Intel Core i7-3540M vs Intel Core i7-4558U

Core i7-3540M vs Core i7-4558U comparison

According to the hardwareDB Benchmark tool, the Core i7-3540M is faster than the Core i7-4558U. Despite this, the Core i7-4558U has the advantage in our gaming benchmark.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i7-3540M has a slightly higher clock speed compared to the Core i7-4558U. Also, the Core i7-3540M has a slightly higher turbo speed. The Core i7-4558U outputs less heat than Core i7-3540M thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i7-3540M has more threads than cores. Each physical core is split into multiple threads.