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TOSHIBA mk6034gsx 60GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA mk6034gsx 60GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69mm
  • Model #: mk6034gsx
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
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  • $165.00 
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Dell 10,000 RPM SAS Hard Drive 12Gbps 512e 2.5in Hot-plug Drive, 1.8TB
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DELL
Dell 10,000 RPM SAS Hard Drive 12Gbps 512e 2.5in Hot-plug Drive, 1.8TB
  • NAND Flash Memory Type: Hard Drive
  • Features: Offers - 1.8TB capacity to store large amount of data SAS interface delivers high data transfer speeds 10K RPM spindle speed ensures excellent performance
  • Model #: 400-ATJR
Dell 1TB 7200 RPM 64MB Cache Serial Attached SCSI (SAS) 2.5" Internal Notebook Hard Drive
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DELL
Dell 1TB 7200 RPM 64MB Cache Serial Attached SCSI (SAS) 2.5" Internal Notebook Hard Drive
  • Parts: 3 yrs wty from seller
  • Labor: 3 yrs wty from seller
  • Model #: 9W5WV
HGST 0A78743 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST 0A78743 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Height (maximum): 7mm
  • Width (maximum): 70mm
  • Length (maximum): 100mm
  • Parts: 3 years limited
  • Model #: 0A78743
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  • $45.00 
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HGST Travelstar Z5K320 HTS543225A7A384 (0A78602) 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST Travelstar Z5K320 HTS543225A7A384 (0A78602) 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 13ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: 0A78602
HP 507127-S21 300GB 10000 RPM SAS 6Gb/s 2.5" Dual Port Enterprise Hard Drive
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  • $40.19 
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HP 418367-B21 146GB 10000 RPM SAS 3Gb/s 2.5" Internal Hard Drive
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  • $42.19 
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TOSHIBA MK3263GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HP Enterprise 512545-B21 72GB 15000 RPM SAS 6Gb/s 2.5" SFF Internal Hard Drive
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  • $46.00 
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HP 652605-S21 146GB 15000 RPM SAS 6Gb/s 2.5" SFF SC Enterprise Hard Drive S-Buy
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  • $40.19 
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HGST TravelStar 5K1000 HTS541075A9E680 750 GB 2.5" SATA II Laptop Hard Drive
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HGST TravelStar 5K1000 HTS541075A9E680 750 GB 2.5" SATA II Laptop Hard Drive
  • Flash Memory Capacity: N/A
  • Height (maximum): 9.5mm
  • Model #: HTS541075A9E680
TOSHIBA MK5061GSYN 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK5061GSYN 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Brand: TOSHIBA
  • Series: MKxx61GSYN
  • Model: MK5061GSYN
  • Capacity: 500GB
  • Model #: MK5061GSYN
HP 652572-B21 450GB 10000 RPM SAS 6Gb/s 2.5" SFF SC Enterprise Hard Drive
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HP
HP 652572-B21 450GB 10000 RPM SAS 6Gb/s 2.5" SFF SC Enterprise Hard Drive
  • Height (maximum): 15.6 mm
  • Width (maximum): 75.7 mm
  • Length (maximum): 118.7 mm
  • Parts: 3 Year
  • Model #: 652572-B21
  • $103.00
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  • $60.19 
  • Save: 41%
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Seagate Constellation ST9500530NS 500GB 7200 RPM 32MB Cache SATA 3.0Gb/s 2.5" Internal Enterprise-class Hard Drive Bare Drive
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HP 581286-S21 600 GB 2.5' Internal Hard Drive
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  • $48.00 
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HP 431958-B21 146GB 10000 RPM SAS 3Gb/s 2.5" Internal Enterprise Hard Drive
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  • $45.00 
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Seagate Momentus 5400.3 ST9120822AS 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.3 ST9120822AS 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: ST9120822AS
  • $45.00
  •  
  • $39.99 
  • Save: 11%
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TOSHIBA MK1676GSX (HDD2J96) 160GB 5400 RPM SATA 2.5" Internal Notebook Hard Drive
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TOSHIBA MK1676GSX (HDD2J96) 160GB 5400 RPM SATA 2.5" Internal Notebook Hard Drive
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Length (maximum): 100MM
  • Parts: 30 DAYS
  • Model #: MK1676GSX
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Seagate Momentus 5400.5 ST9160310AS 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.5 ST9160310AS 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9160310AS
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  • $76.19 
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Seagate Momentus 5400.4 ST9250827AS 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.4 ST9250827AS 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: ST9250827AS
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  • $48.19 
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Seagate Momentus 5400.5 ST980310AS 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.5 ST980310AS 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Length (maximum): 100MM
  • Model #: ST980310AS
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  • $110.19 
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Lenovo ThinkPad 43N3423 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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  • $87.99 
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Seagate Momentus 7200.3 ST9320421AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.3 ST9320421AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9320421AS
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  • $100.00 
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HP 759208-S21 300GB 15000 RPM SAS 12Gb/s 2.5" Enterprise Hard Drive
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HP
HP 759208-S21 300GB 15000 RPM SAS 12Gb/s 2.5" Enterprise Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Features: HP SAS Enterprise and Midline hard drives deliver high performance solutions for hosting high transaction based applications. Available in HP hot plug carriers or non-hot plug. HP SAS Enterprise and Midline hard drives come in both 2.5-inch (SFF) and 3.5-inch (LFF) industry standard form factors and are available in a
  • Usage: For Enterprise Storage
  • Model #: 759208-S21
Seagate Momentus 7200.2 ST9160823AS 160GB 7200 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.2 ST9160823AS 160GB 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 #: ST9160823AS
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  • $90.19 
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HP 653950-001 146GB 15000 RPM SAS 6Gb/s 2.5" Hot-Plug Hard Drive
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HP
HP 653950-001 146GB 15000 RPM SAS 6Gb/s 2.5" Hot-Plug Hard Drive
  • Parts: 30 days warranty
  • Labor: 30 days warranty
  • Model #: 653950-001
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
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Seagate Momentus 5400.2 ST98823AS 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.2 ST98823AS 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12.5ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Model #: ST98823AS
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  • $100.00 
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Seagate Momentus 5400.2 ST9100823A 100GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.2 ST9100823A 100GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12.5ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Parts: 1 year limited
  • Model #: ST9100823A
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  • $100.00 
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Seagate Momentus 7200.3 ST9160411AS 160GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.3 ST9160411AS 160GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 9.5mm
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9160411AS
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  • $60.00 
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Seagate Momentus 7200.2 ST9200420AS 200GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.2 ST9200420AS 200GB 7200 RPM 16MB 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 #: ST9200420AS
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  • $100.19 
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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