There are many enterprise frameworks. All these frameworks don't focus on all aspects with same rigour and detail. It is important to see how are they diferent.
Enterprise Architecture Frameworks
- Zachman Enterprise Framework
- TOGAF (The Open Group Architecture Framework)
- DoDAF (Department of Defence Architecture Framework)
- Gartner Enterprise Architecture Framework
- E2AF - Extended Eterprise Architecture Framework
- IAF - Capgemiin's Integrated Architecture Framework
- PEAF - Pragmatic Enterprise Architecture Framework
- FEAF - US Federal Enterprise Architecture Framework
- TEAF - Treasury Enterprise Architecture Framework
Differences:
- Various frameworks are evolved differently.
- Scope of various frameworks is different.
- Various frameworks follow different principles.
- Purpose of many of them is different.
- Structures of these frameworks are different.
Comparison:Following criteria can help comparing various EA frameworks. Important or relevance of one criteria for an organization may be different than other organization: - Coverage
- Detail/Completeness
- Adoption in the Industry
- Business Focus
- Governance model
- Vendor neutrality
- Availability of information and resources
- Implementation time
- Efectiveness assesment
- Tool/Templates/Blueprints/Reference model support
You can choose criteria which are important for your organization or relevent to your organization. Different criteria may have different weight for your organization.Scores in a scale of 1 to 5 can be given on various criteria for these frameworks where 5- Exelent, 4- Very good, 3.-Good, 2- Poor, 1- Very poor or no support/does not cover
Criteria | Zachman | TOGAF | DoDAF | EAF | E2AF | IAF | PEAF | FEAF | TEAF | Coverage | | | | | | | | | | Completeness | | | | | | | | | | Business | | | | | | | | | | Availabilityof resources
| | | | | | | | | | Time to implement
| | | | | | | | | | Assesment | | | | | | | | | | Support(Tools, Ref etc)
| | | | | | | | | | Govenrnance | | | | | | | | | | Vendor neutrality
| | | | | | | | | | Adoption | | | | | | | | | |
|