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HPE 605475-001 2 TB Hard Drive - 3.5" Internal - SAS (6Gb/s SAS)
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HP
HPE 605475-001 2 TB Hard Drive - 3.5" Internal - SAS (6Gb/s SAS)
  • Average Latency: 6Gb/s
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: 605475-001
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  • $71.19 
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HP 718292-001 718162-B21 1.2TB 10000RPM 6Gbps 2.5" SAS SERVER HDD Hard Drive
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Dell HT953 Seagate ST3300655SS 300GB 3.5" SAS Hard Drive
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WD WD6001FZWX Black™ 6 TB 3.5-inch Performance Hard Drive
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Western Digital
Refurbished WD WD6001FZWX Black™ 6 TB 3.5-inch Performance Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Model #: WD6001FZWX
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  • $210.10 
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49Y1840 49Y1836 49Y1839 IBM 300GB 10000RPM 6Gbps 2.5" SAS SERVER HDD Hard Drive
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WD10JPVT-08A1YT2 - Lenovo 1TB Hard Drive (5400RPM/ 9.5MM) for Lenovo
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  • $56.80 
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HPE 605832-002 MM1000FBFVR 1 TB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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  • $163.19 
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00NA252 00NA251 00NA255 IBM 900GB 10000RPM 12Gbps G3HS 2.5" SAS HDD Hard Drive
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HP 684594-001 1 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
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  • $107.19 
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Dell 96G91 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 96G91 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 96G91
IBM 49Y1875 - 2TB 3.5" Near Line SAS 7.2K 6Gb/s HS Hard Drive
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IBM 49Y1875 - 2TB 3.5" Near Line SAS 7.2K 6Gb/s HS Hard Drive
  • Features: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 49Y1875
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  • $95.19 
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787647-001 1FE200-035 HP MSA 900GB 10K RPM 12Gb/s 2.5" SAS SERVER HDD Hard Drive
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  • $228.88 
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HPE 689287-003 EG0600FCSPL 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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  • $154.00 
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Fujitsu MBA3300RC MBA3 RC MBA3300RC 300 GB Hard Drive - 3.5" Internal - SAS (3Gb/s SAS)
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Fujitsu MBA3300RC MBA3 RC MBA3300RC 300 GB Hard Drive - 3.5" Internal - SAS (3Gb/s SAS)
  • NAND Flash Memory Type: Enterprise
  • Features: Erased (DoD 5220.22 M Compliant) and tested good (Not formatted, partitioned, or allocated). Sold as used and in working condition. The drive health will be no lower than 90%. There may be writing or markings on the drive or the drive may vary slightly (color and/or label may differ) from
  • Model #: MBA3300RC
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  • $80.00 
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HPE 597609-003 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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HP
HPE 597609-003 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: SLC
  • Model #: 597609-003
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  • $131.19 
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FVX7C DELL 2TB 7.2K SAS 2.5" 12Gb/s HDD W/TRAY
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Dell 9XNF6 - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
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DELL
Dell 9XNF6 - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
  • NAND Flash Memory Type: SLC
  • Average Latency: 6Gb/s
  • Model #: 9XNF6
HPE 695842-001 4 TB Hard Drive - 3.5" Internal - SAS (6Gb/s SAS)
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HP
HPE 695842-001 4 TB Hard Drive - 3.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: SLC
  • Model #: 695842-001
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  • $149.10 
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61H3H ST1800MM0008 DELL EQUALLOGIC 1.8TB 10KRPM 12Gb/s 4KN 2.5"SAS HDD HardDrive
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  • $255.00 
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Dell W348K - 600GB 3.5" SAS 15K 6Gb/s HS Hard Drive
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DELL
Dell W348K - 600GB 3.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: W348K
HP 649401-003 2Tb 7200Rpm 3.5Inch Midline Sata 3Gb By S Hard Disk Drive With Tray
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  • $149.19 
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IBM 49Y1880 - 1TB 3.5" Near Line SAS 7.2K 6Gb/s HS Hard Drive
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IBM 49Y1880 - 1TB 3.5" Near Line SAS 7.2K 6Gb/s HS Hard Drive
  • NAND Flash Memory Type: SLC
  • Average Latency: 6Gb/s
  • Model #: 49Y1880
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  • $135.19 
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Dell 745GC 0745GC 300GB 10K 6G 2.5in SAS HDD ST93000605SS W/ Tray
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Dell 4J5P1 - Dell 600GB 2.5" SAS 15K 6Gb/s Hard Drive
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DELL
Dell 4J5P1 - Dell 600GB 2.5" SAS 15K 6Gb/s Hard Drive
  • NAND Flash Memory Type: SLC
  • Average Latency: 6Gb/s
  • Usage: For Enterprise Storage
  • Model #: 4J5P1
Dell 400-AJQC - Dell 300GB 2.5" SAS 10K 12Gb/s Hard Drive
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Dell MY58D - Dell 3TB 3.5" SAS 7.2K 6Gb/s Hard Drive
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DELL
Dell MY58D - Dell 3TB 3.5" SAS 7.2K 6Gb/s Hard Drive
  • Average Latency: 6Gb/s
  • Model #: MY58D
9FJ066-150 Dell 146GB 10K SAS 6G SFF Hard Drive
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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