Soldier Front Fps Lag

I've Fps Lag In game i've sooo wait for game starts and match starts
i'll update my graphic cards formatting deffraging

My system
Intel Pentium4 2.66 GHz
1Gig Ram
ATI Radeon x1300

and ~
I'll play ths game 1 year ago and it's soo speedy why how can i fix it pls give me answer

use cc cleaner? and use gamebooster
it really helps

in game for me it is too a little bit laggy