I tried the stock clocks too, it dosnt like it, ive read that the nvidia 1xx.xx drivers dont like 6xxx and 7xxx cards for 2d test and such, and overall 2d.
But i don;t play 2d games i play 3d, and they run fine
Looking at everyone elses pcs ill get around 150-160
ps, no offence that laptops terrible lol, 300 or so mhz processor? i hope thats an old laptop o_O ^_^