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STORAGE CALCULATORS
  RAID Calculator     Storage Capacity Calculator   Technical Information  
Use capacity requirements to determine the number of disks needed
Choose RAID Level:
Choose Drive Type:
Choose Drive Speed:
How much Total Capacity (in GB) do you need?
Choose Capacity Type:
Raw 
Usable 
How many Hot Spares do you need? 
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Hot Spares will subtract from the total number of disks. Please take this into account when calculating the total number of disks.
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Input an estimate of the amount of storage you will need. Your available storage capacity will decrease depending on the RAID level you choose. Do not include hot spares in your raw storage calculation.
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Input the amount of data you currently have in use. This will be used to generate an estimate on the number of disks you will need for this amount of available storage, after accounting for the RAID level.
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