If your thinking of speeding up your computer then consider a ram upgrade. A ram upgrade will allow you to run more applications with your computer at the same time. Open up more browser windows without running out of ram. It's less expensive to purchase ram after you buy your computer as the manufacturer's prices can be expensive. Ram prices are coming back down so consider some DDR3 or DDR4 ram.
DDR4 Ram Deals:
DDR3 Ram Deals: