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AL13SEB600 5TFDD Dell 600GB 10000RPM 6Gbps 2.5" SAS SERVER HDD Hard Drive
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8WR71 ST9300653SS Dell EQL 300GB 15000RPM 6Gbps 2.5" SAS SERVER HDD Hard Drive
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  • $159.45 
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"Dell 400-AJQD / 6WCT7 1.2TB 2.5"" 10K RPM SAS Hard Drive Kit NRX7Y"
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  • $195.00 
Dell 400-ANFK - Dell 4TB 3.5" Nearline SAS 7.2K 12Gb/s Hard Drive
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  • $325.00 
Dell 400-ALRY - Dell 4TB 3.5" Nearline SAS 7.2K 12Gb/s Hard Drive
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  •  
  • $325.00 
F5HFM-FS DELL 1.2TB 10K SAS 2.5" 12Gb HDD KIT FOR R640 R740 R740XD R940 C6420
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  • $195.00 
Dell 400-ATKM / FW4KG 4TB 3.5" LFF 12Gbps 7.2K RPM 512n SAS Hard Drive Kit X7K8W
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  • $325.00 
4HGTJ DELL 600GB 15K SAS 2.5 HDD 12Gbps
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DELL
4HGTJ DELL 600GB 15K SAS 2.5 HDD 12Gbps
  • Model #: d9b-029351000252445
Dell 4TB 7.2K SAS 12Gb/s 3.5" Hard Drive PowerEdge T330 T430 T630 R530 R630 R730
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  • $325.00 
401-ABDC DELL 1.2TB 10K SAS 3.5" 12Gb HDD KIT FOR R640 R740 R740XD R940 C6420
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  • $195.00 
HP 791393-002 - 8TB 3.5" SATA 7.2K 6Gb/s SC Hard Drive
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HP
HP 791393-002 - 8TB 3.5" SATA 7.2K 6Gb/s SC Hard Drive
  • Average Latency: 6Gb/s
  • Model #: 791393-002
HPE Dual Port Enterprise - hard drive - 1.2 TB - SAS 12Gb/s (Single Pack) Internal Hard Drive
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HP
HPE Dual Port Enterprise - hard drive - 1.2 TB - SAS 12Gb/s (Single Pack) Internal Hard Drive
  • NAND Flash Memory Type: Hard Drives
  • Features: This is an HP MSA 1.2TB SAS 12Gb/s Dual Port 10K RPM SFF 2.5" Enterprise Hard Drive.
  • Usage: Ideal for Servers
  • Model #: J9F48A
Western Digital Blue WD2500AAKS 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive Bare Drive
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  • $18.74 
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Dell 91K8T 3TB NL SAS 7.2K 6GBPS 3.5" Drive ST33000650SS 9SM260-150
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DELL
Refurbished Dell 91K8T 3TB NL SAS 7.2K 6GBPS 3.5" Drive ST33000650SS 9SM260-150
  • Average Seek Time: 4.16ms
  • Part Number: 91K8T
  • Parts: 30 Days
  • Labor: 30 Days
  • Model #: 91K8T-Ref
DELL ENTERPRISE ACCESSORIES 400-ALQZ 1TB 3.5IN 7.2K RPM NLSAS 12GBPS
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  • $177.45 
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hpe 872477-b21 872736-001 600gb 12g sas 10k 2.5 sff ent hdd sc ds new factory sealed
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  • $250.00 
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9PR63 09PR63 Dell ST4000NM0033 ES.3 4TB 7.2K RPM 6Gb/s 3.5" SATA HDD Hard Drive
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  • $225.00 
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Maxtor DiamondMax Plus 8 6E040L0 40GB 7200 RPM 2MB Cache IDE Ultra ATA133 / ATA-7 3.5" Hard Drive Bare Drive
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Used - Like New Maxtor DiamondMax Plus 8 6E040L0 40GB 7200 RPM 2MB Cache IDE Ultra ATA133 / ATA-7 3.5" Hard Drive Bare Drive
  • Average Seek Time: 10ms
  • Average Latency: 4.17ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: 6E040L0
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  • $60.10 
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Maxtor 4R160L0 160GB IDE Ultra ATA133 / ATA-7 3.5" Internal Hard Drive Bare Drive
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  • $45.10 
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4Hgtj 600Gb 15K 2.5 12Gbs Sas Hdd
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DELL
4Hgtj 600Gb 15K 2.5 12Gbs Sas Hdd
  • Model #: a54b4070-6c65-4-N2
ST14000NM002G Seagate Exos X16 14TB 7.2K SAS 12Gbps 3.5" Internal Hard Drive
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Seagate
Refurbished ST14000NM002G Seagate Exos X16 14TB 7.2K SAS 12Gbps 3.5" Internal Hard Drive
  • Average Seek Time: 4.16ms
  • Average Latency: 4.16ms
  • Part Number: ST14000NM002G
  • Parts: 30 Days
  • Model #: ST14000NM002G-ref
Maxtor Atlas 10K V 8J147J0 147GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5" Hard Drive Bare Drive
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Used - Like New Maxtor Atlas 10K V 8J147J0 147GB 10000 RPM 8MB Cache SCSI Ultra320 80pin 3.5" Hard Drive Bare Drive
  • Average Seek Time: 4.2ms
  • Average Write Time: 4.7ms
  • Average Latency: 3ms
  • Parts: 1 year limited
  • Model #: 8J147J0
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  • $77.89 
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LOT OF 10 - Dell 55H49 ST3000NM0023 3TB 7.2K RPM 6Gb/s 3.5" SAS HDD Hard Drive
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  • $899.00 
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Desktop internal hard drives store operating systems, system files, software and individual files. They can offer anywhere from 500GB of storage up to 8TB or more and come with a variety of interfaces. Although most internal drives are 3.5in., some devices use a smaller 2.5in. form factor. Smaller and larger physical sizes are rare but do exist. Also, consider the speed of the drive. Internal hard drives for desktop computers tend to run at 7,200 revolutions per minute (RPM) but faster read-write speeds minimize waiting time. Hard drives with speeds of up to 15,000 RPM are available. Finally, memory cache is the amount of memory that can be active at any given time. A larger cache is important if you work with multiple large files at once.

