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WD Black 1TB Hard Drive - 7200 RPM SATA 6Gb/s 64MB Cache 2.5 Inch - WD10SPSX
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WD Black 1TB Hard Drive - 7200 RPM SATA 6Gb/s 64MB Cache 2.5 Inch - WD10SPSX
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD10SPSX
Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024
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Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024
  • NAND Flash Memory Type: MLC
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST4000LM024
Seagate ST2000LM007 2TB 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate ST2000LM007 2TB 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Seek Time: 13ms
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST2000LM007
WD Black WD5000LPSX 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Internal Hard Drive
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in 30 days
WD Black WD5000LPSX 500GB 7200 RPM 64MB Cache SATA 6.0Gb/s 2.5" Internal Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD5000LPSX
WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD20SPZX
  • $115.26 - $122.36
WD Black 500GB Performance Laptop Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5" - WD5000LPLX
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WD Black 500GB Performance Laptop Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5" - WD5000LPLX
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD5000LPLX
Seagate Samsung Spinpoint M9T ST2000LM003 2TB 5400 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Samsung Spinpoint M9T ST2000LM003 2TB 5400 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Model #: ST2000LM003
  •  
  • $125.00 
  • Free Shipping
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
WD Red Plus 1TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 16MB Cache 2.5 Inch - WD10JFCX
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WD Red Plus 1TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 16MB Cache 2.5 Inch - WD10JFCX
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD10JFCX
Seagate Laptop Thin ST500LM021 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" Hard Drive
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Seagate Laptop Thin ST500LM021 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" Hard Drive
  • Average Seek Time: 11ms
  • Height (maximum): 7mm
  • Width (maximum): 70.10mm
  • Length (maximum): 100.55mm
  • Model #: ST500LM021
Seagate Savvio 10K.7 ST1200MM0007 1.2TB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Enterprise Internal Hard Drive
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Seagate
Seagate Savvio 10K.7 ST1200MM0007 1.2TB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Enterprise Internal Hard Drive
  • Flash Memory Capacity: N/A
  • Average Latency: 2.9ms
  • Features: Enterprise Performance 10K HDD - The Perfect Performance Upgrade Transition from slower 2.5", 10K-RPM or lower-capacity 3.5", 15K-RPM hard drives to smaller, faster, best-in-class Savvio 10K.6 enterprise hard drives. PowerChoice technology for T10-compliant power management enables IT organizations to tailor systems for performance and power consumption. First mission-critical HDD to offer the Seagate
  • Usage: For Enterprise Storage
  • Model #: ST1200MM0007
WD Black 1TB Mobile Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5 Inch - WD10JPLX
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WD Black 1TB Mobile Hard Disk Drive - 7200 RPM SATA 6Gb/s 32MB Cache 2.5 Inch - WD10JPLX
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Option: N/A
  • Model #: WD10JPLX
Seagate Momentus 7200.4 ST9500423AS 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 ST9500423AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Brand: Seagate
  • Series: Momentus 7200.4
  • Model: ST9500423AS
  • Capacity: 500GB
  • Model #: ST9500423AS
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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  •  
  • $37.49 
  • Free Shipping
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
  •  
  • $45.00 
  • Free Shipping
Seagate Exos 7E2000 1TB 512e SATA 6Gb/s 7200 RPM 2.5-Inch Enterprise Hard Drive (ST1000NX0313)
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Seagate Exos 7E2000 1TB 512e SATA 6Gb/s 7200 RPM 2.5-Inch Enterprise Hard Drive (ST1000NX0313)
  • Average Latency: 4.16ms
  • Height (maximum): 15mm
  • Width (maximum): 70.10mm
  • Length (maximum): 100.45mm
  • Model #: ST1000NX0313
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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in 30 days
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
HGST Travelstar 7K1000 HTS721010A9E630 (0J22423) 1TB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive (Standard Model) Bare Drive
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HGST Travelstar 7K1000 HTS721010A9E630 (0J22423) 1TB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive (Standard Model) Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 4.2ms
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 9.5mm
  • Model #: 0J22423
Seagate 1TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST1000LM048
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in 30 days
Seagate 1TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST1000LM048
  • Height (maximum): 7mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST1000LM048
HGST Travelstar Z5K500 HTS545050A7E380 (0J11285) 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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HGST Travelstar Z5K500 HTS545050A7E380 (0J11285) 500GB 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 #: 0J11285
Dell/Western Digital Ultrastar DC HC520 12TB HUH721212AL5205 0F29553 7.2K RPM SAS 12Gb/s 512e 3.5in Enterprise Refurbished Hard Drive
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  •  
  • $308.88 
  • Free Shipping
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
Seagate ST4000LM016 4TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate ST4000LM016 4TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Seek Time: 12ms
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.35mm
  • Model #: ST4000LM016
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
Western Digital WD VelociRaptor WD5000BHTZ 500GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
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Western Digital WD VelociRaptor WD5000BHTZ 500GB 10000 RPM 64MB Cache SATA 6.0Gb/s 2.5" Enterprise Hard Drive Bare Drive
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.45mm
  • Parts: 2 yrs
  • Model #: WD5000BHTZ
TOSHIBA MQ01ABD100 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MQ01ABD100 1TB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Brand: TOSHIBA
  • Capacity: 1TB
  • RPM: 5400 RPM
  • Form Factor: 2.5"
  • Model #: MQ01ABD100
MaxDigital 500GB 5400RPM 16MB Cache SATA 6Gb/s 7mm 2.5in Notebook / Mobile Hard Drive
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MaxDigital 500GB 5400RPM 16MB Cache SATA 6Gb/s 7mm 2.5in Notebook / Mobile Hard Drive
  • Height (maximum): 7mm
  • Width (maximum): 70mm
  • Length (maximum): 100.6mm
  • Parts: 2 Years Warranty from Reseller
  • Model #: MD500GLSA1654S
  •  
  • $21.99 
  • Free Shipping
Dell PGHJG - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
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DELL
Dell PGHJG - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: PGHJG
Seagate Savvio 10K.6 ST900MM0026 900GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Savvio 10K.6 ST900MM0026 900GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 2.9ms
  • Height (maximum): 15mm
  • Width (maximum): 70.10mm
  • Length (maximum): 100.45mm
  • Model #: ST900MM0026
  •  
  • $90.00 
  • Free Shipping
Hitachi GST Travelstar 5K160 HTS541680J9AT00 (0A28417) 80GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Hitachi GST Travelstar 5K160 HTS541680J9AT00 (0A28417) 80GB 5400 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 11ms
  • Average Latency: 5.5ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HTS541680J9AT00
  •  
  • $99.95 
  • Free Shipping
Seagate Momentus 5400.6 ST9500325ASG 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.6 ST9500325ASG 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Parts: 2 years limited
  • Labor: 2 years limited
  • Model #: ST9500325ASG
Seagate Savvio 15K.2 ST9146852SS 146GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 15K.2 ST9146852SS 146GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 2ms
  • Parts: 5 Years Warranty
  • Labor: 5 Years Warranty
  • Model #: ST9146852SS
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

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

“ Competitive price, fast delivery good product. 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
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