Best way to find out what your laptop uses, would be to go to www.crucial.com and input your laptop specs. Make, and model number.

Those DDR2 may not work in your laptop even though they are 200pin.

Here's the link at newegg that says DDR and DDR2 can both be 200pin:

http://www.newegg.com/Store/SubCateg...=Laptop-Memory