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HPE-IMSourcing MM1000EBKAF 1 TB 2.5" Internal Hard Drive - SATA
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  • $119.19 
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Samsung (VG33402A) 3.4GB, 3.5" IDE Internal Hard Drive
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SAMSUNG
Samsung (VG33402A) 3.4GB, 3.5" IDE Internal Hard Drive
  • NAND Flash Memory Type: 1
  • Model #: VG33402A
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  • $119.95 
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Seagate ST300MP0005 2.5" 300GB SAS 12Gb/s 15K RPM 128M ValkyrieBP (512N) Internal Enterprise Hard Drive
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  • $209.00
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  • $120.00 
  • Save: 42%
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Toshiba MK5061GSYB 500 GB 2.5' Internal Hard Drive
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Toshiba MK5061GSYB 500 GB 2.5' Internal Hard Drive
  • Parts: 3 Year Limited
  • Model #: MK5061GSYB
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  • $120.00 
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HPE-IMSourcing 900 GB 2.5" Internal Hard Drive - SAS
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  • $120.00 
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Lenovo
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Lenovo
Lenovo
  • Model #: 90Y8877
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  • $120.00 
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HP Midline 507750-B21 500GB 7200 RPM SATA 3.0Gb/s 2.5" Internal Hard Drive
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  • $120.25 
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HPE-IMSourcing 1 TB 2.5" Internal Hard Drive - SAS
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  • $122.19 
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Dell 400-AUWU - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
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  • $125.00 
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IBM DJSA-232 (07N4138) 32GB, 5400 RPM, 2.5" IDE Internal Hard Drive - New Bare Drive
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  • $125.00 
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Toshiba MK6459GSXP 640 GB 2.5" Internal Hard Drive
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  • $125.19 
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HPE-IMSourcing 600 GB 2.5" Internal Hard Drive - SAS
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  • $126.19 
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Fujitsu MJA2160BH 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Fujitsu MJA2160BH 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Write Time: 14ms
  • Average Latency: 5.56ms
  • Parts: 3 years limited
  • Model #: MJA2160BH
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  • $127.19 
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Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Extreme Class Internal Hard Drive Bare Drive
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Seagate
Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Extreme Class Internal Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST980817SM
Savvio 10k.6 Sas 6gbs 900gb
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Seagate
Savvio 10k.6 Sas 6gbs 900gb
  • Model #: DHST900MM0006SP
Lenovo 1.2 TB Hard Drive 00WG700 1.2TB HDD
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Hitachi GST 0Y30055 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Hitachi GST 0Y30055 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Parts: 3 years limited
  • Model #: 0Y30055
Western Digital Scorpio Blue WD1200BEVE 120GB 5400 RPM 8MB Cache PATA 2.5" Internal Notebook Hard Drive Bare Drive
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Western Digital Scorpio Blue WD1200BEVE 120GB 5400 RPM 8MB Cache PATA 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.5ms
  • NAND Flash Memory Type: IDE 44PIN
  • Height (maximum): 9.5mm
  • Model #: WD1200BEVE
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  • $129.95 
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Seagate ST600MX0082 2.5" 600GB SAS 12Gb/s 15K RPM eMLC 32GB ValkyrieBP TurboBoost (4kN) Enterprise Hard Drive
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  • $199.99
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  • $130.00 
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IBM 90Y8927 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
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IBM 90Y8927 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 90Y8927
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  • $130.00 
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Seagate Momentus 7200.2 ST9100821AS 100GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.2 ST9100821AS 100GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9100821AS
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  • $130.19 
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Toshiba 4TB 2.5" 15mm Mobile Hard Drive (HDKFB21)
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  • $130.99 
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Seagate Momentus ST9500424AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate
Seagate Momentus ST9500424AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Brand: Seagate
  • Series: Momentus
  • Model: ST9500424AS
  • Capacity: 500GB
  • Model #: ST9500424AS
Seagate EE25 ST930818AM 30 GB 2.5' Internal Hard Drive
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  • $119.00 
  • $15.00 Shipping
Lenovo 04W0582 / 42T1384 320Gb 7200RPM SATA-6.0Gbps 2.5-Inch Internal Notebook Hard Drive
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  • $119.00 
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Lenovo 81Y9727 500 GB Hard Drive - 2.5" Internal - SATA (SATA/600)
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Lenovo 81Y9727 500 GB Hard Drive - 2.5" Internal - SATA (SATA/600)
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 81Y9727
Dell 6DHKK - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 6DHKK - 1.2TB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 6DHKK
400-ALVW DELL ENTERPRISE CLASS 1.2TB 10K SAS 2.5" 12Gb/s HDD KIT
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  • $135.00 
Toshiba 500GB 2.5-inch SATA Laptop Hard Drive (5400rpm, 8MB Cache) MQ01ABD050, Mechanical Hard Disk
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  • $113.99 
  • $5.99 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:

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

“ Competitive price, fast delivery good product. 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
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