Posted by Last updated on June 13th, 2020 at 08:28 pm
Though it may seem from the names that memory and storage devices are same thing, but actually they are far different. Following are the differences between Memory and Storage Devices.
8 Differences between memory and storage devices:
|
Term
|
Memory
|
Storage
|
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Speed
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Very speedy, that is, it responds very fast
|
Slower than memory devices
|
|
Cost
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Very expensive compared to storage devices
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Less expensive when compared to memory devices
|
|
Storage Type
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Mostly volatile
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Non-volatile
|
|
Impact on Performance
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Has high impact on overall computer performance
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Has low impact on overall computer performance
|
|
Accessible by
|
Can be accessed by CPU and programs
|
Can be accessed by both CPU, programs and users
|
|
Required Size
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Generally requires less in storing capability
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Generally requires more in storing capability
|
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Importance
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Memory is a required component of a computer
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Storage is not a required component
|
|
Alternative use
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Can’t be used as an storage device
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Can be used as a memory device
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Examples:
- Memory: RAM, ROM. Cache Memory etc.
- Storage Devices: Hard Disk Drive, Optical Disks etc.
