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WL 250GB 8MB Cache 5400RPM SATA 3.0Gb/s 2.5" Internal Laptop Hard Drive w/1-Year Warranty
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WL 250GB 8MB Cache 5400RPM SATA 3.0Gb/s 2.5" Internal Laptop Hard Drive w/1-Year Warranty
  • Height (maximum): 9mm
  • Parts: 1 Year Warranty from Reseller
  • Labor: 1 Year Warranty from Reseller
  • Model #: MD2250GSATA
  •  
  • $29.99 
  • Free Shipping
Seagate Momentus ST9750420AS 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus ST9750420AS 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Brand: Seagate
  • Series: Momentus
  • Model: ST9750420AS
  • Capacity: 750GB
  • Model #: ST9750420AS
Seagate Momentus 7200.4 ST9500420ASG 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive with G-Force Protection Bare Drive
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Seagate Momentus 7200.4 ST9500420ASG 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive with G-Force Protection Bare Drive
  • Average Seek Time: 11ms
  • Average Write Time: 13ms
  • Average Latency: 4.17ms
  • Parts: 2 years limited
  • Model #: ST9500420ASG
  •  
  • $60.10 
  • Free Shipping
Seagate ST600MP0005 600 GB 2.5" Internal Hard Drive
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Seagate
Seagate ST600MP0005 600 GB 2.5" Internal Hard Drive
  • Brand: Seagate
  • Model: ST600MP0005
  • Interface: SAS 6Gb/s
  • Cache: 128MB
  • Model #: ST600MP0005
HGST Travelstar Z5K500 HTS545050A7E680 (0J38065) 500GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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HGST Travelstar Z5K500 HTS545050A7E680 (0J38065) 500GB 5400 RPM 8MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Average Seek Time: 13ms
  • Average Latency: 5.5ms
  • Height (maximum): 7mm
  • Width (maximum): 70mm
  • Model #: 0J38065
Seagate Savvio 15K.2 ST973452SS 73GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 15K.2 ST973452SS 73GB 15000 RPM 16MB Cache SAS 6Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Seek Time: 2.9ms
  • Average Write Time: 3.3ms
  • Average Latency: 2ms
  • Height (maximum): 14.80mm
  • Model #: ST973452SS
  • $53.00
  •  
  • $48.00 
  • Save: 9%
  • Free Shipping
Seagate Momentus Thin ST250LT007 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus Thin ST250LT007 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST250LT007
  •  
  • $45.00 
  • Free Shipping
Seagate Exos 7E2000 2TB 512e SAS 12Gb/s 7200 RPM SED Enterprise HDD (ST2000NX0343)
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Seagate
Seagate Exos 7E2000 2TB 512e SAS 12Gb/s 7200 RPM SED Enterprise HDD (ST2000NX0343)
  • Average Latency: 4.16ms
  • Height (maximum): 15mm
  • Width (maximum): 70.10mm
  • Length (maximum): 100.45mm
  • Model #: ST2000NX0343
Western Digital Scorpio Blue WD7500BPVT 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" 750GB Capacity Internal Notebook Hard Drive
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Western Digital Scorpio Blue WD7500BPVT 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" 750GB Capacity Internal Notebook Hard Drive
  • Flash Memory Capacity: 750GB
  • Parts: 2 years limited
  • Labor: 2 years limited
  • Model #: WD7500BPVT
Seagate Momentus 5400 ST9640320AS 640GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 5400 ST9640320AS 640GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Seek Time: 11ms
  • Average Latency: 5.5ms
  • Parts: 2 years limited
  • Labor: 2 years limited
  • Model #: ST9640320AS
  •  
  • $65.00 
  • Free Shipping
TOSHIBA MK3001GRRB 15000 RPM 32MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
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TOSHIBA MK3001GRRB 15000 RPM 32MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
  • Brand: TOSHIBA
  • Model: MK3001GRRB
  • RPM: 15000 RPM
  • Form Factor: 2.5"
  • Model #: MK3001GRRB
TOSHIBA MK1401GRRB 147GB 15000 RPM 32MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
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TOSHIBA MK1401GRRB 147GB 15000 RPM 32MB Cache SAS 6Gb/s 2.5" Enterprise Hard Drive
  • NAND Flash Memory Type: Hard Drive
  • Height (maximum): 15mm
  • Width (maximum): 69.85 mm
  • Length (maximum): 100.45 mm
  • Model #: MK1401GRRB
TOSHIBA MK5061GSYN 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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TOSHIBA MK5061GSYN 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Brand: TOSHIBA
  • Series: MKxx61GSYN
  • Model: MK5061GSYN
  • Capacity: 500GB
  • Model #: MK5061GSYN
Western Digital WD VelociRaptor WD6000BLHX 600GB 10000 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Western Digital WD VelociRaptor WD6000BLHX 600GB 10000 RPM 32MB Cache SATA 6.0Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Latency: 3ms
  • Height (maximum): 15mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100mm
  • Model #: WD6000BLHX
  • $195.00
  •  
  • $167.00 
  • Save: 14%
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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
  •  
  • $65.00 
