Although knowledge management is not a new idea, but in recent years has become a major issue management. Recent studies have shown - that it is important for managers to evaluate the performance of knowledge management enjoys. In most studies have only presented a list of key factors in the success of knowledge management and comprehensive model for evaluating the performance of knowledge management has been presented. Performance evaluation of knowledge management can be considered a kind of multiple criteria decision making problem. No research has been conducted to evaluate the performance of Knowledge Management, Balanced Scorecard techniques to obtain the issue of multiple criteria decision has not been used. Designing a framework for assessing knowledge management performance requires a systematic process for selecting knowledge management is the key to success. The present study investigated the success factors of knowledge management based on the factors mentioned in various sources were ltr" The first step is to define the decision. The second step is to identify the criteria and the relationship between them, the third step of interdependencies among criteria and criteria with weight gain process is to analyze a network. In the fourth step, based on the weighted criteria matrix, decision is made. The final step is applying TOPSIS method to rank the performance of organizational units. The model is a four-unit supportive services Jihad-e Agriculture was implemented, and Production and distribution of fertilizers and pesticides unit has the best performance.