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Dell CWJ92 - 3TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
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DELL
Dell CWJ92 - 3TB 3.5" SAS 7.2K 6Gb/s HS Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: CWJ92
Seagate Savvio 10K.5 ST9600205SS 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 10K.5 ST9600205SS 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 3ms
  • Height (maximum): 15mm
  • Width (maximum): 70.10mm
  • Length (maximum): 100.45mm
  • Model #: ST9600205SS
HITACHI 160GB 5400RPM SATA-2 2.5 INCH HARD DRIVE HTS543216A7A384
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  • $44.00 
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Dell 7YX58 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 7YX58 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 7YX58
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
TOSHIBA MQ01ABD100 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Refurbished TOSHIBA MQ01ABD100 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Model #: MQ01ABD100
Dell X829K 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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Western Digital 120GB WD1200BEVT-00A23T0 Factory recertified Laptop Hard Drive
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  • $44.99 
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Western Digital Scorpio Black WD3200BEKT 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Western Digital Scorpio Black WD3200BEKT 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD3200BEKT
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  • $45.00 
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Seagate Momentus 7200.4 ST9320423AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.4 ST9320423AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: ST9320423AS
  • $65.25
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  • $45.00 
  • Save: 31%
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Seagate Momentus Thin ST250LT007 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus Thin ST250LT007 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST250LT007
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  • $45.00 
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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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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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726833-001 Hp 750GB Sata 3GB/ s Hard Drive 8MB 5400RPM 2.5IN Scorpio Blue
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  • $45.00 
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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 
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Western Digital Scorpio Blue WD10JPVT 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Used - Like New Western Digital Scorpio Blue WD10JPVT 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.5ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.2mm
  • Model #: WD10JPVT
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  • $45.00 
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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
HP 146 GB 2.5" Internal Hard Drive
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HP
HP 146 GB 2.5" Internal Hard Drive
  • Height (maximum): 15.6 mm
  • Width (maximum): 75.7 mm
  • Length (maximum): 118.7 mm
  • Parts: 3 Year
  • Model #: 652605-B21
  • $53.76
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  • $45.19 
  • Save: 15%
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Seagate ST9320320AS 320GB 5400 RPM SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Refurbished Seagate ST9320320AS 320GB 5400 RPM 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: 90 days limited
  • Model #: ST9320320AS
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  • $45.95 
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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
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 718162-B21-R 1.2TB 10000 RPM SAS 6Gb/s 2.5" Hot Plug SmartDrive SFF Enterprise Drives
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HP
Refurbished HP 718162-B21-R 1.2TB 10000 RPM SAS 6Gb/s 2.5" Hot Plug SmartDrive SFF Enterprise Drives
  • Height (maximum): 15.6mm
  • Width (maximum): 75.7 mm
  • Length (maximum): 118.7 mm
  • Model #: 718162-B21-R
Seagate Savvio 10K.3 ST9300603SS 300GB 10000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 10K.3 ST9300603SS 300GB 10000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 3ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: ST9300603SS
HITACHI Hts725050A7E630 Travelstar Z7K500 500Gb 7200Rpm Sata 6Gbps 32Mb Buffer 7Mm 2.5Inch Hard Drive
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HITACHI Hts725050A7E630 Travelstar Z7K500 500Gb 7200Rpm Sata 6Gbps 32Mb Buffer 7Mm 2.5Inch Hard Drive
  • Flash Memory Capacity: N/A
  • NAND Flash Memory Type: Hard Drive
  • Model #: HTS725050A7E630
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  • $46.10 
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TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Length (maximum): 101MM
  • Model #: MK1652GSX
Hitachi GST Ultrastar C10K900 HUC109060CSS600 (0B26013) 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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  • $46.89 
  • Free Shipping
Seagate ST9320320AS 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate ST9320320AS 320GB 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 #: ST9320320AS
SAMSUNG Spinpoint M7E HM641JI 640GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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SAMSUNG Spinpoint M7E HM641JI 640GB 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: 2 years limited
  • Model #: HM641JI
Fujitsu Mhy2250bh 250Gb 5400Rpm 8Mb Buffer 2.5Inch Sata150 7Pin Hard Disk Drive
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  • $47.19 
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Seagate ST9320423ASG 320GB 7200 RPM SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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  • $47.19 
  • Free Shipping
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

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