The current research test the impact of group efficacy and group identification on group performance within the university student organizations. Through questionnaires survey about group efficacy, group identification and group performance on the university students organizations members contained 127 male members and 166 female members. The hierarchical regression analysis shown that standard coefficient of group efficacy and group identification on group performance are .509(p<.001) and .304(p<.001) respect. The results proved that group efficacy and group identification has positively significance effect on group performance. The implications of these results for promote group performance was discussed.