Improve Your Computer's Performance with a New Hard Drive

You might not be concerned about storage space when you buy a new PC, but the hard drive will fill will with files and software. A new desktop internal hard drive can replace an existing drive that has reached maximum capacity. Alternatively, if your motherboard has a spare bay, you can add a second or additional device to expand storage. An internal HDD for PCs is easy to install, has greater capacity and speed than an external device and comes with multiple storage options.

Store All Your Data with Large Capacity Drives

Every piece of software you install, every song you save, every video you download takes up storage space, which can slow down a computer. A 720p movie takes up approximately 8GB, while a 4k video can consume as much as 100GB of a desktop internal hard drive. Even the Windows 10 operating system requires 15GB. A 500GB hard drive can be useful for storing files while you're on the move before transferring them to a larger drive if you don't have a personal cloud device or portable hard drive. For everyday and ongoing storage, this size drive will quickly fill up. Desktop internal hard drives offer the storage of up to 16TB in some cases, providing plenty of space for software and files.

Ensure Compatibility by Choosing the Right Interface

The most commonly used standards for connecting a desktop internal hard drive to a motherboard are SATA and SAS. Determine the motherboard's interface and ensure that you match this when buying a new drive to ensure compatibility and to avoid having to use an adapter. Check the label off the drive you are replacing or look at the manufacturer guidelines for your motherboard.

Access Data Quicker with a Fast SATA Internal Hard Drive

The speed the disk platters spin determines how quickly information can be retrieved from the drive. It is common for external hard drives to have a speed of 5,000 RPM because this draws less power and makes minimal noise. Other hard drive designs have a speed of up to 15,000 RPM, depending on the model.

Bestselling Desktop Internal Hard Drives Reviews:

the Muttonmastwer
5/11/2026 11:18:09 AM
Hasn't broken yet

“ I have it attached via USB on my desktop and it has all my work on it, safe from Windoze crash damage or erasure on OS re-installs. ”

WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 3.5 Inch - WD5000AAKX