Installed 2 gb ram and 1gb ram does it matter with slot they go in

breakben1

Honorable
May 3, 2012
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0
10,510
my hp laptop can hold 4gb of ram in one slot 1 have 2gb and the other 1gb dose it matter with slot i put the 2gb in
 

psaus

Distinguished
Jun 13, 2006
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19,160
If you're running 3GB RAM total, for the most part it doesn't matter. By the books, the 2GB (or biggest) module needs to be in the first slot. But this will only result in performance increases on the order of 0.1/0.05%.
For a laptop, it doesn't matter. :)