How do you calucate the Total Cost of Ownership per gigabyte of storage – our breakdown of this is as follows based on analysis of customer installations, cost of storage (based on EMC hardware) and administrative and backup costs:
|Depreciated Cost per Annum (4 Years)
|Cost of Storage Hardware per GB
|Cost of Backup Hardware per GB
|Cost of Administration per GB Current
|Total Cost per GB
This gives a Total Cost of ownership per GB o te £14.37 and an ongoing TCO of £3.77
Some customers have used figures as high as £18 per GB for TCO so a range may be appropriate.