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PMBOK 3rd ed |
PMBOK 4th ed |
| 4.1 Develop Project Charter | 4.1 Develop Project Charter |
| 4.2 Develop Preliminary Project Scope Statement | |
| 4.3 Develop Project Management Plan | 4.2 Develop Project Management Plan |
| 4.4 Direct and Manage Project Execution | 4.3 Direct and Manage Project Execution |
| 4.5 Monitor and Control Project Work | 4.4 Monitor and Control Project Work |
| 4.6 Integrated Change Control | 4.5 Perform Integrated Change Control |
| 4.7 Close Project | 4.6 Close Project or Phase |
| 5.1 Scope Planning | 5.1 Collect Requirements |
| 5.2 Scope Definition | 5.2 Define Scope |
| 5.3 Create WBS | 5.3 Create WBS |
| 5.4 Scope Verification | 5.4 Verify Scope |
| 5.5 Scope Control | 5.5 Control Scope |
| 6.1 Activity Definition | 6.1 Define Activities |
| 6.2 Activity Sequencing | 6.2 Sequence Activities |
| 6.3 Activity Resource Estimating | 6.3 Estimate Activity Resources |
| 6.4 Activity Duration Estimating | 6.4 Estimate Activity Durations |
| 6.4 Activity Duration Estimating | 6.4 Estimate Activity Durations |
| 6.5 Schedule Development | 6.5 Develop Schedule |
| 6.6 Schedule Control | 6.6 Control Schedule |
| 7.1 Cost Estimating | 7.1 Estimate Costs |
| 7.2 Cost Budgeting | 7.2 Determine Budget |
| 7.3 Cost Control | 7.3 Control Costs |
| 8.1 Quality Planning | 8.1 Plan Quality |
| 8.2 Perform Quality Assurance | 8.2 Perform Quality Assurance |
| 8.3 Perform Quality Control | 8.3 Perform Quality Control |
| 9.1 Human Resource Planning | 9.1 Develop Human Resource Plan |
| 9.2 Acquire Project Team | 9.2 Acquire Project Team |
| 10.1 Communications Planning | 10.1 Identify Stakeholders |
| 10.2 Information Distribution | 10.2 Plan Communications |
| 10.3 Performance Reporting | 10.3 Distribute Information |
| 10.4 Manage Stakeholders | 10.4 Manage Stakeholder Expectations |
| 10.5 Report Performance | |
| 11.1 Risk Management Planning | 11.1 Plan Risk Management |
| 11.2 Risk Identification | 11.2 Identify Risks |
| 11.3 Qualitative Risk Analysis | 11.3 Perform Qualitative Risk Analysis |
| 11 .4 Quantitative Risk AnalysiS | 11.4 Perform Quantitative Risk Analysis |
| 11.5 Risk Response Planning | 11.5 Plan Risk Responses |
| 11.6 Risk Monitoring and Control | 11.6 Monitor and Control Risks |
| 12.1 Plan Purchases and Acquisitions | 12.1 Plan Procurements |
| 12.2 Plan Contracting | 12.2 Conduct Procurements |
| 12.3 Request Seller Responses | 12.3 Administer Procurements |
| 12.4 Select Sellers | 12.4 Close Procurements |
| 12.5 Contract Administration | |
| 12.6 Contract Closure |
More details here:
The major differences between the Third Edition and the Fourth Edition are summarized below in PMI’s webpage: