According to the information in the article "20 12 Nanchang Senior High School Entrance Examination Champion was released with a total score of 640 points without preferential treatment" published by China Education Network, the total score of Nanchang Senior High School Entrance Examination in that year was 640 points.

The examination subjects and scores are 70 points for politics, 70 points for Chinese, mathematics and foreign languages 120, 90 points for physics, 60 points for chemistry, 20 points for physical education, 30 points for physical and chemical experiment operation 10 and 30 points for biology, with a total score of 640. 20 12 Nanchang senior high school entrance examination scored 624 points (excluding preferential points).