In comparison, Intel’s Core i5 offer up to 12MB while the current crop of Core i7’s pack in up to 16MB. This is clearly one area where an i7 outperforms a Core i5 or Core i3 processor.

Pentium? Core i5? Core i7? Making sense of Intel’s convoluted CPU lineup It defies simple explanation, but here's how to know what you're getting.

Intel has a number of product families in the desktop processor market, including the popular Core i3, Core i5 and Core i7. But which one is best for you and your PC?

Which CPU Should You Buy? If you're looking at the mobile market, we'd recommend a newer 8th Gen quad core over a dual-core CPU.