Need a little help getting ram

I dont mean to make another post but i need some help choosing ram. I only have 2gb 1 ofem died on me i need some help picking one it will be used for gaming Thank you. New egg is where im looking

what type of ram

ddr2

What speed?

I'd get these:

http://www.newegg.com/Product/Product.aspx?Item=N82E16820134582

Assuming you need DDR2 800MHz.