Comparison Between Different Enterprise Architecture Frameworks

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4.1 Comparison of Different Enterprise Architecture Frameworks

A number of EA frameworks exist in the industry with the goal of addressing the basic challenge of assessing, aligning, and organizing business objectives with technical requirements and strategies. Examples include the Zachman Enterprise Framework, The Open Group Architecture Framework (TOGAF), OMB Federal Enterprise Architecture (FEA), and The Gartner Methodology (formerly the Meta Framework).

Each framework possesses different strengths and weaknesses, which makes it difficult to find any one existing framework that is ideal for all situations. The following chart depicts how four Enterprise Architecture Frameworks compare.

4.2 How to Solve the Problem?

To touch lightly on value, there are multiple levels of value and it is one of the most difficult things to measure as it contains both quantitative and qualitative aspects. But for an EA practice the following should be considered:

• Cost Avoidance - "How do we avoid unnecessary costs?"
• Cost Reduction - "How do we reduce our current spend?"
• Quality - "How do we improve the quality of our information?"
• Risk Containment - "How to we control and reduce organisational risks?"
• Stakeholder Value - "How do we improve our value to our stakeholders?"
• Resource Allocations - "How do we improve the view of demand for our services?"
• Productivity - "How do we increase our productivity and efficiency?"
• Collaboration - "How do we improve our engagement
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