Yes you will need some thermal paste look for artic silver 5 is the best IMHO
http://www.arcticsilver.com/instructions.htm
most first time users put on twice as much as they need making it ooze out over the edges of the cpu socket yoiu only need a dab about the size of a BB gun BB
then evenly spread across the CPU die with a credit card
http://www.arcticsilver.com/instructions.htm
most first time users put on twice as much as they need making it ooze out over the edges of the cpu socket yoiu only need a dab about the size of a BB gun BB
then evenly spread across the CPU die with a credit card