You could try V-Man's FPS Booster:
http://www.akimbo.in/files/index.php?act=view&id=694 (It hasn't been transferred to new Akimbo yet, so it's an akimbo.in link.)
http://www.akimbo.in/files/index.php?act=view&id=694 (It hasn't been transferred to new Akimbo yet, so it's an akimbo.in link.)