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Free RAID Calculator

RAID (Redundant Array of Independent Disks) is a technology that combines multiple disk drive components into a logical unit for data redundancy and performance improvement. Choosing the right RAID configuration is crucial for balancing data protection, performance, and storage capacity. Our free RAID calculator simplifies this decision-making process, helping you find the optimal setup for your needs.

RAID Calculator

  • Add hard disks
  • Server
    To remove a hard disk, click on it.
    Please add at least 2 hard disks
  • The minimum number of disks in a RAID 5 set is 3.
    The minimum number of disks in a RAID 6 set is 4.
    The minimum number of disks in a RAID 10 set is 4 and it must be an even number.
    The minimum number of disks in a RAID 50 set is 6 and it must be an even number.
    The minimum number of disks in a RAID 60 set is 8.
    The minimum number of disks in a RAID 5E set is 4.
    The minimum number of disks in a RAID 51 set is 6 and it must be an even number.
    The minimum number of disks in a RAID 61 set is 8 and it must be an even number.
    Available disk space:
    Parity/Protection:
    Unused disk space:

How to Use the RAID Calculator

Get personalized results tailored to your specific hardware and needs. Our RAID calculator tool allows you to calculate storage capacity and performance for RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, RAID 51, RAID 60, RAID 61, and RAID 5E/5EE

Select Disk Size and Add Disks

Choose a hard disk size from the available options (1 TB to 16 TB) by clicking the corresponding button under "Add hard disks."

Click on the desired disk size buttons to add multiple disks of the same or different sizes to your RAID configuration.

Choose RAID Level and View Configuration

Use the dropdown menu to select your desired RAID level (e.g., RAID 1, RAID 6).

The "Server" section will display your current configuration of added hard disks.

Review Results and Adjust

The calculator will show available disk space, parity/protection space, and unused disk space based on your RAID selection.

Adjust your configuration by adding or removing disks or changing RAID levels to see how different setups affect your storage options. The calculator updates dynamically with each change.

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