Intel Core i5-8265U vs Intel Core i7-11700K

Core i5-8265U vs Core i7-11700K benchmarks

In our benchmarks, the Core i7-11700K beats the Core i5-8265U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-8265U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-11700K has significantly more cores with 8 cores compared to the Core i5-8265U that has 4 cores. It also has more threads than the Core i5-8265U. These CPUs have different clock speeds. Indeed, the Core i7-11700K has a significantly higher clock speed compared to the Core i5-8265U. Also, the Core i7-11700K has a slightly higher turbo speed. A Core i5-8265U CPU outputs less heat than a Core i7-11700K CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Core i7-11700K has significantly more L2 cache than the Core i5-8265U. The Core i7-11700K also has significantly more L3 cache.

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 i5-8265U has more threads than cores. Each physical core is split into multiple threads.