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WD Blue 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Mobile Hard Drive WD10SPZX
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WD Blue 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Mobile Hard Drive WD10SPZX
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD10SPZX
WD Black 1TB Hard Drive - 7200 RPM SATA 6Gb/s 64MB Cache 2.5 Inch - WD10SPSX
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WD Black 1TB Hard Drive - 7200 RPM SATA 6Gb/s 64MB Cache 2.5 Inch - WD10SPSX
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD10SPSX
Dell 202V7 - 4TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
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Dell 202V7 - 4TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 202V7
  • $130.99
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  • $106.86 
  • Save: 18%
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WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD20SPZX
Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000
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Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST5000LM000
Seagate 500GB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST500LM030
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Seagate 500GB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST500LM030
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST500LM030
WD Black WD5000LPSX 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Internal Hard Drive
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WD Black WD5000LPSX 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Internal Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD5000LPSX
Dell 91K8T - 3TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
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Dell 91K8T - 3TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 91K8T
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  • $74.99 
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Seagate 2TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST2000LM015
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Seagate 2TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST2000LM015
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST2000LM015
Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024
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Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024
  • NAND Flash Memory Type: MLC
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST4000LM024
Western Digital WD VelociRaptor WD1000CHTZ 1TB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
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Western Digital WD VelociRaptor WD1000CHTZ 1TB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.45mm
  • Model #: WD1000CHTZ
Seagate ST1000LM035 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate ST1000LM035 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Seek Time: 13ms
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST1000LM035
Seagate BarraCuda Pro ST500LM034 500GB 7200 RPM 128MB Cache SATA 6.0Gb/s 2.5" Hard Drives - Notebooks / Laptops
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Seagate BarraCuda Pro ST500LM034 500GB 7200 RPM 128MB Cache SATA 6.0Gb/s 2.5" Hard Drives - Notebooks / Laptops
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST500LM034
Seagate Momentus Thin ST320LT020 320GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate Momentus Thin ST320LT020 320GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Latency: 5.6ms
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST320LT020
Western Digital WD VelociRaptor WD5000BHTZ 500GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
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Western Digital WD VelociRaptor WD5000BHTZ 500GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.45mm
  • Parts: 2 yrs
  • Model #: WD5000BHTZ
Toshiba Toshiba 8TB X300 Performance 3.5" CMR Internal Hard Drive #HDWR780XZSTA
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Seagate Constellation.2 ST9500620NS 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise-class Internal Hard Drive Bare Drive
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Seagate Constellation.2 ST9500620NS 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise-class Internal Hard Drive Bare Drive
  • Average Latency: 4.16ms
  • Height (maximum): 15mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.45mm
  • Model #: ST9500620NS
HP 507284-001 300 GB 2.5" Internal Hard Drive
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HP
HP 507284-001 300 GB 2.5" Internal Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Parts: 30 days warranty
  • Labor: 30 days warranty
  • Model #: 507284-001
Seagate 1TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST1000LM048
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Seagate 1TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST1000LM048
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST1000LM048
Seagate EE25.2 Series ST940818AM 40GB 5400 RPM 8MB Cache PATA 2.5" Rugged Class Internal Hard Drive Bare Drive
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Seagate
Seagate EE25.2 Series ST940818AM 40GB 5400 RPM 8MB Cache PATA 2.5" Rugged Class Internal Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST940818AM
Western Digital 500GB WD Blue Mobile Hard Drive - 5400 RPM Class, SATA 6Gb/s, 16MB Cache, 2.5" - WD5000LPCX
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Western Digital 500GB WD Blue Mobile Hard Drive - 5400 RPM Class, SATA 6Gb/s, 16MB Cache, 2.5" - WD5000LPCX
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD5000LPCX
Dell 8JRN4 - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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Dell 8JRN4 - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 8JRN4
Dell T6TWN - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
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Dell T6TWN - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: T6TWN
WD AV-25 1TB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5-Inch Internal Hard Drive - WD10JUCT
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WD AV-25 1TB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5-Inch Internal Hard Drive - WD10JUCT
  • Flash Memory Capacity: 8GB
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD10JUCT
Dell Y4MWH - Dell 600GB 2.5" SAS 10K 6Gb/s Hard Drive
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Dell Y4MWH - Dell 600GB 2.5" SAS 10K 6Gb/s Hard Drive
  • NAND Flash Memory Type: SLC NAND
  • Average Latency: 6Gb/s
  • Model #: Y4MWH
Toshiba 4TB 2.5" 15mm Mobile Hard Drive (HDKFB21)
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  • $127.99 
  • Free Shipping
Dell 4X1DR - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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Dell 4X1DR - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 4X1DR
Dell 377CF - Dell 300GB 2.5" SAS 15K 12Gb/s Hard Drive
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Dell 377CF - Dell 300GB 2.5" SAS 15K 12Gb/s Hard Drive
  • Average Latency: 12Gb/s
  • Model #: 377CF
IBM 00Y2430 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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IBM 00Y2430 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 00Y2430
  •  
  • $109.99 
  • Free Shipping
Seagate Samsung Spinpoint M8 ST1000LM024 (HN-M101MBB/EX2) 1TB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Samsung Spinpoint M8 ST1000LM024 (HN-M101MBB/EX2) 1TB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Model #: ST1000LM024
Lenovo-IMSourcing 500 GB 2.5" Internal Hard Drive - SATA
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  • $98.99 
  • Free Shipping

