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Seagate Momentus 7200.1 ST980825AS 80GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.1 ST980825AS 80GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: ST980825AS
Seagate Savvio 15K.3 ST9146753SS 146GB 15000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive with Secure Encryption Bare Drive
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Seagate
Seagate Savvio 15K.3 ST9146753SS 146GB 15000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive with Secure Encryption Bare Drive
  • Average Latency: 2ms
  • Height (maximum): 15mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.45mm
  • Model #: ST9146753SS
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  • $199.00 
  • $15.00 Shipping
Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Extreme Class Internal Hard Drive Bare Drive
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Seagate
Seagate EE25.2 Series ST980817SM 80GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Extreme Class Internal Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST980817SM
Lenovo ThinkPad 0A65632 500GB 7200 RPM SATA 3.0Gb/s 4K Notebook Hard Drive
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Lenovo ThinkPad 0A65632 500GB 7200 RPM SATA 3.0Gb/s 4K Notebook Hard Drive
  • Height (maximum): 7mm
  • Parts: 1 Year
  • Labor: 1 Year
  • Model #: 0A65632
  •  
  • $109.99 
  • Free Shipping
Seagate Momentus 5400.2 ST9100824AS 100GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.2 ST9100824AS 100GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12.5ms
  • Average Write Time: 14.5ms
  • Average Latency: 5.6ms
  • Parts: 5 years limited
  • Model #: ST9100824AS
  •  
  • $104.19 
  • Free Shipping
Seagate Momentus 7200.1 ST910021AS 100GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.1 ST910021AS 100GB 7200 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: ST910021AS
  •  
  • $118.19 
  • Free Shipping
Seagate EE25 ST930818AM 30 GB 2.5' Internal Hard Drive
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  •  
  • $119.00 
  • $15.00 Shipping
WL 120GB 8MB Cache 5400RPM SATA Notebook 2.5" Hard Drive w/1-Year Warranty
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Refurbished WL 120GB 8MB Cache 5400RPM SATA Notebook 2.5" Hard Drive w/1-Year Warranty
  • Height (maximum): 9mm
  • Parts: 1 Year Warranty from Reseller
  • Labor: 1 Year Warranty from Reseller
  • Model #: WL120GLSA854-FR
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  • $28.99 
  • Free Shipping
Seagate Savvio 10K.5 ST9900805SS 900GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate
Refurbished Seagate Savvio 10K.5 ST9900805SS 900GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 3ms
  • Height (maximum): 15mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.45mm
  • Model #: ST9900805SS
Seagate Momentus Thin ST320LT014 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate Momentus Thin ST320LT014 320GB 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 #: ST320LT014
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  • $142.19 
  • Free Shipping
HP E7W47A 10000 RPM SAS 6Gb/s 2.5" SFF Dual Port Enterprise Hard Drive
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HP
HP E7W47A 10000 RPM SAS 6Gb/s 2.5" SFF Dual Port Enterprise Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Features: Storage Capacity: 1.20 TBRotational Speed: 10000 rpmWireless LAN: NoDrive Interface: SASDrive Interface Standard: 6Gb/s SASColor: BlackDrive Type: InternalDrive Width: 2.5"Height: 4.6" (117.6 mm)Width: 7" (177.8 mm)Depth: 9" (228.6 mm)Weight (Approximate): 412.8 gCompatibility: HP MSA StorageDevice Supported: Storage SystemLimited Warranty: 3 Year
  • Usage: For Enterprise Storage
  • Parts: 3 Year
  • Model #: E7W47A
Hitachi GST Travelstar 5K120 HTS541280H9SA00 (0A50158) 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 5K120 HTS541280H9SA00 (0A50158) 80GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 11ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: HTS541280H9SA00
  •  
  • $69.00 
  • $15.00 Shipping
TOSHIBA MBF260LRC 600GB 10025 RPM 16MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
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TOSHIBA MBF260LRC 600GB 10025 RPM 16MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
  • Height (maximum): 15mm
  • Width (maximum): 69.85 mm
  • Length (maximum): 100.45 mm
  • Model #: MBF260LRC
TOSHIBA MK6461GSYN 640GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK6461GSYN 640GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 4.16ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Model #: MK6461GSYN
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.5 ST9600205SS 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate
Refurbished Seagate Savvio 10K.5 ST9600205SS 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Seek Time: Read: 3.4 ms Write: 3.8 ms
  • Average Latency: 3ms
  • Height (maximum): 15mm
  • Width (maximum): 70.1mm
  • Model #: ST9600205SS
  •  
  • $39.95 
  • Free Shipping
HGST Travelstar 7K750 HTE727550A9E364 500 GB 2.5" Internal Hard Drive - 1 Pack
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  •  
  • $79.00 
  • $15.00 Shipping
HP GEN8 1TB SAS 6Gb/s 7200rpm 2 5" Hard Drive
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HP
HP GEN8 1TB SAS 6Gb/s 7200rpm 2 5" Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Features: Serial Attached SCSI is the logical evolution of SCSI including its long-established software advantage and the Serial ATA electrical and physical connection interface. With enterprise storage requirements escalating and becoming more complex factors such as larger capacity greater density security scalability and accessibility are more critical than ever. Enterprise data
  • Usage: Ideal for Servers
  • Model #: 652749-S21
TOSHIBA MK1637GSX 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK1637GSX 160GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: MK1637GSX
TOSHIBA MK3252GSX (HDD2H01) 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK3252GSX (HDD2H01) 320GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: MK3252GSX
TOSHIBA MK1237GSX (HDD2D62) 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK1237GSX (HDD2D62) 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Height (maximum): 9.5mm
  • Parts: 3 years limited
  • Model #: MK1237GSX
Lenovo ThinkPad 43N3423 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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  •  
  • $87.99 
  • Free Shipping
Lenovo ThinkPad 0B47322 500 GB 7200 RPM SATA3 Internal Hard Drive
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Lenovo
Lenovo ThinkPad 0B47322 500 GB 7200 RPM SATA3 Internal Hard Drive
  • Height (maximum): 7mm
  • Parts: 1 Year
  • Labor: 1 Year
  • Model #: Newegg_Delete
  •  
  • $87.99 
  • Free Shipping
Seagate ST9120817AS 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate ST9120817AS 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST9120817AS
  •  
  • $76.19 
  • Free Shipping
SAMSUNG Spinpoint MP4 HM500JJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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SAMSUNG Spinpoint MP4 HM500JJ 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.13ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: HM500JJ
  •  
  • $66.19 
  • Free Shipping
TOSHIBA MHZ2120BH 120GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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TOSHIBA MHZ2120BH 120GB 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 #: MHZ2120BH
  •  
  • $58.00 
  • Free Shipping
Seagate LD25.2 ST940210A 40GB 5400 RPM 2MB Cache Parallel ATA 2.5" Notebook Hard Drive Bare Drive
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  •  
  • $76.19 
  • Free Shipping
Dell 300 GB 2.5" Internal Hard Drive - SAS
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DELL
Dell 300 GB 2.5" Internal Hard Drive - SAS
  • NAND Flash Memory Type: Hard Drive
  • Features: Hard Drive
  • Model #: 400-ATIJ
SAMSUNG Spinpoint M Series HM160JI 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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SAMSUNG Spinpoint M Series HM160JI 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: HM160JI
  •  
  • $52.19 
  • Free Shipping
Hitachi 500 GB 2.5' Internal Hard Drive
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  •  
  • $79.00 
  • $15.00 Shipping
Hitachi GST Travelstar 5K320 HTS543232L9A300 (0A56417) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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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

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