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Lenovo Network - Switch Modules
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ST300MM0008 Seagate ENTERPRISE 300GB 10KRPM 12Gbps 2.5" SAS HDD Hard Drive  V8
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ST39236LC Seagate 9N3011 9.2GB 7200RPM 80Pin 1MB 3.5" SCSI HDD Hard Drive
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IBM 43W7626 1 TB 3.5' Internal Hard Drive
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Intel SSDPD2ME010T401 DC D3600 1Tb 2.5-Inch PCIe Solid State Drive
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ST31500341AS Seagate BARRACUDA 7200.11 1.5TB 7.2K RPM 3Gbps 3.5" SATA Hard Drive
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0-HOURS 90Y8877 90Y8878 90Y8881 IBM 300GB 10K RPM 6Gb/s 2.5" SAS HDD Hard Drive
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LOT OF 10-Seagate ST9146852SS 9FU066 146GB 15K RPM 6Gb/s 2.5" SAS HDD Hard Drive
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49Y2003 49Y2004 49Y2007 IBM 600GB 10K RPM 6Gb/s 2.5" SAS SERVER HDD Hard Drive
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42D0637 42D0638 42D0641 IBM 300GB 10K RPM 6Gb/s 2.5" SAS Hard Drive W/ZERO HOURS
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HP 432341-B21 750GB 7200 RPM SATA 1.5Gb/s 3.5" Internal Hard Drive
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39R7350 26K5842 40K1044 IBM 146GB 15K RPM 3Gbps 3.5" SAS SERVER HDD Hard Drive
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43W7626 43W7629 42C0497 IBM 1TB 7.2K RPM 3Gbps 3.5" SATA Hard Drive For N Series
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49Y1935 49Y1899 49Y1926 IBM SYSTEM STORAGE 300GB 15K 6Gb/s 3.5" SAS Hard Drive
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06P5769 06P5767 ST318452LC IBM FESTPLATTE 18GB 15K RPM U160 3.5" SCSI Hard Drive
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00AR327 00AR400 00AR480 IBM 1.2TB 10K RPM 6Gb/s 2.5" SAS SERVER HDD Hard Drive
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HP Entry 571232-B21 250GB 7200 RPM SATA 3.0Gb/s 3.5" Internal Hard Drive
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HP 384842-B21 72GB 10000 RPM SAS 300 2.5" Internal Hard Drive
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49Y1870 49Y1869 49Y1866 IBM 600GB 15000RPM 6Gbps 3.5" SAS SERVER HDD Hard Drive
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HP AG883A 1TB 7200 RPM Fibre Channel 3.5" Internal Hard Drive
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90P1309 90P1305 26K5152 IBM 73.4GB 10K U320 80-Pin 8MB 3.5in SCSI Hard Drive
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49Y6102 49Y6103 49Y6106 IBM 600GB 15K RPM 6Gb/s 3.5" SAS SERVER HDD Hard Drive
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Seagate Enterprise Capacity 2.5 HDD Hard Drive 1 TB SAS 12Gb/S (ST1000NX0323) (ST1000NX0323)
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HP P2000 AP859A 450GB 15000 RPM SAS 6Gb/s 3.5" Internal Hard Drive
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Desktop internal hard drives store operating systems, system files, software and individual files. They can offer anywhere from 500GB of storage up to 8TB or more and come with a variety of interfaces. Although most internal drives are 3.5in., some devices use a smaller 2.5in. form factor. Smaller and larger physical sizes are rare but do exist. Also, consider the speed of the drive. Internal hard drives for desktop computers tend to run at 7,200 revolutions per minute (RPM) but faster read-write speeds minimize waiting time. Hard drives with speeds of up to 15,000 RPM are available. Finally, memory cache is the amount of memory that can be active at any given time. A larger cache is important if you work with multiple large files at once.

Improve Your Computer's Performance with a New Hard Drive

You might not be concerned about storage space when you buy a new PC, but the hard drive will fill will with files and software. A new desktop internal hard drive can replace an existing drive that has reached maximum capacity. Alternatively, if your motherboard has a spare bay, you can add a second or additional device to expand storage. An internal HDD for PCs is easy to install, has greater capacity and speed than an external device and comes with multiple storage options.

Store All Your Data with Large Capacity Drives

Every piece of software you install, every song you save, every video you download takes up storage space, which can slow down a computer. A 720p movie takes up approximately 8GB, while a 4k video can consume as much as 100GB of a desktop internal hard drive. Even the Windows 10 operating system requires 15GB. A 500GB hard drive can be useful for storing files while you're on the move before transferring them to a larger drive if you don't have a personal cloud device or portable hard drive. For everyday and ongoing storage, this size drive will quickly fill up. Desktop internal hard drives offer the storage of up to 16TB in some cases, providing plenty of space for software and files.

Ensure Compatibility by Choosing the Right Interface

The most commonly used standards for connecting a desktop internal hard drive to a motherboard are SATA and SAS. Determine the motherboard's interface and ensure that you match this when buying a new drive to ensure compatibility and to avoid having to use an adapter. Check the label off the drive you are replacing or look at the manufacturer guidelines for your motherboard.

Access Data Quicker with a Fast SATA Internal Hard Drive

The speed the disk platters spin determines how quickly information can be retrieved from the drive. It is common for external hard drives to have a speed of 5,000 RPM because this draws less power and makes minimal noise. Other hard drive designs have a speed of up to 15,000 RPM, depending on the model.

Bestselling Desktop Internal Hard Drives Reviews:

Perry K.
3/26/2026 7:05:57 AM
Seagate Barracuda 2TB Hard Drive

“ Received and installed new Seagate Hard Drive in older Dell Inspiron PC. ”

Seagate BarraCuda ST2000DM008 2TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive
Anonymous
1/22/2026 4:08:37 PM
Perfect 28TB NAS Drives Great For UGREEN Plex

“ One drive is my primary Plex/media volume, the other is my internal backup. ”

Seagate IronWolf Pro ST28000NT000 28TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive