On-Premise (Non-Cloud) | Off-Premise (Private Clouda) | ||||||||
Decision Factor | Weight (%) | SQ | SIPS | CB | SaaS COTS | PaaS SIPS | PaaS CB | IaaS SIPS | IaaS CB |
Ability to meet critical success factors | 25 | 0.25 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Number of years in planning through implementation | 10 | NA | 0.30 | 0.20 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 |
Total PV risk-adjusted life cycle costs | 15 | 0.60 | 0.60 | 0.30 | 0.60 | 0.45 | 0.15 | 0.45 | 0.15 |
Qualitative risks | 30 | NA | 1.20 | 0.90 | 0.30 | 0.30 | 0.30 | 0.30 | 0.30 |
Qualitative benefits | 10 | 0.10 | 0.40 | 0.30 | 0.40 | 0.40 | 0.40 | 0.40 | 0.40 |
Confidence level of risk-adjusted cost | 10 | NA | 0.30 | 0.10 | 0.10 | 0.20 | 0.30 | 0.10 | 0.10 |
Weighted scores | 100 | 0.95 | 3.80 | 2.80 | 2.50 | 2.45 | 2.25 | 2.35 | 2.05 |