Intel Core i7-8665U vs Intel Core i5-3550S

Core i7-8665U vs Core i5-3550S benchmarks

In our benchmarks, the Core i7-8665U beats the Core i5-3550S in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-3550S in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores but the Core i7-8665U has more threads. These CPUs have different clock speeds. Indeed, the Core i5-3550S has a significantly higher clock speed compared to the Core i7-8665U. Despite this, the Core i7-8665U has a slightly higher turbo speed. A Core i7-8665U CPU outputs less heat than a Core i5-3550S CPU because of its significantly 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 i7-8665U has more threads than cores. Each physical core is split into multiple threads.