Hydropothecary announces expansion plans to increase production capacity to 108,000 kilograms per year of dried cannabis
4 gb of ram is so much. 8 GB is definitely overkill unless you are planning on doing something involving video. With ableton you would actually be fine with 1 or 2 gb, 4 gb is plenty.
So make sure to note down th model number of your current RAM before purchasing the new 4GB. RAM goes for less than 10$ per GB, so 4 GB will end up costing you somewhere in the region of $40, and 8GB will cost about $75.