If you’re buying a laptop and can choose the processor you want, you can assume, generally, that the one rated at 2.5 GHz is probably faster than the one rated at 2.3 GHz.
Many of those people probably don’t even know what it means (it’s the number of clock cycles—effectively, calculations—a processor completes in one second, in billions referred to as a system’s clock speed), but it’s an easy thing to compare. Traditionally, pretty much the only thing most consumers look at is its total Gigahertz power. When you’re in the market for a processor, there is a list of things you should be considering.
