Intel Core i7-3520M vs Intel Core i7-4558U

Core i7-3520M vs Core i7-4558U benchmarks

In our benchmarks, the Core i7-3520M beats the Core i7-4558U in overall performance. Despite this, the Core i7-4558U has the advantage in our gaming benchmark.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i7-3520M has a slightly higher clock speed compared to the Core i7-4558U. Also, the Core i7-3520M has a slightly higher turbo speed. The Core i7-4558U outputs less heat than Core i7-3520M thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i7-3520M has more threads than cores. Each physical core is split into multiple threads.