Weather Alert: Severe winter storms may impact delivery times in some regions. We appreciate your patience as carriers work to deliver orders as quickly as possible. UPS Service Alerts.
  • In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Brands
Show More
Price
Show More
Capacity
Interface
Show More
RPM
Form Factor
Height (maximum)
Show More
All Top Brands
Availability
Condition
Sold by
Useful Links
Customer Ratings
  • Victory is near
  • Featured Brands

    See Deals from Western DigitalSee Deals from SeagateSee Deals from SAMSUNG

SHOP BY Capacity

Sort By:
View:
IBM 03X3710 Lenovo Heatsink And Fan Assembly ThinkServer TS430
Quick View
  •  
  • $55.00 
  • Free Shipping
Lenovo P3700 400 GB 2.5" Internal Solid State Drive
Quick View
  •  
  • $399.00 
  • Free Shipping
IBM 39R7348 73 GB Hard Drive - 3.5" Internal - SAS (3Gb/s SAS)
Quick View
  •  
  • $20.00 
  • Free Shipping
Lenovo 1.2TB 10K SAS 2.5" G3HS
Quick View
  •  
  • $65.00 
  • Free Shipping
IBM 40K1025 40K1025 300 GB Hard Drive - 3.5" Internal - SCSI (Ultra320 SCSI)
Quick View
Lenovo 146GB 15K SAS 2.5" G3HS
Quick View
  •  
  • $79.00 
  • Free Shipping
HP 605835-S21 1 TB 2.5' Internal Hard Drive
Quick View
HP
HP 605835-S21 1 TB 2.5' Internal Hard Drive
  • Parts: 1 Year
  • Model #: 605835-S21
  •  
  • $543.60 
  • Free Shipping
HP 800 GB 2.5" Internal Solid State Drive
Quick View
  •  
  • $1,540.80 
  • Free Shipping
HP 900 GB 2.5" Internal Hard Drive
Quick View
  •  
  • $512.00 
  • Free Shipping
Lenovo 00MJ149 1.2 TB HDD
Quick View
  •  
  • $199.00 
  • Free Shipping
Lenovo 00AJ136
Quick View
Lenovo
Lenovo 00AJ136
  • Model #: 00AJ136
1TB 7.2K 6GBPS NL SAS 2.5IN G3HS HD
Quick View
  • $224.35
  •  
  • $198.00 
  • Save: 11%
  • Free Shipping
Lenovo Gen3
Quick View
Lenovo
Lenovo Gen3
  • Model #: 00WG710
  •  
  • $290.00 
  • Free Shipping
Lenovo
Quick View
Lenovo
Lenovo
  • Options: N/A
  • Model #: 00WC011
  •  
  • $329.00 
  • Free Shipping
HP 400 GB 2.5" Internal Solid State Drive
Quick View
HP
HP 400 GB 2.5" Internal Solid State Drive
  • Parts: 3 Year
  • Model #: 690821-B21
  •  
  • $5,712.00 
  • Free Shipping
HP MSA J9F50A 1TB 7200 RPM SAS 12Gb/s 2.5" SFF 512e Midline Enterprise Hard Drive
Quick View
HP
HP MSA J9F50A 1TB 7200 RPM SAS 12Gb/s 2.5" SFF 512e Midline Enterprise Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: For Enterprise Storage
  • Model #: J9F50A
  •  
  • $494.83 
  • Free Shipping
HPE AP875A 300 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
  •  
  • $441.00 
  • Free Shipping
HP 1.80 TB 2.5" Internal Hard Drive
Quick View
  •  
  • $730.00 
  • Free Shipping
HP 6 TB 3.5" Internal Hard Drive
Quick View
HP
HP 6 TB 3.5" Internal Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Model #: J9F36A
  •  
  • $600.00 
  • Free Shipping
HPE 652745-B21 500 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
HP
Refurbished HPE 652745-B21 500 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: Hard Drive
  • Model #: 652745-B21
  •  
  • $487.00 
  • Free Shipping
HP Hard Drive #629163-001: 600GB 10K 2.5" SATA
Quick View
  •  
  • $408.90 
  • Free Shipping
900GB THINKSYSTEM 2.5IN 10K SAS
Quick View
HP Q1H48A
Quick View
HP
HP Q1H48A
  • Model #: Q1H48A
  •  
  • $1,025.00 
  • Free Shipping
Seagate Enterprise ST2000NX0253 2 TB 2.5" Internal Hard Drive
Quick View
  •  
  • $239.99 
HP 600 GB 2.5" Internal Hard Drive
Quick View
HP
HP 600 GB 2.5" Internal Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Model #: 785103-B21
WD 1 TB 2.5-Inch Laptop Mainstream WDBMYH0010BNC-NRSN
Quick View
  •  
  • $87.99 
Western Digital 120GB WD1200BEVT-00A23T0 Factory recertified Laptop Hard Drive
Quick View
  •  
  • $44.99 
  • Free Shipping
DELL G108N  73Gb 15000Rpm Sas3Gbits 16Mb Buffer 2.5Inch Hard Disk Drive With Tray
Quick View
  •  
  • $19.99 
  • Free Shipping
DELL G731N 147Gb 10000Rpm 16Mb Buffer Sas3Gbits 2.5Inch Hard Disk Drive With Tray
Quick View
  •  
  • $39.99 
  • 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
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