Forbes contributors publish independent expert analyses and insights. Brad Moon covers audio gear, Apple products and consumer tech. This article is more than 10 years old. When it comes to breathing ...

Upgrading your computer's memory is the quickest and most affordable way to make it run faster. In this CNET How-To, we show you how to add RAM to your iMac. Executive Editor David Carnoy has been a ...

Repair advice and spare parts supplier iFixit is capitalizing on the discovery that the memory and processor inside the new 21.5-inch 4K iMac can be removed and replaced, by creating a RAM upgrade kit ...

Reader Doug Eldred also sent us the following question: "Does anyone have any actual data for how much difference 'matched RAM' makes on the G5 iMac? Is this a mostly theoretical boost, or does it ...