachment (SATA) interface for easy installation and power efficiency. Computer internal hard drives with advanced write caching enhance performance, and reduce the risk of data loss from unexpected power outages.

NAS Internal Hard Drives Provide Centralized Storage

A network-assisted storage (NAS) drive allows various network users to access data from your shared storage, making it easier to share data with colleagues. They run with a RAID (Redundant Array of Independent Disks) configuration, so you can store your networked data across multiple hard drives for collaborative workloads. Most NAS internal HDDs support connectivity with multiple bay systems for increased versatility. Some come with drive health monitoring and management tools that automatically display preventive and recovery measures, which improves efficiency. Built for multi-user environments, NAS dives also facilitate wireless sharing, making it easier to stream media content seamlessly. Most models, including mac hard drives, have a vibration-dampened exterior that minimizes ambient noise emissions, letting you concentrate. NAS HDDs also consume low power, keeping your NAS operating temperature cool and saving you valuable energy costs. 

Gaming Internal Hard Drives Run at Fast Speeds

Compared to standard drives, gaming hard drives have a higher rotations-per-minute (RPM) rating, saving you time when transferring sizable amounts of data. These tough desktop internal hard drives also typically have a high mean-time-between-failures (MTBF) rating for ensured durability, even with intensive use. Equipped with advanced Rotational Vibration Safeguard (RVS) technology, they protect your data through autonomous correction of vibrations. Gaming desktop hard disk drives offer increased accuracy with two-stage actuator positioning systems. Some models come with dynamic fly height technology that adjusts the read-write head fly height in real-time, reducing errors. Compact laptop internal hard drives come in a compact layout to fit into your portable PC. Consider choosing a solid state drive (SSD) for more robust performance. They offer faster boot-up times and quicker transfers, making them a good fit for gaming computers. 

Surveillance Internal Hard Drive Boost Security System Functioning

Engineered to withstand elements, surveillance computer internal hard drives offer optimized support for surveillance security systems. Some models provide automated analytics for network video recorders (NVR), allowing the use of multiple cameras. They also offer the flexibility of expanding your security surveillance system easily with various chipsets and enclosures. Equipped with playback technology, surveillance internal HDDs help you find accurate footage in case of a breach. Look for models that come with companion software that facilitates drive cloning and backing up of your operating system and data. High capacity surveillance drives offer ample room for storage of high definition videos.

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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
  • Height (maximum): 20.20mm
  • Width (maximum): 101.85mm
  • Length (maximum): 146.99mm
  • Model #: ST2000DM008
  • Item #: 9SIAG98K406686
  • Return Policy: View Return Policy
  • $64.95
  •  
  • $63.95 
  • Free Shipping

"Writes amazingly fast. The cache size really helps. I can write to the drive using Nvidia shadow play without any FPS loss. Great for video game capture. Really good price."

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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 #: 9SIA65EK2A4456
  • Return Policy: View Return Policy
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  • $37.99 
  • Free Shipping

"Great for the average user or enthusiast. The transfer rate for average files is a steady 140MB/s. However, if you are transferring a large amount of small files, this will decrease due to the access time of about 20ms. I plan on using this for a home theater PC and have found the hard drive is very quiet and doesn't put off much heat, even unde..."

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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 #: 9SIADU0K823012
  • Return Policy: View Return Policy
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  • $299.45 
  • Free Shipping

"-Blazing fast for a mechanical drive -Quiet, I don't even know it's there -Lots of elbow room"

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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
  • NAND Flash Memory Type: Hard Drive
  • Recording Technology: SMR
  • Height (maximum): 26.11mm
  • Width (maximum): 101.85mm
  • Model #: ST8000DM004
  • Item #: N82E16822183793
  • Return Policy: 30-Day Return Policy
  • $189.99
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  • $119.99 
  • Save: 36%
  • Est. Shipping Fee $1.99
  • Eligible for Free Shipping

"Using in NAS, can keep up with my 100MB network copy. Space per price this is perfect for backups. Bought 3, no issues."

