memory matching

i have a 512 stick of 333 ram in my copmuter at the moment. if i want to add some more, do i have to match the brand of my new stick with my old one? if not are there some brands that won't work with others?
thanks!

  citadel 22:06 14 Dec 03

I have different brands in my computer with no poblems.

This thread is now locked and can not be replied to.

Surface Pro (2017) vs Surface Pro 4

20 groundbreaking 3D animation techniques

How to mine Bitcoin on Mac