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Seagate 500GB Ultra Mobile Solid State Hybrid Hard Disk Drive - 5400 RPM SATA 6.0Gb/s 2.5" Model# ST500LX012
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Seagate
Seagate 500GB Ultra Mobile Solid State Hybrid Hard Disk Drive - 5400 RPM SATA 6.0Gb/s 2.5" Model# ST500LX012
  • Height (maximum): 5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Option: Standard
  • Model #: ST500LX012
TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK1652GSX(HDD2H03) 160GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Length (maximum): 101MM
  • Model #: MK1652GSX
Toshiba N300 10TB SATA III 3.5" Internal NAS Hard Drive #HDWG71AXZSTA
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IBM 00Y2430 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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IBM 00Y2430 - 600GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 00Y2430
  •  
  • $109.99 
  • Free Shipping
IBM 81Y3812 - 300GB 2.5" SAS 15K 6Gb/s HS Hard Drive
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  •  
  • $87.00 
  • Free Shipping
Fujitsu MHV2080AH 80GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Fujitsu MHV2080AH 80GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Write Time: 14ms
  • Average Latency: 5.56ms
  • Parts: 1 year limited
  • Model #: MHV2080AH
HGST Travelstar Z5K320 HTS543225A7A384 (0A78602) 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST Travelstar Z5K320 HTS543225A7A384 (0A78602) 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 13ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: 0A78602
Hitachi GST Travelstar 7K750 HTS727575A9E364 (0J12283) 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 7K750 HTS727575A9E364 (0J12283) 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.2ms
  • Height (maximum): 9.5mm
  • Width (maximum): 70mm
  • Length (maximum): 100mm
  • Model #: 0J12283
HGST Travelstar Z5K500 HTS545032A7E380 (0J11283) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST Travelstar Z5K500 HTS545032A7E380 (0J11283) 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.5ms
  • Height (maximum): 7mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: HTS545032A7E380
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  • $99.95 
Dell 4X1DR - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell 4X1DR - 900GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: 4X1DR
Seagate (DELL-OEM) Savvio 10K.5 ST9300605SS 300GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate
Refurbished Seagate (DELL-OEM) Savvio 10K.5 ST9300605SS 300GB 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): 70.10mm
  • Model #: ST9300605SS
HGST Travelstar 5K1000 HTS541010A9E680 (0J22413) 1TB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST Travelstar 5K1000 HTS541010A9E680 (0J22413) 1TB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.5ms
  • Height (maximum): 9.5mm
  • Width (maximum): 70.00mm
  • Model #: 0J22413
WD Blue WD3200LPVX 320GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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WD Blue WD3200LPVX 320GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.5ms
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD3200LPVX
TOSHIBA MK6026GAX 60GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK6026GAX 60GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: MK6026GAX
TOSHIBA MK2565GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK2565GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: MK2565GSX
Seagate Momentus 7200.4 ST9500420AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.4 ST9500420AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Flash Memory Capacity: N/A
  • Features: Important Warranty Information This product is end-of-sale and no longer warranted by the manufacturer. Instead, Newegg warranties this product for one year from date of purchase. If you require warranty service after thirty days, please contact Newegg Customer Service, not the manufacturer.
  • Usage: Ideal for Servers
  • Height (maximum): 9.5mm
  • Model #: ST9500420AS
TOSHIBA MK3276GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK3276GSX 320GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: MK3276GSX
TOSHIBA MK5055GSX 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK5055GSX 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Latency: 5.55ms
  • Parts: 1 year limited
  • Labor: 1 year limited
  • Model #: MK5055GSX
  •  
  • $31.19 
  • Free Shipping
Seagate Savvio 10K.6 ST300MM0026 300 GB 2.5" Internal Hard Drive
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Seagate Savvio 10K.6 ST300MM0026 300 GB 2.5" Internal Hard Drive
  • Parts: 5 Year
  • Labor: 30 days warranty
  • Model #: ST300MM0026
Western Digital Scorpio Blue WD2500BPVT 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Western Digital Scorpio Blue WD2500BPVT 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.5ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: WD2500BPVT
Western Digital Blue WD6400AAKS 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5" Internal Hard Drive
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Seagate ST500LM000 500GB 5400 RPM 64MB Cache SATA 6.0Gb/s 2.5" Laptop Thin SSHD Bare Drive
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Seagate ST500LM000 500GB 5400 RPM 64MB Cache SATA 6.0Gb/s 2.5" Laptop Thin SSHD Bare Drive
  • Flash Memory Capacity: 8GB
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST500LM000
HP 697574-B21 1.2TB 10000 RPM SAS 6Gb/s 2.5" SFF SC Enterprise Drives
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HP
HP 697574-B21 1.2TB 10000 RPM SAS 6Gb/s 2.5" SFF SC Enterprise Drives
  • Height (maximum): 15mm
  • Width (maximum): 76 mm
  • Length (maximum): 119 mm
  • Model #: 697574-B21
Western Digital Scorpio Blue WD10JPVT 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Used - Like New Western Digital Scorpio Blue WD10JPVT 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.5ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.2mm
  • Model #: WD10JPVT
  • $93.66
  •  
  • $45.00 
  • Save: 51%
  • Free Shipping
Seagate Constellation.2 ST9500620SS 500GB 7200 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise-class Hard Drive Bare Drive
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Seagate Constellation.2 ST9500620SS 500GB 7200 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise-class Hard Drive Bare Drive
  • Average Latency: 4.16ms
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: ST9500620SS
Toshiba 4TB 2.5" 15mm Mobile Hard Drive (HDKFB21)
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  •  
  • $131.99 
  • Free Shipping
Fujitsu MHW2080AT 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Internal Notebook Hard Drive Bare Drive
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Fujitsu MHW2080AT 80GB 4200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Write Time: 14ms
  • Average Latency: 7.14ms
  • Height (maximum): 9.5mm
  • Model #: MHW2080AT
  •  
  • $79.95 
  • Free Shipping
HGST HTS725050A7E635 500GB 7200RPM 32MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive - OEM
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HGST HTS725050A7E635 500GB 7200RPM 32MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive - OEM
  • Height (maximum): 7mm
  • Parts: 1 Year Warranty from Reseller
  • Labor: 1 Year Warranty from Reseller
  • Model #: HTS725050A7E635-OEM
Hitachi Travelstar 7K1000 1TB SATA 2.5" Hard Drive 7200RPM 32MB HTS721010A9E630
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  • $59.90
  •  
  • $58.00 
HP 634862-001 320GB 7200 RPM SATA 2.5" Internal Notebook Hard Drive
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  •  
  • $27.99 
  • $11.00 Shipping
Seagate Savvio 15K.3 ST9146853SS 146GB 15000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 15K.3 ST9146853SS 146GB 15000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 2ms
  • Height (maximum): 15mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.45mm
  • Model #: ST9146853SS
Seagate ST1200MM0007 Savvio 10K.7 ST1200MM0007 1.20 TB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
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  •  
  • $27.00 
  • 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