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HPE ISS 872475-B21 300GB SAS 10K SFF SC DS HDD
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HPE ISS 872475-B21 300GB SAS 10K SFF SC DS HDD
  • NAND Flash Memory Type: Others
  • Average Latency: 6Gb/s
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: 872475-B21
HGST Ultrastar He8 HUH728060AL4200 (0F23650) 6TB 7200 RPM 128MB Cache SAS 12Gb/s 3.5" Helium Platform Enterprise Hard Drive Bare Drive
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HGST Ultrastar He8 HUH728060AL4200 (0F23650) 6TB 7200 RPM 128MB Cache SAS 12Gb/s 3.5" Helium Platform Enterprise Hard Drive Bare Drive
  • Average Seek Time: 8.5ms
  • Average Write Time: 9ms
  • Average Latency: 4.16ms
  • Height (maximum): 26.1mm
  • Model #: 0F23650
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  • $549.89 
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2.5’’  300GB VelociRaptor WD3000BLFS  10000 RPM 16MB Cache 2.5" SATA 3.0Gb/s Internal Enterprise Hard Drive -Bare Drive
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Refurbished 2.5’’ 300GB VelociRaptor WD3000BLFS 10000 RPM 16MB Cache 2.5" SATA 3.0Gb/s Internal Enterprise Hard Drive -Bare Drive
  • Average Write Time: 4.7ms
  • Parts: 1 Year Warranty from Reseller
  • Labor: 1 Year Warranty from Reseller
  • Model #: WD3000BLFS
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  • $79.99 
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Dell 2T51W 1 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
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DELL
Dell 2T51W 1 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
  • Average Latency: 6Gb/s
  • Usage: Ideal for Servers
  • Model #: 2T51W
Hitachi GST Deskstar 7K500 HDS725050KLA360 (0A31004) 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5" Hard Drive Bare Drive
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Hitachi GST Deskstar 7K500 HDS725050KLA360 (0A31004) 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5" Hard Drive Bare Drive
  • Average Seek Time: 8.5ms
  • NAND Flash Memory Type: Hard Drive
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: HDS725050KLA360
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  • $44.50 
  • Free Shipping
HGST Ultrastar A7K2000 0F11000 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive Bare Drive
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  •  
  • $35.00 
  • $10.99 Shipping
Seagate Exos 7E8 ST4000NM005A 4 TB Hard Drive - Internal - SAS (12Gb/s SAS) (ST4000NM005A)
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  • $355.10 
  • Free Shipping
Seagate Enterprise Capacity 3.5'' HDD 6TB 7200 RPM 4Kn SAS 12Gb/s 256MB Cache Secure Model Internal Hard Drive ST6000NM0205
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Used - Like New Seagate Enterprise Capacity 3.5'' HDD 6TB 7200 RPM 4Kn SAS 12Gb/s 256MB Cache Secure Model Internal Hard Drive ST6000NM0205
  • Average Latency: 4.16ms
  • Height (maximum): 26.10mm
  • Width (maximum): 101.85mm
  • Length (maximum): 147.00mm
  • Model #: ST6000NM0205
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  • $190.00 
  • Free Shipping
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SEAGATE ST900MP0146 SEAGATE 900GB EXOS 15E900 HDD 4KN/512E SAS 2.5 15000 256MB
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Seagate
SEAGATE ST900MP0146 SEAGATE 900GB EXOS 15E900 HDD 4KN/512E SAS 2.5 15000 256MB
  • NAND Flash Memory Type: Hard Drive
  • Usage: For Enterprise Storage
  • Model #: ST900MP0146
  •  
  • $384.45 
  • Free Shipping
Dell NRG1W 2 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
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DELL
Dell NRG1W 2 TB Hard Drive - 3.5" Internal - SATA (SATA/600)
  • Usage: Ideal for Servers
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: NRG1W
Dell RF9T8 EMC HUC101818CS4204 1.80 TB Hard Drive - 2.5" Internal - SAS (12Gb/s SAS)
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DELL 342-2098 1Tb 7200Rpm Sas6Gbits 3.5Inch Internal Hard Drive With Tray
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DELL
DELL 342-2098 1Tb 7200Rpm Sas6Gbits 3.5Inch Internal Hard Drive With Tray
  • Usage: Ideal for Servers
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: 342-2098
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Dell 342-0002 - 2TB 3.5" Near Line SAS 7.2K 6Gb/s HS Hard Drive
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HPE 693647-001 1.20 TB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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  • $60.00 
  • Free Shipping
453KG DELL AL14SEB060N 600GB 10K RPM 12Gb/s SFF 2.5" SAS SERVER HDD Hard Drive
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Dell 0W347K 600GB 15K 6G 32MB 3.5" SAS HDD HARD DRIVE ST3600057SS W/ Tray
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DELL
