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Backup Capacity Calculator

To evaluates required storage capacity enter backup configuration details:

Data set size (GB):
Data change rate (between backups) (%):
Number of full backups to store per week:
Number of full backups to store per month:
Total number of full backups to store:
Target full backup window (hr):
Number of incremental backups to store per week:
Number of incremental backups to store per month:
Total number of incremental backups to store:
Target incremental backup windows (hr):
Expected compression ratio:
:1
Expected de-duplication ratio:
:1

Backup storage size  Non - compressed  Compressed  De-dupl.   Compressed + De-dupl.
Full (GB): 500 250 500 250
Incremental (GB): 25 12.50 25 12.50
Weekly (GB): 650 325 650 325
Monthly (GB): 2300 1150 2300 1150
Total (GB): 7800 3900 7800  3900
Throughput required (non-compressed)  (GByte/hour)  (Mbit/sec) 
 - for full backup: 62.50 138.89
 - for incremental backup:  4.17 9.26