I have one stick of 1GB in the 1st of 4 slots. Can I add 2 more 1GB sticks by removing the one stick & putting it in the 3ed slot & adding 2 1GB sticks in the 1st & 2ed slots for a total of 3BGs? Or do I need to have ram in all in all 4 slots for the upgrade to work.?
Thanks.
Thanks.