short answer yes, get a better than stock cpu cooler first, then scour this google search cause it is a well known combo to overclock
https://www.google.com/search?q=can+I+overclock+with+asus+p5q+se2&ie=&oe=
short answer yes, get a better than stock cpu cooler first, then scour this google search cause it is a well known combo to overclock
https://www.google.com/search?q=can+I+overclock+with+asus+p5q+se2&ie=&oe=
Your motherboard features the P45 chipset which is a good choice for overclocking them.
Look out tutorials and guides for overclocking the chip. They are not hard to find and around at basically all major discussion forums geared towards computer hardware and gaming in general.