Dell 0W347K 600GB 15K 6G 32MB 3.5" SAS HDD HARD DRIVE ST3600057SS W/ Tray
  • Parts: 30 days warranty
  • Labor: 30 days warranty
  • Model #: CWH-254413314414
DELL 00Y 500Gb 7200Rpm Sata6Gbps 2.5Inch Low Profile Hard Disk Drive
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DELL
DELL 00Y 500Gb 7200Rpm Sata6Gbps 2.5Inch Low Profile Hard Disk Drive
  • NAND Flash Memory Type: SLC
  • Usage: Ideal for Servers
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: 00X3Y
Dell Yvmkx  250Gb 7200Rpm Serial Ata600(Sata6gbps) 3.5Inch Internal Hard Disk Drive-Yvmkx
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DELL
Dell Yvmkx 250Gb 7200Rpm Serial Ata600(Sata6gbps) 3.5Inch Internal Hard Disk Drive-Yvmkx
  • NAND Flash Memory Type: SLC
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: YVMKX
Seagate ST10000NM0236 10 TB Hard Drive - SAS (12Gb/s SAS) - 3.5" Drive - Internal
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Seagate
Seagate ST10000NM0236 10 TB Hard Drive - SAS (12Gb/s SAS) - 3.5" Drive - Internal
  • NAND Flash Memory Type: Hard Drive
  • Features: SED-FIPS/Common Criteria Model (512e)
  • Encryption: Encryption
  • Usage: For Enterprise Storage
  • Model #: ST10000NM0236
  •  
  • $470.10 
  • Free Shipping
WD WD2503ABYX WD2503ABYX 250 GB Hard Drive - 3.5" Internal - SATA (SATA/300)
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Western Digital
Refurbished WD WD2503ABYX WD2503ABYX 250 GB Hard Drive - 3.5" Internal - SATA (SATA/300)
  • NAND Flash Memory Type: SLC
  • Usage: Ideal for Servers
  • Model #: WD2503ABYX
  •  
  • $44.95 
  • Free Shipping
XWM1W ST4000NM0005 Dell ENTERPRISE 4TB 7200RPM 12Gbps 3.5" SAS HDD Hard Drive
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  • $199.00 
  • Free Shipping
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Seagate DB35 Series 7200.2 ST3160212SCE 160GB 7200 RPM 2MB Cache SATA 3.0Gb/s 3.5" Hard Drive Bare Drive
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  •  
  • $40.00 
  • $10.99 Shipping
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HP 625031-B21 3 TB 3.5' Internal Hard Drive
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HP
HP 625031-B21 3 TB 3.5' Internal Hard Drive
  • Average Latency: 6Gb/s
  • Model #: 625031-B21
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  • $68.19 
  • Free Shipping
Fujitsu MBD2300RC MBD2 RC MBD2300RC 300 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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Toshiba MK1001TRKB 1 TB 3.5" Internal Hard Drive - 1 Pack
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Maxtor DiamondMax 10 6L080L0 80GB 7200 RPM 2MB Cache IDE Ultra ATA133 / ATA-7 3.5" Hard Drive Bare Drive
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Maxtor DiamondMax 10 6L080L0 80GB 7200 RPM 2MB Cache IDE Ultra ATA133 / ATA-7 3.5" Hard Drive Bare Drive
  • Average Seek Time: 9ms
  • Average Latency: 4.17ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: 6L080L0
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HP 4 TB 3.5" Internal Hard Drive
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HP
HP 4 TB 3.5" Internal Hard Drive
  • Average Latency: 6Gb/s
  • Model #: 793669-B21
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  • $199.90 
  • Free Shipping
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HPE 627114-001 EH0146FBQDC 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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HP
HPE 627114-001 EH0146FBQDC 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • Flash Memory Capacity: 146
  • Parts: 30 DAYS WARRANTY
  • Labor: 30 DAYS WARRANTY
  • Model #: 627114-001
MDD (MDD16TSATA25672E) 16TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5'' Internal Enterprise Hard Drive - 5 Years Warranty
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Refurbished MDD (MDD16TSATA25672E) 16TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5'' Internal Enterprise Hard Drive - 5 Years Warranty
  • Brand: MaxDigitalData
  • Capacity: 16TB
  • Interface: SATA 6.0Gb/s
  • Form Factor: 3.5"
  • Model #: MDD16TSATA25672E
  •  
  • $399.99 
  • Free Shipping
HPE 652625-001 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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HP
HPE 652625-001 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • Flash Memory Capacity: 146
  • NAND Flash Memory Type: SLC
  • Features: SAS,15000RPM
  • Parts: 30 DAYS WARRANTY
  • Model #: 652625-001
HP 1 TB 3.5" Internal Hard Drive
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HP
HP 1 TB 3.5" Internal Hard Drive
  • Average Latency: 6Gb/s
  • NAND Flash Memory Type: Hard Drives
  • Parts: 1 Year
  • Labor: 1 Year
  • Model #: 659337-B21
  •  
  • $128.19 
  • Free Shipping

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