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Dell Hard Drive - 1.2 TB 400-AJPD Hard Drives
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DELL
Dell Hard Drive - 1.2 TB 400-AJPD Hard Drives
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Model #: 463-7475
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
IBM Lenovo OEM Thinkpad T60 T61 X60 X61 160GB SATA Laptop Hard Drive
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  • $100.19 
  • Free Shipping
726833-001 Hp 750GB Sata 3GB/ s Hard Drive 8MB 5400RPM 2.5IN Scorpio Blue
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  • $45.00 
  • Free Shipping
Seagate ST3402111A BarraCuda 7200.9 ST3402111A 40 GB Hard Drive - 3.5" Internal - IDE (IDE Ultra ATA/100 (ATA-6))
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  • $55.00 
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HPE 652583-B21 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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HP
Refurbished HPE 652583-B21 600 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 652583-B21
HP 718292-001 1.2TB 10K 6Gb/s SFF SAS SC
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HP
HP 718292-001 1.2TB 10K 6Gb/s SFF SAS SC
  • Flash Memory Capacity: N/A
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 718292-001
Western Digital Scorpio Blue WD800BEVS 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Used - Like New Western Digital Scorpio Blue WD800BEVS 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 4.2ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: WD800BEVS
  • $95.16
  •  
  • $21.10 
  • Save: 77%
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Dell 3K30N - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
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DELL
Dell 3K30N - Dell 1.2TB 2.5" SAS 10K 12Gb/s Hard Drive
  • Average Latency: 12Gb/s
  • Model #: 3K30N
Hitachi GST Travelstar Z7K320 HTS723232A7A364 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Refurbished Hitachi GST Travelstar Z7K320 HTS723232A7A364 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: 1 yr
  • Model #: HTS723232A7A364
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  • $29.00 
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Seagate ST318404LC Cheetah 18XL ST318404LC 18.40 GB Hard Drive - 3.5" Internal - SCSI (Ultra160 SCSI)
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  • $97.10 
  • Free Shipping
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
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  • $44.00 
  • Free Shipping
Western Digital Scorpio Black WD7500BPKT 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Used - Very Good Western Digital Scorpio Black WD7500BPKT 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Flash Memory Capacity: N/A
  • Average Latency: 4.2ms
  • Features: Desktop-class performance - With 7200 RPM spin speed, 16 MB cache, and capacities up to 750 GB, these drives enable you to have the best of both worlds: the capacity and performance of a desktop PC with the convenience and portability of a notebook. Massive capacity - WD's 750 GB 2.5-inch
  • Usage: For Power Computing
  • Model #: WD7500BPKT
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  • $37.49 
Dell-IMSourcing 02R3X 600 GB Hard Drive - 3.5" Internal - SAS (6Gb/s SAS)
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  • $299.19 
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Dell 0K1JY9 - Dell 600GB 2.5" SAS 10K 6Gb/s Hard Drive
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DELL
Dell 0K1JY9 - Dell 600GB 2.5" SAS 10K 6Gb/s Hard Drive
  • Average Latency: 6Gb/s
  • Model #: 0K1JY9
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  • $77.00 
  • Free Shipping
Dell 745GC (ST9300605SS) 300GB 10k RPM SAS-6Gb/s 2.5" HDD
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Dell 9PR63 - 4TB 3.5" SATA 7.2K 6Gb/s HS Hard Drive
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  • $73.10 
  • Free Shipping
HITACHI Hts725050A7E630 Travelstar Z7K500 500Gb 7200Rpm Sata 6Gbps 32Mb Buffer 7Mm 2.5Inch Hard Drive
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Refurbished HITACHI Hts725050A7E630 Travelstar Z7K500 500Gb 7200Rpm Sata 6Gbps 32Mb Buffer 7Mm 2.5Inch Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 3in
  • Length (maximum): 4in
  • Parts: 30 days
  • Model #: HTS725050A7E630
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  • $30.00 
  • Free Shipping
DELL J770N 500Gb 7200Rpm Sataii 2.5In Hard Disk Drive
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DELL
DELL J770N 500Gb 7200Rpm Sataii 2.5In Hard Disk Drive
  • NAND Flash Memory Type: MLC
  • Model #: J770N
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  • $40.00 
  • Free Shipping
HP 656107-001-R 500GB 7200 RPM SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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  • $58.00 
  • Free Shipping
DELL 61Xpf  System
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DELL
DELL 61Xpf System
  • NAND Flash Memory Type: MLC
  • Model #: 61XPF
IBM 81Y9731 - 1TB 2.5" Near Line SATA 7.2K 6Gb/s HS Hard Drive
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IBM 81Y9731 - 1TB 2.5" Near Line SATA 7.2K 6Gb/s HS Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Usage: Ideal for Servers
  • Model #: 81Y9731

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