  • Free Shipping
Seagate Momentus 7200.3 ST980411AS 80GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.3 ST980411AS 80GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: ST980411AS
  •  
  • $77.00 
  • Free Shipping
Seagate Savvio 15K ST973451SS 73.40 GB 2.5' Internal Hard Drive
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Seagate Momentus Thin ST320LT009 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus Thin ST320LT009 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST320LT009
  •  
  • $85.19 
  • Free Shipping
Seagate ST600MM0006 600GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Savvio 10KRpm
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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
Seagate Momentus 7200.4 ST9320423AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.4 ST9320423AS 320GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Model #: ST9320423AS
  • $65.25
  •  
  • $45.00 
  • Save: 31%
  • Free Shipping
Seagate Momentus 7200.4 ST9250410ASG 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive with G-Force Protection Bare Drive
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Seagate Momentus 7200.4 ST9250410ASG 250GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive with G-Force Protection Bare Drive
  • Average Latency: 4.17ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69MM
  • Length (maximum): 100MM
  • Model #: ST9250410ASG
  •  
  • $69.19 
  • Free Shipping
Seagate Savvio 10K.2 ST9146802SS 146GB 10000 RPM SAS 3Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
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Seagate Savvio 10K.2 ST9146802SS 146GB 10000 RPM SAS 3Gb/s 2.5" Internal Enterprise Hard Drive Bare Drive
  • Average Seek Time: 3.8ms
  • Average Write Time: 4.4ms
  • Average Latency: 3ms
  • Parts: 3 years limited
  • Model #: ST9146802SS
Seagate Laptop Thin HDD ST500LM024 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" SED FIPS 140-2 Secure Encryption Hard Drive
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Seagate
Seagate Laptop Thin HDD ST500LM024 500GB 7200 RPM 32MB Cache SATA 6.0Gb/s 2.5" SED FIPS 140-2 Secure Encryption Hard Drive
  • Average Seek Time: 11ms
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST500LM024
  •  
  • $100.19 
  • Free Shipping
WD Blue 750GB Hard Disk Drive - 5400 RPM SATA 6Gb/s 2.5 Inch - WD7500BPVX
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WD Blue 750GB Hard Disk Drive - 5400 RPM SATA 6Gb/s 2.5 Inch - WD7500BPVX
  • Average Latency: 5.5ms
  • Height (maximum): 9.5mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.20mm
  • Model #: WD7500BPVX
Seagate Momentus 7200.1 ST980825A 80GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 7200.1 ST980825A 80GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 10.5ms
  • Average Write Time: 12.5ms
  • Average Latency: 4.2ms
  • Parts: 5 years limited
  • Model #: ST980825A
  •  
  • $100.00 
  • Free Shipping
Seagate Momentus 5400.2 ST9120821AS 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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Seagate Momentus 5400.2 ST9120821AS 120GB 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 #: ST9120821AS
  •  
  • $49.10 
  • Free Shipping
TOSHIBA MK1234GSX 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK1234GSX 120GB 5400 RPM 8MB Cache SATA 1.5Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.55ms
  • NAND Flash Memory Type: Hard Drive
  • Parts: 1 year limited
  • Model #: MK1234GSX
Seagate Momentus ST9750423AS 750GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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  •  
  • $90.00 
  • Free Shipping
Seagate Momentus Thin 5400.9 ST500LT015 500GB 5400 RPM 16MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate Momentus Thin 5400.9 ST500LT015 500GB 5400 RPM 16MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
  • Brand: Seagate
  • Series: Momentus Thin 5400.9
  • Model: ST500LT015
  • Capacity: 500GB
  • Model #: ST500LT015
Seagate Momentus ST9500424AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
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Seagate
Seagate Momentus ST9500424AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive
  • Brand: Seagate
  • Series: Momentus
  • Model: ST9500424AS
  • Capacity: 500GB
  • Model #: ST9500424AS
HP 507127-B21 300GB 10000 RPM SAS 6Gb/s 2.5" SFF Enterprise Hard Drive
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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
TOSHIBA MK2546GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA MK2546GSX 250GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: MK2546GSX
TOSHIBA HDD2193 (MK4026GAX) 40GB 5400 RPM 16MB Cache IDE Ultra ATA100 / ATA-6 2.5" Notebook Hard Drive Bare Drive
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TOSHIBA HDD2193 (MK4026GAX) 40GB 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 #: HDD2193

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
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. No issues. ”

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