EA Framework Comparison
Post date: May 6, 2012 5:55:11 AM
There are many enterprise frameworks. All these frameworks don't focus on all aspects with same rigor and detail. It is important to see how are they different.
Enterprise Architecture Frameworks
Zachman Enterprise Framework
TOGAF (The Open Group Architecture Framework)
DoDAF (Department of Defense Architecture Framework)
Gartner Enterprise Architecture Framework
E2AF - Extended Enterprise 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
Effectiveness assessment
Tool/Templates/Blueprints/Reference model support
You can choose criteria which are important for your organization or relevant 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- Excellent, 4- Very good, 3.-Good, 2- Poor, 1- Very poor or no support/does not cover