  • 5
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 #: 9SIBZ25KKP7015
  • Return Policy: View Return Policy
  • $170.00
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  • $160.00 
  • Save: 5%
  • Free Shipping

"A lot of Storage. fastest HDD out there"

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WD Gold 8TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch - WD8004FRYZ
WD Gold 8TB Enterprise Class Hard Disk Drive - 7200 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch - WD8004FRYZ
  • 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 #: WD8004FRYZ
  • Item #: 9SIADU0K823156
  • Return Policy: View Return Policy
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  • $377.45 
  • Free Shipping

"Everything is working as it is supposed to. I've had no problems with it at all. I haven't tested it's speed, but it seems pretty decent."

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WD Purple WD82PURZ 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive
WD Purple WD82PURZ 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 26.10mm
  • Width (maximum): 101.60mm
  • Length (maximum): 147.00mm
  • Model #: WD82PURZ
  • Item #: 9SIADU0KA70711
  • Return Policy: View Return Policy
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  • $324.45 
  • Free Shipping

"- Works great in Unifi UDM-PRO - Just put it in the tray (no screws needed) and pop the tray in - Make sure it the model number is on Unifi Protect compatible device list (this one is)"

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Hitachi GST Deskstar 7K400 HDS724040KLAT80 (0A30228) 400GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5" Hard Drive Bare Drive
Hitachi GST Deskstar 7K400 HDS724040KLAT80 (0A30228) 400GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5" Hard Drive Bare Drive
  • Average Seek Time: 8.5ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: HDS724040KLAT80
  • Item #: 9SIAAEE4FM7236
  • Return Policy: View Return Policy
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  • $90.00 
  • Free Shipping

"Reliable, Fast, Good price/capacity ratio"

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WD Purple WD62PURZ 6TB 5640 RPM 128MB SATA 6.0Gb/s 3.5" Hard Drive
WD Purple WD62PURZ 6TB 5640 RPM 128MB SATA 6.0Gb/s 3.5" Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Features: The Right Drive for the Job WD Purple drives have been engineered specifically for the extreme demands of high temperature, 24/7 surveillance systems. Performance You Can Trust From a worldwide leader in the storage industry, WD Purple is engineered for quality video playback when you need it most. Expand Your View to 64 WD Purple
  • Usage: For Video Surveillance
  • Height (maximum): 26.10mm
  • Model #: WD62PURZ
  • Item #: 9SIAD6HKHB2770
  • Return Policy: View Return Policy
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  • $332.88 
  • Free Shipping
  • 10
Seagate BarraCuda 7200.12 ST3250318AS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive Bare Drive
Refurbished: Seagate BarraCuda 7200.12 ST3250318AS 250GB 7200 RPM 8MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive Bare Drive
  • Average Latency: 4.16ms
  • Parts: 1 Year Warranty
  • Labor: 1 Year Warranty
  • Model #: ST3250318AS
  • Item #: 9SIAJ5VAWF7326
  • Return Policy: View Return Policy
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  • $46.46 
  • Free Shipping

"Fast for what you get, cheap price."

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WL 80GB 2MB Cache 7200RPM SATA2 3.5" Internal Desktop Hard Drive (For PC/Mac, DELL, Compaq, HP, ASUS, IBM, eMachine, Gateway) - 1 Year Warranty
WL 80GB 2MB Cache 7200RPM SATA2 3.5" Internal Desktop Hard Drive (For PC/Mac, DELL, Compaq, HP, ASUS, IBM, eMachine, Gateway) - 1 Year Warranty
  • Parts: 1 Year Warranty from Reseller
  • Labor: 1 Year Warranty from Reseller
  • Model #: WL800SATA872
  • Item #: 9SIA5AD3KE4416
  • Return Policy: View Return Policy
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  • $16.99 
  • Free Shipping

"Works exactly how its supposed to, I bought some cheap Rosewill fans that are super power hungry but this thing runs them like a champ"

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WD Purple NV 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD6NPURX
Used - Like New: WD Purple NV 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 64MB Cache 3.5 Inch - WD6NPURX
  • Height (maximum): 26.1mm
  • Width (maximum): 101.6mm
  • Length (maximum): 147mm
  • Model #: WD6NPURX
  • Item #: 9SIAAEEKCU7488
  • Return Policy: View Return Policy
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  • $170.00 
  • Free Shipping

"Very silent operation. I am using these in a RAID-1 configuration to store video from video surveillance cameras in a "custom built" NVR system running "Zoneminder"."