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SAMSUNG Spinpoint M7 HM250HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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SAMSUNG Spinpoint M7 HM250HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Parts: 1 year limited
  • Model #: HM250HI
  •  
  • $76.19 
  • Free Shipping
Dell 5TFDD - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 5TFDD - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 5TFDD
Hitachi GST Travelstar 5K80 HTS548060M9AT00 (08K0638) 60GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 5K80 HTS548060M9AT00 (08K0638) 60GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HTS548060M9AT00
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  • $74.19 
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HPE 655710-B21 1 TB Hard Drive - 2.5" Internal - SATA (SATA/600)
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HP
Refurbished HPE 655710-B21 1 TB Hard Drive - 2.5" Internal - SATA (SATA/600)
  • NAND Flash Memory Type: Hard Drive
  • Model #: 655710-B21
  •  
  • $72.00 
  • Free Shipping
Dell 342-0847 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 342-0847 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 342-0847
Hitachi GST Ultrastar 0B24153 300GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Disk Drive Bare Drive
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Hitachi GST Ultrastar 0B24153 300GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Disk Drive Bare Drive
  • Average Seek Time: 3.7ms
  • Average Latency: 3ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: 0B24153
  •  
  • $68.19 
  • Free Shipping
Hitachi GST Travelstar 80GN IC25N080ATMR04 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 80GN IC25N080ATMR04 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 7.1ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: IC25N080ATMR04
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  • $75.00 
  • Free Shipping
HGST Ultrastar C15K600 HUC156030CSS200 (0B28955) 300GB 15030 RPM 128MB Cache SAS 12Gb/s 2.5" Enterprise Hard Drive Bare Drive
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HGST Ultrastar C15K600 HUC156030CSS200 (0B28955) 300GB 15030 RPM 128MB Cache SAS 12Gb/s 2.5" Enterprise Hard Drive Bare Drive
  • Average Seek Time: 2.9ms
  • Average Write Time: 3.1ms
  • Average Latency: <2.0ms
  • Height (maximum): 14.8mm
  • Model #: 0B28955
Fujitsu MHU2100AT 100GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Fujitsu MHU2100AT 100GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 7.14ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: MHU2100AT
  •  
  • $89.19 
  • Free Shipping
Hitachi GST Travelstar 5K160 HTS541680J9SA00 (0A28842) 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 5K160 HTS541680J9SA00 (0A28842) 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 11ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HTS541680J9SA00
  •  
  • $40.00 
  • Free Shipping
SAMSUNG M6 Series HM320JI 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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SAMSUNG M6 Series HM320JI 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Model #: HM320JI
  •  
  • $109.19 
  • Free Shipping
SEAGATE St91608220As Momentus 160Gb 5400 Rpm Serial Ata150 8Mb Buffer 2.5 Inch Form Factor Notebook Drives
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Seagate
SEAGATE St91608220As Momentus 160Gb 5400 Rpm Serial Ata150 8Mb Buffer 2.5 Inch Form Factor Notebook Drives
  • Average Seek Time: 12.5ms
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST91608220AS
  •  
  • $200.19 
  • Free Shipping
HP 765455-B21 2TB 7200 RPM SATA 6.0Gb/s 2.5" SC 512e Hard Drive
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  •  
  • $348.19 
  • Free Shipping
Dell 342-0428 500GB 7200 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Hard Drive
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DELL
Dell 342-0428 500GB 7200 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Hard Drive
  • Average Seek Time: 8.5ms
  • Average Write Time: 9.5ms
  • Model #: 342-0428
TOSHIBA Super Slimline MK6021GAS (HDD2183) 60GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA Super Slimline MK6021GAS (HDD2183) 60GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 7.14ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Model #: MK6021GAS
HITACHI 250GB  5400RPM  SATA 2.5 INCH HARD DRIVE  BARE DRIVE
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  •  
  • $19.00 
  • Free Shipping
Fujitsu MHT2040AT 40GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Fujitsu MHT2040AT 40GB 4200 RPM 2MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Write Time: 12ms
  • Average Latency: 7.14ms
  • Parts: 1 year limited
  • Model #: MHT2040AT
  •  
  • $78.19 
  • Free Shipping
HP 507284-001 300GB 10000 RPM SAS 6Gb/s 2.5" Dual Port Enterprise Internal Hard Drive
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HP
Refurbished HP 507284-001 300GB 10000 RPM SAS 6Gb/s 2.5" Dual Port Enterprise Internal Hard Drive
  • Height (maximum): 15mm
  • Width (maximum): 78.74mm
  • Length (maximum): 138.43mm
  • Options: PC HDD
  • Model #: 507284-001
WD WD10JFCX Red WD10JFCX 1 TB Hard Drive - 2.5" Internal - SATA (SATA/600)
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Dell ST91000640SS (9W5WV) 1TB 7.2k RPM SAS-6Gb/s 2.5" 64MB HDD
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Dell 6DFD8 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
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DELL
Dell 6DFD8 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 6DFD8
TOSHIBA MK3255GSX (HDD2H27) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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TOSHIBA MK3255GSX (HDD2H27) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Latency: 5.55ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: MK3255GSX
TOSHIBA MK7559GSXP 750GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Used - Like New TOSHIBA MK7559GSXP 750GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100mm
  • Model #: MK7559GSXP
Dell 7T0DW - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 7T0DW - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 7T0DW
Toshiba MK2561GSYB 250 GB 2.5' Internal Hard Drive
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Toshiba MK2561GSYB 250 GB 2.5' Internal Hard Drive
  • Parts: 3 Year Limited
  • Model #: MK2561GSYB
  •  
  • $275.19 
  • Free Shipping
Seagate Barracuda 3.5" PC Internal Hard Drive 120GB 7200RPM 8MB Cache SATA 3Gb/s HDD for Desktop, ST3120213AS
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  •  
  • $45.00 
  • Free Shipping
Dell 2RR9T - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 2RR9T - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 2RR9T
Dell 36RH9 - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 36RH9 - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 36RH9
Dell W328K - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
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Dell W328K - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: W328K
Dell Hard Drive - 1.2 TB 400-AJPD Hard Drives
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DELL
Dell Hard Drive - 1.2 TB 400-AJPD Hard Drives
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Model #: 463-7475
HPE 652583-B21 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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HP
Refurbished HPE 652583-B21 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 652583-B21

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:

James M.
4/15/2025 2:41:00 AM
WD Internal Laptop Disk Drive 2TB

“ Twice storage over OEM drive for Acer Laptop. ”

WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
Anonymous
3/16/2024 7:17:29 AM
Good Hard Drive

“ This is easy to install and increase the storage capacity of my laptop. ”

Seagate 2TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST2000LM015
Eric H.
12/17/2023 6:23:25 PM
Reliable

“ Used for computer backup & media storage, on three laptops, nearly 7x24. ”

Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000
viralkumar p.
6/8/2022 4:28:55 PM
WORKS GREAT

“ -OTHER THEN THICKNESS ITS WORKS PERFACTLY INMY LAPTOP. ”

Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000