Intel Core i7-11700K vs Intel Core i7-8700K

Core i7-11700K vs Core i7-8700K benchmarks

Our benchmark analysis concludes that the Core i7-11700K performs better than the Core i7-8700K. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-8700K in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-11700K has slightly more cores with 8 cores compared to the Core i7-8700K that has 6 cores. It also has more threads than the Core i7-8700K. With our hardware info, we find that the Core i7-8700K has a slightly higher clock speed than the Core i7-11700K. Despite this, the Core i7-11700K has a slightly higher turbo speed. The Core i7-8700K outputs less heat than Core i7-11700K thanks to a slightly 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 i7-8700K. The Core i7-11700K also has slightly more L3 cache.

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 i7-11700K has more threads than cores. Each physical core is split into multiple threads.