• In Stock
  • Sold by Newegg
  • New
Brands
Show More
Price
Show More
Capacity
Interface
Show More
RPM
Form Factor
Height (maximum)
Show More
Sold by
All Top Brands
Availability
Condition
Useful Links
Customer Ratings
  • Featured Brands

    See Deals from Western DigitalSee Deals from SeagateSee Deals from SAMSUNG

SHOP BY Capacity

Sort By:
View:
Western Digital Scorpio Black WD3200BEKT-50PK 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive - 50 Pack Bare Drive
Quick View
Western Digital
Western Digital Scorpio Black WD3200BEKT-50PK 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive - 50 Pack Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: WD3200BEKT-50PK
  •  
  • $2,200.00 
  • Free Shipping
HP 600 GB 2.5" Internal Hard Drive
Quick View
  •  
  • $205.10 
  • Free Shipping
ASKAsk me
HP 652749-B21-R 1TB 7200 RPM SAS 6Gb/s 2.5" SFF SC Midline Hard Drive
Quick View
HP
Refurbished HP 652749-B21-R 1TB 7200 RPM SAS 6Gb/s 2.5" SFF SC Midline Hard Drive
  • NAND Flash Memory Type: others
  • Height (maximum): 15.6 mm
  • Width (maximum): 75.7 mm
  • Length (maximum): 118.7 mm
  • Model #: 652749-B21-R
ASKAsk me
Seagate ST1800MM0158 1.80 TB 2.5" Internal Hard Drive
Quick View
Seagate
Seagate ST1800MM0158 1.80 TB 2.5" Internal Hard Drive
  • Average Latency: 2ms
  • Model #: ST1800MM0158
  •  
  • $360.19 
  • $7.10 Shipping
Dell 73 GB 2.5" Internal Hard Drive - OEM
Quick View
HP 507125-B21 2.5-inch 146 GB Hard Drive - SAS 600 Serial Attached SCSI - 10000 RPM - 600 MBps
Quick View
HP
Refurbished HP 507125-B21 2.5-inch 146 GB Hard Drive - SAS 600 Serial Attached SCSI - 10000 RPM - 600 MBps
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 507125-B21
Dell 400-AEFL 1 TB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
  •  
  • $270.00 
  • Free Shipping
Dell 341-4732 146 GB Hard Drive - 2.5" Internal - SAS (3Gb/s SAS)
Quick View
DELL
Dell 341-4732 146 GB Hard Drive - 2.5" Internal - SAS (3Gb/s SAS)
  • Flash Memory Capacity: N/A
  • Usage: Ideal for Servers
  • Model #: 341-4732
  •  
  • $235.00 
  • Free Shipping
HPE 418371-B21 72 GB Hard Drive - 2.5" Internal - SAS (3Gb/s SAS)
Quick View
HP
Refurbished HPE 418371-B21 72 GB Hard Drive - 2.5" Internal - SAS (3Gb/s SAS)
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 418371-B21
  •  
  • $70.01 
  • Free Shipping
Dell 300 GB 2.5" Internal Hard Drive - SAS
Quick View
DELL
Dell 300 GB 2.5" Internal Hard Drive - SAS
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Model #: 400-AUUO
Savvio 10k.6 Sas 6gbs 900gb
Quick View
Seagate
Savvio 10k.6 Sas 6gbs 900gb
  • Model #: DHST900MM0006SP
IBM 81Y3857 500Gb 7200Rpm Near Line Sata 6Gbps 2.5Inch Sff Hotswap Hard Disk Drive With Tray For X Series
Quick View
IBM 81Y3857 500Gb 7200Rpm Near Line Sata 6Gbps 2.5Inch Sff Hotswap Hard Disk Drive With Tray For X Series
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 81Y3857
  •  
  • $222.56 
  • Free Shipping
ASKAsk me
SAMSUNG Spinpoint M7E HM251HI 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Used - Like New SAMSUNG Spinpoint M7E HM251HI 250GB 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 #: HM251HI
  •  
  • $65.10 
  • Free Shipping
ASKAsk me
HP Enterprise 507125-B21-R 146GB 10000 RPM SAS 6Gb/s 2.5" SFF Internal Hard Drive
Quick View
  •  
  • $43.90 
  • Free Shipping
Lenovo
Quick View
Lenovo
Lenovo
  • Model #: 90Y8877
HP 146GB 6G SAS 15K 2.5 Dual Port HDD 512547-B21
Quick View
HP
Refurbished HP 146GB 6G SAS 15K 2.5 Dual Port HDD 512547-B21
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 512547-B21
  •  
  • $49.99 
  • Free Shipping
Dell 146 GB 2.5" Internal Hard Drive
Quick View
Dell 463-1660 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
DELL
Dell 463-1660 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Model #: 463-1660
  •  
  • $275.00 
  • Free Shipping
Dell 342-0856 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
Quick View
DELL
Dell 342-0856 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Features: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 342-0856
  •  
  • $107.19 
  • Free Shipping
SAMSUNG Spinpoint M8 ST320LM001 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
SAMSUNG
Refurbished SAMSUNG Spinpoint M8 ST320LM001 320GB 5400 RPM 8MB Cache SATA 3.0Gb/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 #: ST320LM001
  •  
  • $50.00 
  • Free Shipping
IBM 90Y8927 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
IBM 90Y8927 - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 90Y8927
  •  
  • $130.00 
  • Free Shipping
HP 200 GB 2.5" Internal Solid State Drive
Quick View
HP
HP 200 GB 2.5" Internal Solid State Drive
  • Parts: 3 Year
  • Model #: 690819-B21
Dell 400-AUWU - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
Quick View
  •  
  • $125.00 
  • Free Shipping
Dell W330K - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
DELL
Dell W330K - 146GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: W330K
Dell X150K - 300GB 3.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
  • $72.00
  •  
  • $61.07 
  • Save: 15%
  • Free Shipping
Dell N226K - 300GB 3.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
  • $121.95
  •  
  • $42.19 
  • Save: 65%
  • Free Shipping
Dell H8DVC - 300GB 2.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
Samsung SpinPoint M8 Momentus ST320LM001 320GB 2.5" SATA II Laptop Hard Drive
Quick View
  •  
  • $50.00 
  • Free Shipping
Dell T871K 300GB 10000 RPM SAS 6Gb/s 2.5" Internal Notebook Hard Drive
Quick View
ASKAsk me
Dell 342-5364 - 300GB 2.5" SAS 15K 6Gb/s HS Hard Drive
Quick View
DELL
Dell 342-5364 - 300GB 2.5" SAS 15K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 342-5364
  •  
  • $142.00 
  • Free Shipping
Dell 342-4623 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
Quick View
DELL
Dell 342-4623 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 342-4623
  •  
  • $142.19 
  • 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:

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