my postgreSQL 7.4 beta for windows

hello,...
I'm using postgreSQL 7.4 beta for windows, and i use
them in my project with delphi and i use DBexpress for
connecting to then Postgres, but in other case my
postgres runs very slowly ,I compare it with mySQL is
faster than mine, By the way my computer spesification

is : Intel PIII 600B , 256 MB RAM
could you help me, is there any other procedure in the
installation to make my Postgres runs fast(maybe my
installation is standart);

Thank You

dedy styawan
Indonesia

__________________________________
Do you Yahoo!?
The New Yahoo! Shopping - with improved product search
http://shopping.yahoo.com