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:
Hitachi GST Travelstar 5K320 HTS543232L9A300 (0A56417) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Hitachi GST Travelstar 5K320 HTS543232L9A300 (0A56417) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HTS543232L9A300
  •  
  • $65.19 
  • Free Shipping
TOSHIBA MHZ2080BH 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
Quick View
TOSHIBA MHZ2080BH 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Seek Time: 12ms
  • Average Write Time: 14ms
  • Average Latency: 5.56ms
  • Parts: 3 years limited
  • Model #: MHZ2080BH
  •  
  • $159.00 
  • Free Shipping
Seagate Momentus 7200.3 ST9250421AS 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Notebooks Hard Drive Bare Drive
Quick View
Seagate Momentus 7200.3 ST9250421AS 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Notebooks Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9250421AS
  •  
  • $88.19 
  • Free Shipping
Seagate Momentus 5400.3 ST960815A 60GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
Quick View
Seagate
Seagate Momentus 5400.3 ST960815A 60GB 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
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: ST960815A
  •  
  • $98.00 
  • Free Shipping
Seagate Momentus 7200 FDE.2 ST9250411AS 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Seagate Momentus 7200 FDE.2 ST9250411AS 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Parts: 2 years limited
  • Labor: 2 years limited
  • Model #: ST9250411AS
  •  
  • $90.19 
  • Free Shipping
Seagate Momentus 4200.2 ST9100822A 100GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
Quick View
Seagate Momentus 4200.2 ST9100822A 100GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12.5ms
  • Average Latency: 5.6ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: ST9100822A
  •  
  • $150.19 
  • Free Shipping
HP 613922-001 600GB 10000 RPM SAS 6Gb/s 2.5" Internal Notebook Hard Drive
Quick View
  •  
  • $92.19 
  • Free Shipping
HP 632078-B21 500GB 7200 RPM SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
Quick View
HP
HP 632078-B21 500GB 7200 RPM SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Height (maximum): 18.8mm
  • Width (maximum): 73.91mm
  • Length (maximum): 100.33mm
  • Model #: 632078-B21
  •  
  • $88.00 
  • Free Shipping
Seagate Momentus 4200.2 ST9808210A 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
Quick View
Seagate
Seagate Momentus 4200.2 ST9808210A 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12.5ms
  • Average Latency: 5.56ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: ST9808210A
  •  
  • $153.19 
  • Free Shipping
Seagate Momentus 5400.6 ST980313AS 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Seagate
Refurbished Seagate Momentus 5400.6 ST980313AS 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST980313AS
Seagate ST980811AS-RK 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive
Quick View
Seagate
Seagate ST980811AS-RK 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive
  • Average Seek Time: 11ms
  • Average Write Time: 13ms
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Model #: ST980811AS-RK
  •  
  • $90.00 
  • Free Shipping
Hitachi Travelstar 7K750 HTS727564A9E364 640 GB 2.5" Internal Hard Drive
Quick View
Hitachi Travelstar 7K750 HTS727564A9E364 640 GB 2.5" Internal Hard Drive
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Width (maximum): 70mm
  • Length (maximum): 100mm
  • Model #: 0J12282
  •  
  • $60.00 
  • Free Shipping
HP Enterprise 492620-B21 300GB 10000 RPM SAS 3Gb/s 2.5" SFF Internal Hard Drive
Quick View
  •  
  • $150.19 
  • Free Shipping
HP 652597-B21 73GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Notebook Hard Drive
Quick View
  •  
  • $141.19 
  • Free Shipping
TOSHIBA HDD2D63 (MK6037GSX) 60GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
Quick View
TOSHIBA HDD2D63 (MK6037GSX) 60GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HDD2D63
Seagate Momentus Thin ST160LT007 160GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
Quick View
Seagate
Seagate Momentus Thin ST160LT007 160GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST160LT007
  •  
  • $58.19 
  • Free Shipping
Dell x162k 146 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
Seagate ST9320423ASG 320GB 7200 RPM SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
  •  
  • $47.19 
  • Free Shipping
HP 507127-B21 300GB 10000 RPM SAS 6Gb/s 2.5" SFF Enterprise Hard Drive
Quick View
  •  
  • $232.99 
  • $13.08 Shipping
DELL 740Y7 300Gb 10000Rpm Sas6Gbits 16Mb Buffer 2.5Inch Hard Disk Drive With Trayfor Powervault Server
Quick View
DELL
DELL 740Y7 300Gb 10000Rpm Sas6Gbits 16Mb Buffer 2.5Inch Hard Disk Drive With Trayfor Powervault Server
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 740Y7
Fujitsu MHY2120BS 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
Quick View
Fujitsu MHY2120BS 120GB 5400 RPM 8MB Cache SATA 1.5Gb/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 #: MHY2120BS
  •  
  • $69.00 
  • $15.00 Shipping
IBM 146 GB 2.5' Internal Hard Drive
Quick View
IBM 146 GB 2.5' Internal Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Parts: 1 Year
  • Model #: 44W2294
  •  
  • $90.00 
  • Free Shipping
Western Digital Scorpio Blue 250Gb 5400Rpm Sata 7Pin 8Mb Buffer 2.5Inch Low Profile(1.0 Inch) Notebook Drive
Quick View
Used - Like New Western Digital Scorpio Blue 250Gb 5400Rpm Sata 7Pin 8Mb Buffer 2.5Inch Low Profile(1.0 Inch) Notebook Drive
  • Average Seek Time: 12ms
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Model #: WD2500BEVS
  • $66.00
  •  
  • $58.00 
  • Save: 12%
  • Free Shipping
Toshiba MK5061GSYB 500 GB 2.5' Internal Hard Drive
Quick View
Toshiba MK5061GSYB 500 GB 2.5' Internal Hard Drive
  • Parts: 3 Year Limited
  • Model #: MK5061GSYB
  •  
  • $120.00 
  • Free Shipping
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
TOSHIBA MBE2073RC 73.5GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive
Quick View
TOSHIBA MBE2073RC 73.5GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive
  • Average Seek Time: 2.9ms
  • Average Write Time: 3.4ms
  • Average Latency: 2ms
  • Parts: 3 years limited
  • Model #: MBE2073RC
  •  
  • $100.00 
  • $5.99 Shipping
Hitachi 0A39115 HCS5C3225SLA380 5K320 250Gb 5400 Rpm SATA-3 8Mb 3.5-Inch Internal Hard Drive
Quick View
  •  
  • $49.00 
  • $15.00 Shipping
Seagate ST9500323CS 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Seagate
Refurbished Seagate ST9500323CS 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST9500323CS
  •  
  • $88.95 
  • Free Shipping
HP 655710-B21 1TB 7200 RPM SATA 6.0Gb/s 2.5" SFF SC Midline Hard Drive
Quick View
HP
HP 655710-B21 1TB 7200 RPM SATA 6.0Gb/s 2.5" SFF SC Midline Hard Drive
  • Height (maximum): 15.7 mm
  • Width (maximum): 75.7 mm
  • Length (maximum): 118.6 mm
  • Model #: 655710-B21

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