help! my nba 2k13 was to laggy! :( 10-20 fps only

can someone help me play nba 2k13 smoothly? thanks!
LAPTOP SPECS:
INTEL COre I3-380M
GE FORCE 540M 2GB
6GB RAM
500GB HDD

THANKS IN ADVANCE!

I had pretty bad performance (only have the game 1 week so needed to find solutions, thats how I found this forum ), I posted my findings and results (from 25 fps back to 55-65) here:

I have AMD based system, but its worth trying things I have tried and test it.

viewtopic.php?f=146&t=88928&p=1564975#p1564975