Core i7 vs. Core i9: Which high-end laptop CPU should you buy?

When you’re shopping for a high-end gaming laptop, one fundamental choice is whether to buy a model with a Core i7 or a Core i9 CPU. The Core i7 CPU is powerful, but the Core i9 is supposed to be the topmost performer, the extreme machine—usually with an upcharge to match.When you’re focused on the CPU it’s about the performance, and two major factors affect that: the megahertz or clock speed the CPU runs at, and the amount of compute cores it has. In laptops, one more very important constraint is the cooling, which can throw a monkey wrench into it all. We’ll help you decide which laptop CPU is best for you, with information about the Core i7 and Core i9 in the last three CPU generations from Intel, and which is likely the better choice for your laptop. Starting with the latest and working our way back...To read this article in full, please click here