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  2. Solid-state drive - Wikipedia

    en.wikipedia.org/wiki/Solid-state_drive

    A solid-state drive (SSD) is a type of solid-state storage device that uses integrated circuits to store data persistently. It is sometimes called semiconductor storage device, solid-state device, or solid-state disk. [1] [2] SSDs rely on non-volatile memory, typically NAND flash, to store data in memory cells. The performance and endurance of ...

  3. Density (computer storage) - Wikipedia

    en.wikipedia.org/wiki/Density_(computer_storage)

    For example, the first commercial hard drive, IBM's RAMAC in 1957, supplied 3.75 MB for $34,500, or $9,200 per megabyte. In 1989, a 40 MB hard drive cost $1200, or $30/MB. And in 2018, 4 Tb drives sold for $75, or 1.9¢/GB, an improvement of 1.5 million since 1989 and 520 million since the RAMAC.

  4. Seagate Barracuda - Wikipedia

    en.wikipedia.org/wiki/Seagate_Barracuda

    Some drives(2.5" 500 GB and 1 TB, 3.5" 2 TB) has 5400 RPM and 7200 RPM variant every other with higher capacity has 5400 RPM and 3.5" 1 TB and (canceled) 500 GB were available only in 7200 RPM . All 2.5" have 128 MB cache size, 3.5" mostly have 256 MB with two exceptions 1 TB(64 MB cache) and 500 GB(32 MB cache).

  5. File size - Wikipedia

    en.wikipedia.org/wiki/File_size

    File size is a measure of how much data a computer file contains or how much storage space it is allocated. Typically, file size is expressed in units based on byte. A large value is often expressed with a metric prefix (as in megabyte and gigabyte) or a binary prefix (as in mebibyte and gibibyte). [1]

  6. Disk buffer - Wikipedia

    en.wikipedia.org/wiki/Disk_buffer

    A 500 GB Western Digital hard disk drive with a 16 MB buffer. In computer storage, a disk buffer (often ambiguously called a disk cache or a cache buffer) is the embedded memory in a hard disk drive (HDD) or solid-state drive (SSD) acting as a buffer between the rest of the computer and the physical hard disk platter or flash memory that is ...

  7. Disk sector - Wikipedia

    en.wikipedia.org/wiki/Disk_sector

    In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc. For most disks, each sector stores a fixed amount of user-accessible data, traditionally 512 bytes for hard disk drives (HDDs), and 2048 bytes for CD-ROMs , DVD-ROMs and BD-ROMs . [ 1 ]

  8. 14 Best Free Cloud Storage Options - AOL

    www.aol.com/14-best-free-cloud-storage-234545340...

    For just $2.99 per month, you can upgrade your account to 500GB of storage, making Degoo one of the most affordable cloud storage solutions with tremendous storage capacity. Google Drive. You can ...

  9. Gigabyte - Wikipedia

    en.wikipedia.org/wiki/Gigabyte

    Therefore, one gigabyte is one billion bytes. The unit symbol for the gigabyte is GB. This definition is used in all contexts of science (especially data science), engineering, business, and many areas of computing, including storage capacities of hard drives, solid-state drives, and tapes, as well as data transmission speeds.

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