Laptop internal hard drives are the most popular of storage devices for laptops on the market. Hard drives vary in storage capacity, data access speeds and form factors. It is critical to establish basic requirements when considering a hard drive. After all, your laptop’s internal hard drive stores all your information, OS and programs. Whether you are looking to replace the hard drive in your general use or work laptop, Newegg has the right hard drive for you.

Laptop Internal Hard Drives Provide Large Data Storing Capacities

Upgrading or getting a new notebook internal hard disk drive offers you an opportunity to increase your storage, especially if you have been struggling with what you already have. Options available have gone from the norm of 500GB to 1TB of storage. Some units can hold as much as 2TB, 4TB, 5TB and higher storage capacities. Modern disks feature integrated controllers with 64 to 128MB data caches that ensure fast access to stored data. Interfaces like SATA allow data transfer rates of up to 6 gigabits per second, while some models feature SAS, SCSI, or Thunderbolt™ interfaces, which meet specific data transfer requirements.

Achieve Improved Performance and Advanced Storage Management

The internal hard disk drive also affects your laptop’s load times and overall performance. Hard drives are responsible for how fast you sift through files, and copy and paste your data. The drives also manage the loading of programs. Hard drives feature one or more spinning magnetic disks for data storage, and multiple moving heads that transfer information between platters. The rotational speed of the spinning disk reads and logs speeds you achieve in real-time. Most laptop and desktop internal hard drives spin at 5,400 to 7,200 revolutions per minute. Hard drives with 10,000 or 15,000RPMs offer fast performance for programs that work with large files. There is the option of purchasing variable-speed drives that use less energy, with speeds running between 5,400 and 7,200RPMs. High-quality hard drives are suitable for programmers, allowing the loading of complex applications. The Multi-Tier Caching technology simplifies data transfers to save users time for other computing tasks.

Standard Form Factors and Connectors for Easy Installation

A hard disk drive comes in two standard form factors: the 3.5-inch drive and the 2.5-inch drive. These measurements refer to the data platter sizes. The 2.5-inch range is smaller, so they can fit in laptops and small portable enclosures like desktop external hard drives and mobile hard disk drive applications. For example, a notebook internal hard drive is a 2.5-inch drive. These 2.5-inch laptop internal hard drives require less power to spin, drawing power from the laptop without using an external power supply. Portability is another advantage of hard drives, so employees can ship them without worrying. Hard drives also come with one connector built-in.  Since 2007, most laptops use the SATA interface that offers simple configuration. A SATA internal hard disk drive works as an external hard drive using hard drive enclosures. Other drives like Mac hard drives have built-in Thunderbolt connections for high-resolution video streaming.

Bestselling Laptop Internal Hard Drives Reviews:

Curtis
9/24/2022 12:58:02 AM
Perfect

“ It survived my console, survived a laptop and now is living in a legion 5 laptop, everything works amazing, thanks for this!! ”

Seagate FireCuda Gaming SSHD 2TB SATA 6.0Gb/s 2.5" Notebooks / Laptops Internal Hard Drive ST2000LX001
Anonymous
8/18/2021 8:36:34 AM
I have bought these before. Great product at a very good price.

“ I replaced a 5400 rpm drive and this drive performs much faster. ”

WD Black 1TB Hard Drive - 7200 RPM SATA 6Gb/s 64MB Cache 2.5 Inch - WD10SPSX
Airira
8/2/2021 7:00:06 AM
Replacement drive

“ I needed to replace a dying 1 TB drive in my 2012 MacBook Pro, the last laptop from Apple one can do that in. ”

WD Blue 1TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Mobile Hard Drive WD10SPZX