Intel Core i9-12900K vs Intel Core Ultra 7 255HX

Core i9-12900K vs Core Ultra 7 255HX comparison

Our benchmark analysis concludes that the Core Ultra 7 255HX performs better than the Core i9-12900K. Despite this, the Core i9-12900K has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Core Ultra 7 255HX has slightly more cores with 20 cores compared to the Core i9-12900K that has 16 cores. Despite this, the Core i9-12900K has more threads than the Core Ultra 7 255HX. Our comparison shows that the Core i9-12900K has a slightly higher clock speed compared to the Core Ultra 7 255HX. Furthermore, both these CPUs have identical turbo speeds.

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 i9-12900K has more threads than cores. Each physical core is split into multiple threads.